Abrégé

Methods and systems for producing iron from an iron-containing ore and removing impurities found in the iron-containing ore are disclosed. For example, a method for producing iron comprises providing a feedstock having an iron-containing ore and one or more impurities to a dissolution subsystem comprising a first electrochemical cell; producing an iron-rich solution, in the dissolution subsystem; treating the iron-rich solution to remove at least a portion of one or more impurities by raising a pH of the iron-rich solution from an initial pH to an adjusted pH thereby precipitating at least a portion of the one or more impurities in the treated iron-rich solution; delivering the treated iron-rich solution to an iron-plating subsystem having a second electrochemical cell; second electrochemically reducing at least a first portion of the transferred formed Fe2+ ions to Fe metal; and removing the Fe metal from the second electrochemical cell thereby producing iron.

Classes IPC  ?

• C25C 1/06 - Production, récupération ou affinage électrolytique des métaux par électrolyse de solutions des métaux du groupe du fer, de métaux réfractaires ou du manganèse
• C21B 13/00 - Fabrication de fer spongieux ou d'acier liquide par des procédés directs
• C21C 5/52 - Fabrication de l'acier au four électrique
• C22B 3/06 - Extraction de composés métalliques par voie humide à partir de minerais ou de concentrés par lixiviation dans des solutions inorganiques acides
• C22B 5/00 - Procédés généraux de réduction appliqués aux métaux
• C25B 1/04 - Hydrogène ou oxygène par électrolyse de l'eau
• C25B 15/08 - Alimentation ou vidange des réactifs ou des électrolytesRégénération des électrolytes
• C25C 7/02 - ÉlectrodesLeurs connexions
• C25C 7/04 - DiaphragmesÉléments d'espacement
• C25C 7/08 - Séparation des métaux déposés à la cathode
• C25D 3/20 - Dépôt électrochimiqueBains utilisés à partir de solutions de fer

Produits et services

Business services, namely, online information in relation to resource planning for the mining and resource industry, mine planning, maintenance scheduling, producing scheduling, equipment scheduling, materials management, quality management Metal hydroxides, namely, calcium hydroxide and magnesium hydroxide; carbon neutral materials, namely, calcium oxide, magnesium oxide, and metallurgical fluxes; chemical reagents for metallurgical fluxes; chemical reagents for smelting, melting, foundry, and casting of metal; chemical reagents for carbon sequestration; metallurgical fluxes for smelting, melting, foundry, and casting of metal; carbon capture and sequestration materials, namely, calcium carbonate and magnesium carbonate; recycled metal compounds and recycled metal solids, namely, aluminum oxide, chromium oxide, iron oxide and magnesium oxide for use in further manufacturing; none of the goods for use in the fields of printed circuit boards and semiconductor resist manufacturing industries Common metals and their alloys; steel; ore-based electrolytic iron; recycled metal compounds and recycled metal solids, namely, aluminum ingots, chromium, magnesium ingots, recycled iron, and electrolytic iron for use in further manufacture; recycled metal powders for use in further manufacture Ore treating machines; electrochemical generators being a machine for generating acids; ore dissolution reactors being an industrial chemical reactor; iron plating reactors being an industrial chemical reactor; ore processing systems and instrumentation being machines; carbon capture and sequestration systems and instrumentation, namely, industrial chemical reactors; metallurgical slag recycling reactors being industrial chemical reactors; electrochemical systems, reactors and instrumentation for the processing of ores and metallurgical slags, namely, industrial chemical reactors Electrochemical processing of iron and steel for fabrication to the order and specification of others; custom manufacturing of general product lines in the field of steelmaking and recycled metals and oxides using processing of metals, alloys and metallurgical fluxes; custom processing of metal ores to the specification of others; electrochemical processes for processing metal carbonates carbon capture and sequestration; custom manufacturing services using electrochemistry for the processing of metals, alloys, metallurgical fluxes, metallurgical slags, ores and oxides; custom manufacturing carbon capture and sequestration materials using electrochemical processes; custom manufacturing services of general product lines using electrochemical processing of ores and metallurgical slags; custom processing of metallurgical fluxes to the specification of others; custom manufacturing services for the manufacture of recycled metals and oxides in the electrochemical recycling of metallurgical slags; custom manufacturing of equipment being electrochemical stacks, for use in mine extraction, processing of ores and recycling of metallurgical slags Construction of buildings for use in mine extraction, processing of ores and recycling of metallurgical slags; installation and repair services of equipment used for mine extraction, processing of ores, and recycling of metallurgical slags Design of buildings and equipment, namely, electrochemical stacks, for use in mine extraction, processing of ores and recycling of metallurgical slags

Abrégé

A method of making a material for capturing carbon dioxide from the earth's atmosphere, comprises producing an acid and a base with an electrochemical acid-base generator; dissolving a mineral in the acid to produce a mineral rich solution, separating silica from the mineral rich solution to form a silica depleted solution; adding a first portion of the base to the silica depleted solution to remove impurities by precipitation, adding a second portion of the base until ferrous hydroxide (Fe(OH)2) precipitates, then pausing base addition and removing the ferrous hydroxide precipitate from the solution. Then adding a third portion of the base to the iron-depleted solution to precipitate magnesium hydroxide (Mg(OH)2) and/or calcium hydroxide (Ca(OH)2). Then recovering a salt solution and directing the recovered salt solution to the electrochemical acid-base generator to produce a new acid and a new base. The magnesium hydroxide and/or calcium hydroxide may be used to capture and sequester carbon dioxide from a CO2-containing gas (e.g., air) by forming a carbonate or from the ocean by forming bicarbonate.

Classes IPC  ?

