Abstract

The present application provides a method for recovering metal from metal-containing material by leaching, the method comprising providing aqueous solution containing leaching agent precursor, providing one or more source(s) of external energy comprising a source of electric current connected to one or more non-metallic electrode(s) comprising carbon material(s) selected from graphite, graphene and derivatives thereof, and carbon nanomaterial(s) selected from carbon nanofibers, carbon nanotubes and carbon nanobuds, treating the aqueous solution with the external energy, which is electric current providing electrochemical reactions, to form hydrogen peroxide from oxygen in the aqueous solution, reacting the leaching agent precursor with the formed hydrogen peroxide to form a leaching agent and to obtain a leaching solution, providing metal-containing material, reacting the metal-containing material with the leaching solution to obtain soluble metal complexes, and recovering the soluble metal complexes. The present application also discloses a device for recovering metal from metal-containing material by leaching.

IPC Classes  ?

• C22B 3/04 - Extraction of metal compounds from ores or concentrates by wet processes by leaching
• C25B 11/043 - Carbon, e.g. diamond or graphene
• C25B 9/17 - Cells comprising dimensionally-stable non-movable electrodesAssemblies of constructional parts thereof
• C22B 3/24 - Treatment or purification of solutions, e.g. obtained by leaching by physical processes, e.g. by filtration, by magnetic means by adsorption on solid substances, e.g. by extraction with solid resins
• C25B 1/30 - Peroxides
• C25B 9/15 - Flow-through cells

Abstract

The present application provides a device for disassembling electronics, the device comprising transporting means (4) and/or holding means (5) arranged to receive one or more objects containing one or more electronic components, the holding means (5) being adjustable, imaging means (3) for imaging the object and/or measuring means for measuring the object, one or more removal means (6) for removing one or more electronic components from the object, the means being operatively connected to a control unit (1). The present application also provides a method for disassembling electronics with the device.

IPC Classes  ?

• H05K 13/04 - Mounting of components
• B09B 3/35 - Shredding, crushing or cutting
• B09B 101/17 - Printed circuit boards [PCB]

Abstract

The present disclosure provides a method for recovering metal from metal-containing waste material by leaching. In the method comprising providing aqueous solution (14), providing leaching agent precursor, providing a source of external energy (10), treating the aqueous solution (14) with the external energy (10) to form reactive species, reacting the leaching agent precursor with the reactive species to form a leaching agent and to obtain a leaching solution, providing metal-containing material, reacting the metal-containing material with the leaching solution to obtain soluble metal complexes, and recovering the metal complexes. The present disclosure also provides a device for recovering metal by leaching.

IPC Classes  ?

• C22B 7/00 - Working-up raw materials other than ores, e.g. scrap, to produce non-ferrous metals or compounds thereof
• C22B 3/04 - Extraction of metal compounds from ores or concentrates by wet processes by leaching
• C22B 3/02 - Apparatus therefor

Abstract

The present application provides a method for recovering metal from metal- containing material by leaching, the method comprising providing aqueous solution containing leaching agent precursor, providing one or more source(s) of external energy comprising a source of electric current connected to one or more non- metallic electrode(s) comprising carbon material(s) selected from graphite, graphene and derivatives thereof, and carbon nanomaterial(s) selected from carbon nanofibers, carbon nanotubes and carbon nanobuds, treating the aqueous solution with the external energy, which is electric current providing electrochemical reactions, to form hydrogen peroxide from oxygen in the aqueous solution, reacting the leaching agent precursor with the formed hydrogen peroxide to form a leaching agent and to obtain a leaching solution, providing metal- containing material, reacting the metal-containing material with the leaching solution to obtain soluble metal complexes, and recovering the soluble metal complexes. The present application also discloses a device for recovering metal from metal-containing material by leaching.

IPC Classes  ?

