Union Engineering A/S

Denmark

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IPC Class
B01D 53/14 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by absorption 20
C01B 31/20 - Carbon dioxide 9
B01D 53/78 - Liquid phase processes with gas-liquid contact 3
F25J 3/02 - Processes or apparatus for separating the constituents of gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream 3
B01D 53/00 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols 2
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NICE Class
11 - Environmental control apparatus 2
37 - Construction and mining; installation and repair services 2
07 - Machines and machine tools 1
42 - Scientific, technological and industrial services, research and design 1
Status
Pending 1
Registered / In Force 25

1.

BIOMETHANOL PRODUCTION SYSTEM AND METHOD

      
Application Number 17651384
Status Pending
Filing Date 2022-02-16
First Publication Date 2022-08-18
Owner Union Engineering A/S (Denmark)
Inventor Moos, Kristoffer

Abstract

A biomethanol production system and method is provided. The system comprises (a) a feed stream comprising methane, water, and carbon dioxide; (b) a reformer reactor capable of reacting the feed stream to form a syngas mixture comprising hydrogen, carbon monoxide, and carbon dioxide; (c) a methanol reactor capable of reacting the syngas mixture to form biomethanol product; (d) a wash column comprising the syngas mixture and the biomethanol product, wherein the biomethanol product is capable of absorbing carbon dioxide from the syngas mixture; and (e) a flash column comprising a vent capable of venting the absorbed carbon dioxide. A method for removing carbon dioxide from a biomethanol production system is also provided.

IPC Classes  ?

  • C07C 29/151 - Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of oxides of carbon exclusively with hydrogen or hydrogen-containing gases
  • C01B 3/34 - Production of hydrogen or of gaseous mixtures containing hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide, air by reaction of hydrocarbons with gasifying agents
  • C07C 29/152 - Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of oxides of carbon exclusively with hydrogen or hydrogen-containing gases characterised by the reactor used

2.

High pressure recovery of carbon dioxide from a fermentation process

      
Application Number 15853023
Grant Number 11397049
Status In Force
Filing Date 2017-12-22
First Publication Date 2018-05-03
Grant Date 2022-07-26
Owner UNION ENGINEERING A/S (Denmark)
Inventor
  • Find, Rasmus
  • Poulsen, Jan Flensted

Abstract

A purification system for recovering carbon dioxide from a gaseous carbon dioxide stream originating from a fermentation process, brewery or a bottling line is provided. The purification system includes a compressor in fluid communication with an absorber. The compressor provides a compressed gaseous stream at a predetermined pressure and the absorber separates the compressed gaseous stream into a carbon dioxide rich gaseous stream and a contaminant rich stream. A condenser is designed to operate at a pressure of at least 30 bar and is designed to separate the carbon dioxide rich gaseous stream into a condensate and a purge gas. A distillation column is configured to separate the condensate into a second purge gas and a purified carbon dioxide stream.

IPC Classes  ?

  • F25J 3/08 - Separating gaseous impurities from gases or gaseous mixtures
  • B01D 53/14 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by absorption
  • B01D 53/78 - Liquid phase processes with gas-liquid contact

3.

Method for energy efficient recovery of carbon dioxide from an absorbent and a plant suitable for operating the method

      
Application Number 15535392
Grant Number 10730007
Status In Force
Filing Date 2015-12-10
First Publication Date 2017-12-21
Grant Date 2020-08-04
Owner UNION ENGINEERING A/S (Denmark)
Inventor
  • Find, Rasmus
  • Poulsen, Jan Flensted

Abstract

The present invention relates to a method for recovering acid gas from an absorbent rich on gaseous acid gas, in which the energy used for separation of absorbent and acid in a stripping column is reduced by recycling heat transfer fluid from the stripper off gas in an energy efficient manner. The invention further relates to a plant suitable for carrying out said method.

IPC Classes  ?

  • B01D 53/14 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by absorption
  • B01D 3/42 - RegulationControl

4.

Method for the recovery of carbon dioxide from an absorbent with reduced supply of stripping steam

      
Application Number 15535394
Grant Number 10315154
Status In Force
Filing Date 2015-12-10
First Publication Date 2017-12-21
Grant Date 2019-06-11
Owner Union Engineering A/S (Denmark)
Inventor
  • Find, Rasmus
  • Poulsen, Jan Flensted

Abstract

The present invention relates to a method for recovering carbon dioxide from an absorbent rich on gaseous carbon dioxide, in which the energy used for separation of absorbent and carbon dioxide in a stripping column is reduced by using two stripper columns having different operating pressures and recycling heat transfer fluid from the stripper off gas in an energy efficient manner.