• C25B 1/20 - Hydroxydes
• C02F 1/461 - Traitement de l'eau, des eaux résiduaires ou des eaux d'égout par des procédés électrochimiques par électrolyse
• C02F 101/10 - Composés inorganiques
• C02F 103/08 - Eau de mer, p. ex. pour le dessalement
• C25B 1/22 - Acides inorganiques
• C25B 9/19 - Cellules comprenant des électrodes fixes de dimensions stablesAssemblages de leurs éléments de structure avec des diaphragmes
• C25B 9/70 - Assemblages comprenant plusieurs cellules
• C25B 15/08 - Alimentation ou vidange des réactifs ou des électrolytesRégénération des électrolytes

Abrégé

Methods and systems for producing are disclosed. A method for producing iron, for example, comprises: providing an iron-containing ore to a dissolution subsystem comprising a first electrochemical cell; wherein the first anolyte has a different composition than the first catholyte; dissolving at least a portion of the iron-containing ore using an acid to form an acidic iron-salt solution having dissolved first Fe3+ ions; providing at least a portion of the acidic iron-salt solution to the first cathodic chamber; first electrochemically reducing said first Fe3+ ions in the first catholyte to form Fe2+ ions; transferring the formed Fe2+ ions from the dissolution subsystem to an iron-plating subsystem having a second electrochemical cell; second electrochemically reducing a first portion of the transferred formed Fe2+ ions to Fe metal at a second cathode of the second electrochemical cell; and removing the Fe metal.

Classes IPC  ?

• C25C 1/06 - Production, récupération ou affinage électrolytique des métaux par électrolyse de solutions des métaux du groupe du fer, de métaux réfractaires ou du manganèse
• C22B 3/06 - Extraction de composés métalliques par voie humide à partir de minerais ou de concentrés par lixiviation dans des solutions inorganiques acides
• C22B 5/00 - Procédés généraux de réduction appliqués aux métaux
• C25C 7/02 - ÉlectrodesLeurs connexions
• C25C 7/04 - DiaphragmesÉléments d'espacement

Abrégé

Methods and systems for dissolving an iron-containing ore are disclosed. For example, a method of processing and dissolving an iron-containing ore comprises: thermally reducing one or more non-magnetite iron oxide materials in the iron-containing ore to form magnetite in the presence of a reductant, thereby forming thermally-reduced ore; and dissolving at least a portion of the thermally-reduced ore using an acid to form an acidic iron-salt solution; wherein the acidic iron-salt solution comprises protons electrochemically generated in an electrochemical cell.

Classes IPC  ?

• C25C 1/06 - Production, récupération ou affinage électrolytique des métaux par électrolyse de solutions des métaux du groupe du fer, de métaux réfractaires ou du manganèse
• C22B 3/06 - Extraction de composés métalliques par voie humide à partir de minerais ou de concentrés par lixiviation dans des solutions inorganiques acides
• C22B 5/00 - Procédés généraux de réduction appliqués aux métaux
• C25C 7/02 - ÉlectrodesLeurs connexions
• C25C 7/04 - DiaphragmesÉléments d'espacement

Abrégé

Methods and systems for producing iron from an iron-containing ore are disclosed. For example, a method for producing iron comprises: providing an iron-containing ore to a dissolution subsystem comprising a first electrochemical cell and a dissolution tank; dissolving the iron-containing ore to form an acidic iron-salt solution; reducing Fe3+ ions to form Fe2+ ions and electrochemically generating protons in the first electrochemical cell; circulating solution between the dissolution tank and the first electrochemical cell; transferring formed Fe2+ ions from the dissolution subsystem to an iron-plating subsystem having a second electrochemical cell; second electrochemically reducing a first portion of the transferred formed Fe2+ ions to Fe metal at a second cathode of the second electrochemical cell; and removing the Fe metal. The methods and systems optionally include removing one or more impurities found in the feedstock.

Classes IPC  ?

• C25C 1/06 - Production, récupération ou affinage électrolytique des métaux par électrolyse de solutions des métaux du groupe du fer, de métaux réfractaires ou du manganèse
• C21B 13/00 - Fabrication de fer spongieux ou d'acier liquide par des procédés directs
• C21C 5/52 - Fabrication de l'acier au four électrique
• C22B 3/06 - Extraction de composés métalliques par voie humide à partir de minerais ou de concentrés par lixiviation dans des solutions inorganiques acides
• C22B 5/00 - Procédés généraux de réduction appliqués aux métaux
• C25B 1/04 - Hydrogène ou oxygène par électrolyse de l'eau
• C25B 15/08 - Alimentation ou vidange des réactifs ou des électrolytesRégénération des électrolytes
• C25C 7/04 - DiaphragmesÉléments d'espacement
• C25C 7/08 - Séparation des métaux déposés à la cathode
• C25D 3/20 - Dépôt électrochimiqueBains utilisés à partir de solutions de fer

Abrégé

Methods and systems for producing iron from an iron-containing ore and removing impurities found in the iron-containing ore are disclosed. For example, a method for producing iron comprises providing a feedstock having an iron-containing ore and one or more impurities to a dissolution subsystem comprising a first electrochemical cell; producing an iron-rich solution, in the dissolution subsystem; treating the iron-rich solution to remove at least a portion of one or more impurities by raising a pH of the iron-rich solution from an initial pH to an adjusted pH thereby precipitating at least a portion of the one or more impurities in the treated iron-rich solution; delivering the treated iron-rich solution to an iron-plating subsystem having a second electrochemical cell; second electrochemically reducing at least a first portion of the transferred formed Fe2+ ions to Fe metal; and removing the Fe metal from the second electrochemical cell thereby producing iron.

Classes IPC  ?

• C25C 1/06 - Production, récupération ou affinage électrolytique des métaux par électrolyse de solutions des métaux du groupe du fer, de métaux réfractaires ou du manganèse
• C25C 7/04 - DiaphragmesÉléments d'espacement

Abrégé

A method of making a material for capturing carbon dioxide from the earth's atmosphere, comprises producing an acid and a base with an electrochemical acid-base generator; dissolving a mineral in the acid to produce a mineral rich solution, separating silica from the mineral rich solution to form a silica depleted solution; adding a first portion of the base to the silica depleted solution to remove impurities by precipitation, adding a second portion of the base until ferrous hydroxide (Fe(OH)2) precipitates, then pausing base addition and removing the ferrous hydroxide precipitate from the solution. Then adding a third portion of the base to the iron-depleted solution to precipitate magnesium hydroxide (Mg(OH)2) and/or calcium hydroxide (Ca(OH)2). Then recovering a salt solution and directing the recovered salt solution to the electrochemical acid-base generator to

Classes IPC  ?