• C22B 3/04 - Extraction of metal compounds from ores or concentrates by wet processes by leaching
• C22B 3/20 - Treatment or purification of solutions, e.g. obtained by leaching
• C25B 1/30 - Peroxides
• C25B 11/043 - Carbon, e.g. diamond or graphene
• C22B 7/00 - Working-up raw materials other than ores, e.g. scrap, to produce non-ferrous metals or compounds thereof
• C01B 32/15 - Nanosized carbon materials

Abstract

The present application provides a device for disassembling electronics, the device comprising transporting means (4) and/or holding means (5) arranged to receive one or more objects containing one or more electronic components, the holding means (5) being adjustable, imaging means (3) for imaging the object and/or measuring means for measuring the object, one or more removal means (6) for removing one or more electronic components from the object, the means being operatively connected to a control unit (1). The present application also provides a method for disassembling electronics with the device.

IPC Classes  ?

• B09B 3/00 - Destroying solid waste or transforming solid waste into something useful or harmless
• H05K 13/04 - Mounting of components
• G06T 7/73 - Determining position or orientation of objects or cameras using feature-based methods
• G06T 17/00 - 3D modelling for computer graphics

Abstract

The present disclosure provides a method for recovering metal from metal-containing waste material by leaching, the method comprising providing aqueous solution (14), providing leaching agent precursor, providing a source of external energy (10), treating the aqueous solution (14) with the external energy (10) to form reactive species, reacting the leaching agent precursor with the reactive species to form a leaching agent and to obtain a leaching solution, providing metal-containing material, reacting the metal-containing material with the leaching solution to obtain soluble metal complexes, and recovering the metal complexes. The present disclosure also provides a device for recovering metal by leaching.

IPC Classes  ?

• C22B 3/04 - Extraction of metal compounds from ores or concentrates by wet processes by leaching
• C22B 3/02 - Apparatus therefor
• C22B 3/06 - Extraction of metal compounds from ores or concentrates by wet processes by leaching in inorganic acid solutions
• C22B 7/00 - Working-up raw materials other than ores, e.g. scrap, to produce non-ferrous metals or compounds thereof
• C22B 3/00 - Extraction of metal compounds from ores or concentrates by wet processes

Abstract

The present application provides a method for recovering metal from metal- containing material by leaching, the method comprising providing aqueous solution containing leaching agent precursor, providing one or more source(s) of external energy comprising a source of electric current connected to one or more non- metallic electrode(s) comprising carbon material(s) selected from graphite, graphene and derivatives thereof, and carbon nanomaterial(s) selected from carbon nanofibers, carbon nanotubes and carbon nanobuds, treating the aqueous solution with the external energy, which is electric current providing electrochemical reactions, to form hydrogen peroxide from oxygen in the aqueous solution, reacting the leaching agent precursor with the formed hydrogen peroxide to form a leaching agent and to obtain a leaching solution, providing metal- containing material, reacting the metal-containing material with the leaching solution to obtain soluble metal complexes, and recovering the soluble metal complexes. The present application also discloses a device for recovering metal from metal-containing material by leaching.

IPC Classes  ?

• C01B 32/15 - Nanosized carbon materials
• C22B 3/04 - Extraction of metal compounds from ores or concentrates by wet processes by leaching
• C22B 3/20 - Treatment or purification of solutions, e.g. obtained by leaching
• C22B 7/00 - Working-up raw materials other than ores, e.g. scrap, to produce non-ferrous metals or compounds thereof
• C25B 1/30 - Peroxides
• C25B 11/043 - Carbon, e.g. diamond or graphene

Abstract

The present disclosure provides a method for recovering metal from metal-containing waste material by leaching, the method comprising providing aqueous solution (14), providing leaching agent precursor, providing a source of external energy (10), treating the aqueous solution (14) with the external energy (10) to form reactive species, reacting the leaching agent precursor with the reactive species to form a leaching agent and to obtain a leaching solution, providing metal-containing material, reacting the metal-containing material with the leaching solution to obtain soluble metal complexes, and recovering the metal complexes. The present disclosure also provides a device for recovering metal by leaching.

IPC Classes  ?

• C22B 3/00 - Extraction of metal compounds from ores or concentrates by wet processes
• C22B 3/02 - Apparatus therefor
• C22B 3/04 - Extraction of metal compounds from ores or concentrates by wet processes by leaching
• C22B 3/06 - Extraction of metal compounds from ores or concentrates by wet processes by leaching in inorganic acid solutions
• C22B 7/00 - Working-up raw materials other than ores, e.g. scrap, to produce non-ferrous metals or compounds thereof