• C25B 1/20 - Hydroxydes
• C02F 1/461 - Traitement de l'eau, des eaux résiduaires ou des eaux d'égout par des procédés électrochimiques par électrolyse
• C25B 1/22 - Acides inorganiques
• C25B 9/19 - Cellules comprenant des électrodes fixes de dimensions stablesAssemblages de leurs éléments de structure avec des diaphragmes
• C25B 9/70 - Assemblages comprenant plusieurs cellules
• C25B 15/08 - Alimentation ou vidange des réactifs ou des électrolytesRégénération des électrolytes
• C02F 101/10 - Composés inorganiques
• C02F 103/08 - Eau de mer, p. ex. pour le dessalement

Abrégé

Aspects disclosed herein include a method for stabilizing a lead anode, the method comprising: operating an electrochemical cell comprising performing electrochemical reduction at a first cathode and electrochemical oxidation at a first anode; wherein: the electrochemical cell comprises a first anodic chamber having a first anolyte in contact with the first anode, a first cathodic chamber having a first catholyte in contact with the first cathode, and a first separator separating the first anolyte from the first catholyte; the first anode is a lead electrode; each of the first anolyte and the first catholyte independently comprises aqueous iron cations and aqueous anions; and the first anolyte comprises the aqueous iron cations at a concentration selected from the range of 0.01 M to 0.5 M.

Classes IPC  ?

• C25B 11/042 - Électrodes à base d’un seul matériau
• C25B 9/00 - Cellules ou assemblages de cellulesÉléments de structure des cellulesAssemblages d'éléments de structure, p. ex. assemblages d'électrode-diaphragmeCaractéristiques des cellules relatives aux procédés
• C25B 9/19 - Cellules comprenant des électrodes fixes de dimensions stablesAssemblages de leurs éléments de structure avec des diaphragmes
• C25B 1/04 - Hydrogène ou oxygène par électrolyse de l'eau
• C25B 15/08 - Alimentation ou vidange des réactifs ou des électrolytesRégénération des électrolytes

Abrégé

Included herein are methods of dissolving and purifying an ore containing hematite and/or magnetite iron oxide, the method comprising: thermally reducing a first portion of the ore at sufficient temperature and for a sufficient time to convert a portion of the iron oxide to magnetite to produce high-magnetite ore; thermally reducing a second portion of the ore at sufficient temperature and for a sufficient time to convert a portion of the iron oxide to metallic iron to produce high-metallic ore; first contacting an acid solution with the high-magnetite ore; and then second contacting

Classes IPC  ?

• C22B 3/06 - Extraction de composés métalliques par voie humide à partir de minerais ou de concentrés par lixiviation dans des solutions inorganiques acides
• C01G 49/06 - Oxyde ferrique [Fe2O3]
• C25B 9/17 - Cellules comprenant des électrodes fixes de dimensions stablesAssemblages de leurs éléments de structure
• C01G 49/02 - OxydesHydroxydes
• B03B 7/00 - Combinaisons de procédés ou d'appareils opérant par voie humide, avec d'autres procédés ou appareils, p. ex. pour la préparation des minerais ou cendres

Abrégé

Described herein are various aspects of systems and methods for extracting and isolating re-usable materials from a metallurgical slags such as iron slag, steel slag, blast furnace slag, BOF slag, and/or EAF slag using aqueous acid and base solutions. In some aspects, the acid and base solutions or materials may be produced electrochemically in a salt-splitting acid-base generation (ABG) cell or cell-stack.

Classes IPC  ?

• C21B 3/04 - Récupération des sous-produits, p. ex. des scories
• C22B 7/04 - Mise en œuvre des scories
• C22B 3/06 - Extraction de composés métalliques par voie humide à partir de minerais ou de concentrés par lixiviation dans des solutions inorganiques acides
• C22B 3/44 - Traitement ou purification de solutions, p. ex. de solutions obtenues par lixiviation par des procédés chimiques
• C22B 21/00 - Obtention de l'aluminium
• C22B 26/22 - Obtention du magnésium
• C22B 47/00 - Obtention du manganèse
• C25B 15/08 - Alimentation ou vidange des réactifs ou des électrolytesRégénération des électrolytes
• C25C 1/06 - Production, récupération ou affinage électrolytique des métaux par électrolyse de solutions des métaux du groupe du fer, de métaux réfractaires ou du manganèse

Abrégé

Methods and systems for dissolving an iron-containing ore are disclosed. For example, a method of processing and dissolving an iron-containing ore comprises: thermally reducing one or more non-magnetite iron oxide materials in the iron-containing ore to form magnetite in the presence of a reductant, thereby forming thermally-reduced ore; and dissolving at least a portion of the thermally-reduced ore using an acid to form an acidic iron-salt solution; wherein the acidic iron-salt solution comprises protons electrochemically generated in an electrochemical cell.

Classes IPC  ?

• C25C 1/06 - Production, récupération ou affinage électrolytique des métaux par électrolyse de solutions des métaux du groupe du fer, de métaux réfractaires ou du manganèse
• C22B 3/06 - Extraction de composés métalliques par voie humide à partir de minerais ou de concentrés par lixiviation dans des solutions inorganiques acides
• C22B 5/00 - Procédés généraux de réduction appliqués aux métaux
• C25C 7/02 - ÉlectrodesLeurs connexions
• C25C 7/04 - DiaphragmesÉléments d'espacement

Abrégé

2+ ions to Fe metal at a second cathode of the second electrochemical cell; and removing the Fe metal.

Classes IPC  ?

• C25C 1/06 - Production, récupération ou affinage électrolytique des métaux par électrolyse de solutions des métaux du groupe du fer, de métaux réfractaires ou du manganèse
• C22B 3/06 - Extraction de composés métalliques par voie humide à partir de minerais ou de concentrés par lixiviation dans des solutions inorganiques acides
• C22B 5/00 - Procédés généraux de réduction appliqués aux métaux
• C25C 7/02 - ÉlectrodesLeurs connexions
• C25C 7/04 - DiaphragmesÉléments d'espacement

Produits et services

Metal hydroxides; carbon neutral materials, namely, calcium oxide, magnesium oxide, and metallurgical fluxes; chemical reagents for metallurgical fluxes; chemical reagents for smelting, melting, foundry, and casting of metal; chemical reagents for carbon sequestration; recycled metal hydroxides; recycled metal oxides; metallurgical fluxes for smelting, melting, foundry, and casting of metal. Metals, alloys, iron and steel; ore-based electrolytic iron; materials of metal for use in carbon capture and/or sequestration; recycled metal compounds, recycled metal solids, and recycled metal powders. Ore treating machines; electrochemical acid generators; ore dissolution reactors; iron plating reactors; ore processing machines; carbon capture and/or sequestration systems and instrumentation, namely, chemical reactors; metallurgical slag recycling reactors. Electrochemical machines for the processing of ores and metallurgical slags; electrochemical machines for the production of ore-based metals from ores and for the processing of metallurgical slags into metallurgical fluxes and recycled metals or metal oxides. Business services, namely, providing business information for the mining and resource industry, mine planning, maintenance scheduling, producing scheduling, equipment scheduling, materials management, quality management. Construction of buildings and equipment, namely, electrochemical stacks, for use in mine extraction, processing of ores and recycling of metallurgical slags; installation and repair services of equipment used for mine extraction, processing of ores, and recycling of metallurgical slags. Electrochemical processing for iron and steel fabrication to the order and specification of others; custom manufacturing services in the processing of metals, alloys and metallurgical fluxes; custom processing of metal ores to the specification of others; electrochemical processing for carbon capture and/or sequestration; custom manufacturing services using electrochemistry; electrochemical processing for manufacturing carbon capture and sequestration materials; custom manufacturing services in the electrochemical processing of ores and metallurgical slags; custom processing of metallurgical fluxes to the specification of others; custom manufacturing services in the electrochemical recycling of metallurgical slags. Design of buildings and equipment, namely, electrochemical stacks, for use in mine extraction, processing of ores and recycling of metallurgical slags.

Produits et services

Metal hydroxides; carbon neutral materials; chemical reagents for metallurgical fluxes; chemical reagents for smelting, melting, foundry, and casting of metal; chemical reagents for carbon sequestration. Metals, alloys, iron and steel; ore-based electrolytic iron; carbon capture and/or sequestration materials; recycled metal compounds, recycled metal solids, recycled metal hydroxides, recycled metal powders and recycled metal oxides; metallurgical fluxes for smelting, melting, foundry, and casting of metal. Ore treating machines; electrochemical acid generators; ore dissolution reactors; iron plating reactors; ore processing systems and instrumentation being ore treating machines; carbon capture and sequestration systems and instrumentation, namely, chemical reactors; metallurgical slag recycling reactors. Electrochemical systems, reactors and instrumentation for the processing of ores and metallurgical slags; electrochemical systems, reactors and instrumentation for the production of ore-based metals from ores and for the processing of metallurgical slags into metallurgical fluxes and recycled metals or metal oxides. Business services, namely, providing information for the mining and resource industry, mine planning, maintenance scheduling, producing scheduling, equipment scheduling, materials management, quality management. Installation and repair services of equipment used for mine extraction, processing of ores, and recycling of metallurgical slags. Electrochemical processes for iron and steel fabrication to the order and specification of others; manufacturing services in the processing of metals, alloys and metallurgical fluxes; custom processing of metal ores to the specification of others; electrochemical processes for carbon capture and/or sequestration; manufacturing services using electrochemistry; electrochemical processes for manufacturing carbon capture and sequestration materials; manufacturing services in the electrochemical processing of ores and metallurgical slags; custom processing of metallurgical fluxes to the specification of others; manufacturing services in the electrochemical recycling of metallurgical slags. Design and construction of buildings and equipment, namely, electrochemical stacks, for use in mine extraction, processing of ores and recycling of metallurgical slags.

Produits et services

(1) Metal hydroxides; carbon neutral materials; chemical reagents for metallurgical fluxes; chemical reagents for smelting, melting, foundry, and casting of metal; chemical reagents for carbon sequestration. (2) Metals, alloys, iron and steel; ore-based electrolytic iron; carbon capture and/or sequestration materials; recycled metal compounds, recycled metal solids, recycled metal hydroxides, recycled metal powders and recycled metal oxides; metallurgical fluxes for smelting, melting, foundry, and casting of metal. (3) Ore treating machines; electrochemical acid generators; ore dissolution reactors; iron plating reactors; ore processing systems and instrumentation being ore treating machines; carbon capture and sequestration systems and instrumentation, namely, chemical reactors; metallurgical slag recycling reactors. (4) Electrochemical systems, reactors and instrumentation for the processing of ores and metallurgical slags; electrochemical systems, reactors and instrumentation for the production of ore-based metals from ores and for the processing of metallurgical slags into metallurgical fluxes and recycled metals or metal oxides. (1) Business services, namely, providing information for the mining and resource industry, mine planning, maintenance scheduling, producing scheduling, equipment scheduling, materials management, quality management. (2) Installation and repair services of equipment used for mine extraction, processing of ores, and recycling of metallurgical slags. (3) Electrochemical processes for iron and steel fabrication to the order and specification of others; manufacturing services in the processing of metals, alloys and metallurgical fluxes; custom processing of metal ores to the specification of others; electrochemical processes for carbon capture and/or sequestration; manufacturing services using electrochemistry; electrochemical processes for manufacturing carbon capture and sequestration materials; manufacturing services in the electrochemical processing of ores and metallurgical slags; custom processing of metallurgical fluxes to the specification of others; manufacturing services in the electrochemical recycling of metallurgical slags. (4) Design and construction of buildings and equipment, namely, electrochemical stacks, for use in mine extraction, processing of ores and recycling of metallurgical slags.

Produits et services

(1) Metal hydroxides; carbon neutral materials, namely, calcium oxide, magnesium oxide, and metallurgical fluxes; chemical reagents for metallurgical fluxes; chemical reagents for smelting, melting, foundry, and casting of metal; chemical reagents for carbon sequestration; recycled metal hydroxides; recycled metal oxides; metallurgical fluxes for smelting, melting, foundry, and casting of metal. (2) Metals, alloys, iron and steel; ore-based electrolytic iron; materials of metal for use in carbon capture and/or sequestration; recycled metal compounds, recycled metal solids, and recycled metal powders. (3) Ore treating machines; electrochemical acid generators; ore dissolution reactors; iron plating reactors; ore processing machines; carbon capture and/or sequestration systems and instrumentation, namely, chemical reactors; metallurgical slag recycling reactors. (4) Electrochemical machines for the processing of ores and metallurgical slags; electrochemical machines for the production of ore-based metals from ores and for the processing of metallurgical slags into metallurgical fluxes and recycled metals or metal oxides. (1) Business services, namely, providing business information for the mining and resource industry, mine planning, maintenance scheduling, producing scheduling, equipment scheduling, materials management, quality management. (2) Construction of buildings and equipment, namely, electrochemical stacks, for use in mine extraction, processing of ores and recycling of metallurgical slags; installation and repair services of equipment used for mine extraction, processing of ores, and recycling of metallurgical slags. (3) Electrochemical processing for iron and steel fabrication to the order and specification of others; custom manufacturing services in the processing of metals, alloys and metallurgical fluxes; custom processing of metal ores to the specification of others; electrochemical processing for carbon capture and/or sequestration; custom manufacturing services using electrochemistry; electrochemical processing for manufacturing carbon capture and sequestration materials; custom manufacturing services in the electrochemical processing of ores and metallurgical slags; custom processing of metallurgical fluxes to the specification of others; custom manufacturing services in the electrochemical recycling of metallurgical slags. (4) Design of buildings and equipment, namely, electrochemical stacks, for use in mine extraction, processing of ores and recycling of metallurgical slags.

Abrégé

2+ ions to Fe metal at a second cathode of the second electrochemical cell; and removing the Fe metal.

Classes IPC  ?

• C25C 1/06 - Production, récupération ou affinage électrolytique des métaux par électrolyse de solutions des métaux du groupe du fer, de métaux réfractaires ou du manganèse
• C22B 5/00 - Procédés généraux de réduction appliqués aux métaux
• C22B 3/06 - Extraction de composés métalliques par voie humide à partir de minerais ou de concentrés par lixiviation dans des solutions inorganiques acides
• C25C 7/04 - DiaphragmesÉléments d'espacement
• C25C 7/02 - ÉlectrodesLeurs connexions

Abrégé

Methods and systems for dissolving an iron-containing ore are disclosed. For example, a method of processing and dissolving an iron-containing ore comprises: thermally reducing one or more non-magnetite iron oxide materials in the iron-containing ore to form magnetite in the presence of a reductant, thereby forming thermally-reduced ore; and dissolving at least a portion of the thermally-reduced ore using an acid to form an acidic iron-salt solution; wherein the acidic iron-salt solution comprises protons electrochemically generated in an electrochemical cell.

Classes IPC  ?

• C25C 1/06 - Production, récupération ou affinage électrolytique des métaux par électrolyse de solutions des métaux du groupe du fer, de métaux réfractaires ou du manganèse
• C25C 7/04 - DiaphragmesÉléments d'espacement
• C22B 5/00 - Procédés généraux de réduction appliqués aux métaux
• C25C 7/02 - ÉlectrodesLeurs connexions
• C22B 3/06 - Extraction de composés métalliques par voie humide à partir de minerais ou de concentrés par lixiviation dans des solutions inorganiques acides

Produits et services

Metal hydroxides; carbon neutral materials; chemical reagents for metallurgical fluxes; chemical reagents for smelting, melting, foundry, and casting of metal; chemical reagents for carbon sequestration, none of the goods for use in the fields of printed circuit boards and semiconductor resist manufacturing industries. Metals, alloys, iron and steel; ore-based electrolytic iron; carbon capture and/or sequestration materials; recycled metal compounds, recycled metal solids, recycled metal hydroxides, recycled metal powders and recycled metal oxides; metallurgical fluxes for smelting, melting, foundry, and casting of metal. Ore treating machines; electrochemical acid generators; ore dissolution reactors; iron plating reactors; ore processing systems and instrumentation; carbon capture and/or sequestration systems and instrumentation; metallurgical slag recycling reactors. Electrochemical systems and instrumentation for carbon capture and/or sequestration; electrochemical systems, reactors and instrumentation for the processing of ores and metallurgical slags; electrochemical systems, reactors and instrumentation for the production of ore-based metals from ores and for the processing of metallurgical slags into metallurgical fluxes and recycled metals or metal oxides. Business services, namely, providing information for the mining and resource industry, mine planning, maintenance scheduling, producing scheduling, equipment scheduling, materials management, quality management. Construction of buildings and equipment, namely, electrochemical stacks, for use in mine extraction, processing of ores and recycling of metallurgical slags. Electrochemical processes for iron and steel fabrication to the order and specification of others; manufacturing services in the processing of metals, alloys and metallurgical fluxes; custom processing of metal ores to the specification of others; electrochemical processes for carbon capture and/or sequestration; manufacturing services using electrochemistry; electrochemical processes for manufacturing carbon capture and carbon sequestration materials; manufacturing services in the electrochemical processing of ores and metallurgical slags; custom processing of metallurgical fluxes to the specification of others; manufacturing services in the electrochemical recycling of metallurgical slags. Design of buildings and equipment, namely, electrochemical stacks, for use in mine extraction, processing of ores and recycling of metallurgical slags.

Produits et services

Electrochemical processing of iron and steel for fabrication to the order and specification of others; custom manufacturing of general product lines in the field of steelmaking and recycled metals and oxides using processing of metals, alloys and metallurgical fluxes; custom processing of metal ores to the specification of others; electrochemical processes for processing metal carbonates carbon capture and sequestration; custom manufacturing services using electrochemistry for the processing of metals, alloys, metallurgical fluxes, metallurgical slags, ores and oxides; custom manufacturing carbon capture and sequestration materials using electrochemical processes; custom manufacturing services of general product lines using electrochemical processing of ores and metallurgical slags; custom processing of metallurgical fluxes to the specification of others; custom manufacturing services for the manufacture of recycled metals and oxides in the electrochemical recycling of metallurgical slags; custom manufacturing of equipment being electrochemical stacks, for use in mine extraction, processing of ores and recycling of metallurgical slags Metal hydroxides, namely, calcium hydroxide and magnesium hydroxide; carbon neutral materials, namely, calcium oxide, magnesium oxide, and metallurgical fluxes; chemical reagents for metallurgical fluxes; chemical reagents for smelting, melting, foundry, and casting of metal; chemical reagents for carbon sequestration; metallurgical fluxes for smelting, melting, foundry, and casting of metal; carbon capture and sequestration materials, namely, calcium carbonate and magnesium carbonate; recycled metal compounds and recycled metal solids, namely, aluminum oxide, chromium oxide, iron oxide and magnesium oxide for use in further manufacturing; none of the goods for use in the fields of printed circuit boards and semiconductor resist manufacturing industries Common metals and their alloys; steel; ore-based electrolytic iron; recycled metal compounds and recycled metal solids, namely, aluminum ingots, chromium, magnesium ingots, recycled iron, and electrolytic iron for use in further manufacture; recycled metal powders for use in further manufacture Ore treating machines; electrochemical generators being a machine for generating acids; ore dissolution reactors being an industrial chemical reactor; iron plating reactors being an industrial chemical reactor; ore processing systems and instrumentation being machines; carbon capture and sequestration systems and instrumentation, namely, industrial chemical reactors; metallurgical slag recycling reactors being industrial chemical reactors; electrochemical systems, reactors and instrumentation for the processing of ores and metallurgical slags, namely, industrial chemical reactors Business services, namely, online information in relation to resource planning for the mining and resource industry, mine planning, maintenance scheduling, producing scheduling, equipment scheduling, materials management, quality management Construction of buildings for use in mine extraction, processing of ores and recycling of metallurgical slags; installation and repair services of equipment used for mine extraction, processing of ores, and recycling of metallurgical slags Design of buildings and equipment, namely, electrochemical stacks, for use in mine extraction, processing of ores and recycling of metallurgical slags

Produits et services

Custom manufacturing of recycled metals and oxides and electrochemical processing of ore-based metals and metallurgical slags to be used later in further manufacture of recycled metals and oxides; custom manufacture of electrochemical stacks for use in processing and recycling of metallurgical slags Chemical reagents for metallurgical fluxes; chemical reagents for smelting, melting, foundry, and casting of metal; chemical reagents for carbon sequestration; metallurgical fluxes for smelting, melting, foundry, and casting of metal; recycled metal compounds and recycled metal solids, namely, aluminum oxide, chromium oxide, iron oxide, calcium and magnesium oxide for use in further manufacture; none of the goods for use in the fields of printed circuit boards and semiconductor resist manufacturing industries Recycled metal compounds and recycled metal solids, namely, aluminum ingots, chromium, magnesium ingots, recycled iron, and electrolytic iron for use in further manufacture; recycled metal powders for use in further manufacture; ore-based electrolytic iron Machines and industrial electrochemical reactors for recycling metallurgical slags; electrochemical systems, reactors and instrumentation for the production of ore-based metals from ores and for the processing of metallurgical slags into metallurgical fluxes and recycled metals or metal oxides, namely, industrial chemical reactors Construction of buildings for use in processing and recycling of metallurgical slags; installation and repair services of equipment used for processing and recycling of metallurgical slags Design of buildings and equipment, namely, electrochemical stacks, for use in processing and recycling of metallurgical slags

Produits et services

Electrochemical processing of iron and steel for fabrication to the order and specification of others; custom manufacturing of general product lines in the field of steelmaking and recycled metals and oxides using processing of metals, alloys and metallurgical fluxes; custom processing of metal ores to the specification of others; electrochemical processes for processing metal carbonates carbon capture and sequestration; custom manufacturing services using electrochemistry for the processing of metals, alloys, metallurgical fluxes, metallurgical slags, ores and oxides; custom manufacturing carbon capture and sequestration materials using electrochemical processes; custom manufacturing services of general product lines using electrochemical processing of ores and metallurgical slags; custom processing of metallurgical fluxes to the specification of others; custom manufacturing services for the manufacture of recycled metals and oxides in the electrochemical recycling of metallurgical slags; custom manufacturing of equipment being electrochemical stacks, for use in mine extraction, processing of ores and recycling of metallurgical slags Metal hydroxides, namely, calcium hydroxide and magnesium hydroxide; carbon neutral materials, namely, calcium oxide, magnesium oxide, and metallurgical fluxes; chemical reagents for metallurgical fluxes; chemical reagents for smelting, melting, foundry, and casting of metal; chemical reagents for carbon sequestration; metallurgical fluxes for smelting, melting, foundry, and casting of metal; carbon capture and sequestration materials, namely, calcium carbonate and magnesium carbonate; recycled metal compounds and recycled metal solids, namely, aluminum oxide, chromium oxide, iron oxide and magnesium oxide for use in further manufacturing; none of the goods for use in the fields of printed circuit boards and semiconductor resist manufacturing industries Common metals and their alloys; steel; ore-based electrolytic iron; recycled metal compounds and recycled metal solids, namely, aluminum ingots, chromium, magnesium ingots, recycled iron, and electrolytic iron for use in further manufacture; recycled metal powders for use in further manufacture Ore treating machines; electrochemical generators being a machine for generating acids; ore dissolution reactors being an industrial chemical reactor; iron plating reactors being an industrial chemical reactor; ore processing systems and instrumentation being machines; carbon capture and sequestration systems and instrumentation, namely, industrial chemical reactors; metallurgical slag recycling reactors being industrial chemical reactors; electrochemical systems, reactors and instrumentation for the processing of ores and metallurgical slags, namely, industrial chemical reactors Business services, namely, online information in relation to resource planning for the mining and resource industry, mine planning, maintenance scheduling, producing scheduling, equipment scheduling, materials management, quality management Construction of buildings for use in mine extraction, processing of ores and recycling of metallurgical slags; installation and repair services of equipment used for mine extraction, processing of ores, and recycling of metallurgical slags Design of buildings and equipment, namely, electrochemical stacks, for use in mine extraction, processing of ores and recycling of metallurgical slags

Abrégé

Methods and systems for producing are disclosed. A method for producing iron, for example, comprises: providing an iron-containing ore to a dissolution subsystem comprising a first electrochemical cell; wherein the first anolyte has a different composition than the first catholyte; dissolving at least a portion of the iron-containing ore using an acid to form an acidic iron-salt solution having dissolved first Fe3+ ions; providing at least a portion of the acidic iron-salt solution to the first cathodic chamber; first electrochemically reducing said first Fe3+ ions in the first catholyte to form Fe2+ ions; transferring the formed Fe2+ ions from the dissolution subsystem to an iron-plating subsystem having a second electrochemical cell; second electrochemically reducing a first portion of the transferred formed Fe2+ ions to Fe metal at a second cathode of the second electrochemical cell; and removing the Fe metal.

Classes IPC  ?

• C21B 15/00 - Autres procédés pour la fabrication de fer à partir de composés de fer
• H01M 8/04014 - Échange de chaleur par des fluides gazeuxÉchange de chaleur par combustion des réactifs
• H01M 8/04746 - PressionDébit

Abrégé

Methods and systems for producing iron from an iron-containing ore are disclosed. For example, a method for producing iron comprises: providing an iron-containing ore to a dissolution subsystem comprising a first electrochemical cell and a dissolution tank; dissolving the iron-containing ore to form an acidic iron-salt solution; reducing Fe3+ ions to form Fe2+ ions and electrochemically generating protons in the first electrochemical cell; circulating solution between the dissolution tank and the first electrochemical cell; transferring formed Fe2+ ions from the dissolution subsystem to an iron-plating subsystem having a second electrochemical cell; second electrochemically reducing a first portion of the transferred formed Fe2+ ions to Fe metal at a second cathode of the second electrochemical cell; and removing the Fe metal. The methods and systems optionally include removing one or more impurities found in the feedstock.

Classes IPC  ?

• C21B 11/00 - Fabrication de la fonte brute autrement que dans les hauts fourneaux
• C21B 13/00 - Fabrication de fer spongieux ou d'acier liquide par des procédés directs
• C21B 13/14 - Procédés à plusieurs phases

Abrégé

Methods and systems for producing iron from an iron-containing ore and removing impurities found in the iron-containing ore are disclosed. For example, a method for producing iron comprises providing a feedstock having an iron-containing ore and one or more impurities to a dissolution subsystem comprising a first electrochemical cell; producing an iron-rich solution, in the dissolution subsystem; treating the iron-rich solution to remove at least a portion of one or more impurities by raising a pH of the iron-rich solution from an initial pH to an adjusted pH thereby precipitating at least a portion of the one or more impurities in the treated iron-rich solution; delivering the treated iron-rich solution to an iron-plating subsystem having a second electrochemical cell; second electrochemically reducing at least a first portion of the transferred formed Fe2+ ions to Fe metal; and removing the Fe metal from the second electrochemical cell thereby producing iron.

Classes IPC  ?

• C01G 49/00 - Composés du fer
• C22B 3/04 - Extraction de composés métalliques par voie humide à partir de minerais ou de concentrés par lixiviation
• C22B 3/22 - Traitement ou purification de solutions, p. ex. de solutions obtenues par lixiviation par des procédés physiques, p. ex. par filtration, par des moyens magnétiques
• C22B 3/44 - Traitement ou purification de solutions, p. ex. de solutions obtenues par lixiviation par des procédés chimiques
• C25C 1/06 - Production, récupération ou affinage électrolytique des métaux par électrolyse de solutions des métaux du groupe du fer, de métaux réfractaires ou du manganèse

Abrégé

Methods and systems for dissolving an iron-containing ore are disclosed. For example, a method of processing and dissolving an iron-containing ore comprises: thermally reducing one or more non-magnetite iron oxide materials in the iron-containing ore to form magnetite in the presence of a reductant, thereby forming thermally-reduced ore; and dissolving at least a portion of the thermally-reduced ore using an acid to form an acidic iron-salt solution; wherein the acidic iron-salt solution comprises protons electrochemically generated in an electrochemical cell.

Classes IPC  ?

• C01G 49/06 - Oxyde ferrique [Fe2O3]
• H01F 1/055 - Alliages caractérisés par leur composition contenant des métaux des terres rares et des métaux de transition magnétiques, p. ex. SmCo5

Abrégé

Methods and systems for producing iron from an iron-containing ore and removing impurities found in the iron-containing ore are disclosed. For example, a method for producing iron comprises providing a feedstock having an iron-containing ore and one or more impurities to a dissolution subsystem comprising a first electrochemical cell; producing an iron-rich solution, in the dissolution subsystem; treating the iron-rich solution to remove at least a portion of one or more impurities by raising a pH of the iron-rich solution from an initial pH to an adjusted pH thereby precipitating at least a portion of the one or more impurities in the treated iron-rich solution; delivering the treated iron-rich solution to an iron-plating subsystem having a second electrochemical cell; second electrochemically reducing at least a first portion of the transferred formed Fe2+ ions to Fe metal; and removing the Fe metal from the second electrochemical cell thereby producing iron.

Classes IPC  ?

• B82Y 25/00 - Nanomagnétisme, p. ex. magnéto-impédance, magnétorésistance anisotropique, magnétorésistance géante ou magnétorésistance à effet tunnel
• B82Y 40/00 - Fabrication ou traitement des nanostructures
• C01G 49/06 - Oxyde ferrique [Fe2O3]

Abrégé

Methods and systems for producing iron from an iron-containing ore are disclosed. For example, a method for producing iron comprises: providing an iron-containing ore to a dissolution subsystem comprising a first electrochemical cell and a dissolution tank; dissolving the iron-containing ore to form an acidic iron-salt solution; reducing Fe3+ions to form Fe2+ions and electrochemically generating protons in the first electrochemical cell; circulating solution between the dissolution tank and the first electrochemical cell; transferring formed Fe2+ions from the dissolution subsystem to an iron-plating subsystem having a second electrochemical cell; second electrochemically reducing a first portion of the transferred formed Fe2+ ions to Fe metal at a second cathode of the second electrochemical cell; and removing the Fe metal. The methods and systems optionally include removing one or more impurities found in the feedstock.

Classes IPC  ?

• C21B 11/00 - Fabrication de la fonte brute autrement que dans les hauts fourneaux
• C21B 13/00 - Fabrication de fer spongieux ou d'acier liquide par des procédés directs
• C21B 13/14 - Procédés à plusieurs phases

Abrégé

Methods and systems for dissolving an iron-containing ore are disclosed. For example, a method of processing and dissolving an iron-containing ore comprises: thermally reducing one or more non-magnetite iron oxide materials in the iron-containing ore to form magnetite in the presence of a reductant, thereby forming thermally-reduced ore; and dissolving at least a portion of the thermally-reduced ore using an acid to form an acidic iron-salt solution; wherein the acidic iron-salt solution comprises protons electrochemically generated in an electrochemical cell.

Classes IPC  ?

• C01G 49/06 - Oxyde ferrique [Fe2O3]
• H01F 1/055 - Alliages caractérisés par leur composition contenant des métaux des terres rares et des métaux de transition magnétiques, p. ex. SmCo5
• C04B 35/26 - Produits céramiques mis en forme, caractérisés par leur compositionCompositions céramiquesTraitement de poudres de composés inorganiques préalablement à la fabrication de produits céramiques à base d'oxydes à base de ferrites

Abrégé

Methods and systems for producing are disclosed. A method for producing iron, for example, comprises: providing an iron-containing ore to a dissolution subsystem comprising a first electrochemical cell; wherein the first anolyte has a different composition than the first catholyte; dissolving at least a portion of the iron-containing ore using an acid to form an acidic iron-salt solution having dissolved first Fe3+ions; providing at least a portion of the acidic iron-salt solution to the first cathodic chamber; first electrochemically reducing said first Fe3+ions in the first catholyte to form Fe2+ions; transferring the formed Fe2+ions from the dissolution subsystem to an iron-plating subsystem having a second electrochemical cell; second electrochemically reducing a first portion of the transferred formed Fe2+ ions to Fe metal at a second cathode of the second electrochemical cell; and removing the Fe metal.

Classes IPC  ?

• C21B 15/00 - Autres procédés pour la fabrication de fer à partir de composés de fer
• H01M 8/04014 - Échange de chaleur par des fluides gazeuxÉchange de chaleur par combustion des réactifs
• H01M 8/04746 - PressionDébit

Abrégé

22222-containing gas (e.g., air) by forming a carbonate or from the ocean by forming bicarbonate.

Classes IPC  ?

• B01J 41/14 - Composés macromoléculaires obtenus par des réactions ne faisant intervenir que des liaisons carbone-carbone non saturées
• B01J 47/12 - Procédés d'échange d'ions en généralAppareillage à cet effet caractérisés par l'emploi d'une substance échangeur d'ions sous forme de rubans, de filaments, de fibres ou de feuilles, p. ex. sous forme de membranes
• C25B 1/02 - Hydrogène ou oxygène

Abrégé

A method of making a material for capturing carbon dioxide from the earth's atmosphere, comprises producing an acid and a base with an electrochemical acid-base generator; dissolving a mineral in the acid to produce a mineral rich solution, separating silica from the mineral rich solution to form a silica depleted solution; adding a first portion of the base to the silica depleted solution to remove impurities by precipitation, adding a second portion of the base until ferrous hydroxide (Fe(OH)2) precipitates, then pausing base addition and removing the ferrous hydroxide precipitate from the solution. Then adding a third portion of the base to the iron-depleted solution to precipitate magnesium hydroxide (Mg(OH)2) and/or calcium hydroxide (Ca(OH)2). Then recovering a salt solution and directing the recovered salt solution to the electrochemical acid-base generator to produce a new acid and a new base. The magnesium hydroxide and/or calcium hydroxide may be used to capture and sequester carbon dioxide from a CO2-containing gas (e.g., air) by forming a carbonate or from the ocean by forming bicarbonate.

Classes IPC  ?

• B01J 41/14 - Composés macromoléculaires obtenus par des réactions ne faisant intervenir que des liaisons carbone-carbone non saturées
• B01J 47/12 - Procédés d'échange d'ions en généralAppareillage à cet effet caractérisés par l'emploi d'une substance échangeur d'ions sous forme de rubans, de filaments, de fibres ou de feuilles, p. ex. sous forme de membranes
• C25B 1/02 - Hydrogène ou oxygène

Produits et services

Electrochemical processes for processing metal carbonates for carbon capture and sequestration; custom manufacturing services using electrochemistry for the processing of metals, alloys, metallurgical fluxes, metallurgical slags, ores and oxides; custom manufacturing carbon capture and sequestration materials using electrochemical processes; custom manufacture of electrochemical stacks for use in processing and recycling of metallurgical slags Metal hydroxides, namely, calcium hydroxide and magnesium hydroxide; carbon neutral materials, namely, calcium oxide, magnesium oxide, and metallurgical fluxes; carbon capture and sequestration materials, namely, calcium carbonate and magnesium carbonate; none of the goods for use in the fields of printed circuit boards and semiconductor resist manufacturing industries Ore treating machines; electrochemical generators being a machine for generating acids; ore dissolution reactors being an industrial chemical reactor; iron plating reactors being an industrial chemical reactor; ore processing systems and instrumentation being machines; carbon capture and sequestration systems and instrumentation, namely, industrial chemical reactors Business services, namely, online information in relation to resource planning for the mining and resource industry, mine planning, maintenance scheduling, producing scheduling, equipment scheduling, materials management, quality management Construction of buildings for use in mine extraction and processing of ores; installation and repair services of equipment used for mine extraction and processing of ores Design of buildings and equipment, namely, electrochemical stacks, for use in mine extraction and processing of ores

Produits et services

Treatment of materials in the nature of electrochemical processes for iron and steel fabrication to the order and specification of others; manufacturing services in the nature of processing of metals and alloys; custom processing of metal ores to the specification of others Common metals and their alloys; iron oxide; steel; electrolytic iron; recycled iron

Produits et services

Custom manufacturing of general product lines in the field of steelmaking using electrochemical processing of ores Electrochemical systems, reactors and instrumentation, namely, industrial chemical reactors for the processing of ores into purified metals, namely, metallic iron