IPC Classes  ?

  • B01D 53/14 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by absorption

5.

ENERGY EFFICIENT METHOD FOR CONCURRENT METHANISATION AND CARBON DIOXIDE RECOVERY

      
Application Number EP2016082806
Publication Number 2017/114882
Status In Force
Filing Date 2016-12-29
Publication Date 2017-07-06
Owner UNION ENGINEERING A/S (Denmark)
Inventor Find, Rasmus

Abstract

The present invention relates to a method for storing energy by methanisation in an efficient manner by combining methanisation and carbon dioxide recovery.

IPC Classes  ?

  • C07C 1/12 - Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon from oxides of carbon from carbon dioxide with hydrogen
  • C07C 9/04 - Methane

6.

A METHOD FOR THE RECOVERY OF CARBON DIOXIDE FROM AN ABSORBENT WITH REDUCED SUPPLY OF STRIPPING STEAM

      
Application Number DK2015050389
Publication Number 2016/091267
Status In Force
Filing Date 2015-12-10
Publication Date 2016-06-16
Owner UNION ENGINEERING A/S (Denmark)
Inventor
  • Find, Rasmus
  • Poulsen, Jan Flensted

Abstract

The present invention relates to a method for recovering carbon dioxide from an absorbent rich on gaseous carbon dioxide, in which the energy used for separation of absorbent and carbon dioxide in a stripping column is reduced by using two stripper columns having different operating pressures and recy- cling heat transfer fluid from the stripper off gas in an energy efficient manner.

IPC Classes  ?

  • B01D 53/14 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by absorption

7.

METHOD FOR ENERGY EFFICIENT RECOVERY OF CARBON DIOXIDE FROM AN ABSORBENT AND A PLANT SUITABLE FOR OPERATING THE METHOD

      
Application Number DK2015050388
Publication Number 2016/091266
Status In Force
Filing Date 2015-12-10
Publication Date 2016-06-16
Owner UNION ENGINEERING A/S (Denmark)
Inventor
  • Find, Rasmus
  • Poulsen, Jan Flensted

Abstract

The present invention relates to a method for recovering acid gas from an absorbent rich on gaseous acid gas, in which the energy used for separation of absorbent and acid in a stripping column is reduced by re- cycling heat transfer fluid from the stripper off gas in an energy efficient manner. The invention further relates to a plant suitable for carrying out said method.

IPC Classes  ?

  • B01D 53/14 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by absorption

8.

High pressure recovery of carbon dioxide from a fermentation process

      
Application Number 13807138
Grant Number 09851143
Status In Force
Filing Date 2011-07-01
First Publication Date 2013-05-30
Grant Date 2017-12-26
Owner Union Engineering A/S (Denmark)
Inventor
  • Find, Rasmus
  • Poulsen, Jan Flensted

Abstract

The present invention relates to a method for recovering carbon dioxide from a gaseous stream originating from a fermentation process by compression, absorption, condensation and distillation, wherein at least the absorption and condensation is performed under a high pressure of at least 30 bar.

IPC Classes  ?

  • F25J 3/08 - Separating gaseous impurities from gases or gaseous mixtures
  • B01D 53/78 - Liquid phase processes with gas-liquid contact
  • B01D 53/14 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by absorption

9.

UNION ENGINEERING

      
Application Number 1146595
Status Registered
Filing Date 2012-10-26
Registration Date 2012-10-26
Owner Union Engineering A/S (Denmark)
NICE Classes  ?
  • 07 - Machines and machine tools
  • 11 - Environmental control apparatus
  • 37 - Construction and mining; installation and repair services

Goods & Services

Machines and machine tools; motors and engines (except for land vehicles); machine coupling and transmission components (except for land vehicles); agricultural implements other than hand-operated; incubators for eggs; automatic vending machines; bottling machines; pumps (parts of machines or engines); filtering machines; filters (parts of machines or engines); blowers for compression, removal and/or transportation of gases; brewing machines; centrifuges (machines); expansion tanks (parts of machines); electromechanical machines for the chemical industry; compressors (machines); condensing plants; condensers for steam (parts of machines); control mechanisms for machines and engines; apparatus for carbonatation; machines for making carbonated beverages; pressure regulators and pressure valves (parts of machines); steam traps; valves (parts of machines). Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes; distilling apparatus; distilling columns; filters (parts of household or industrial installations); gas generating installations; steam accumulators; steam generating installations; evaporators (vaporizers); regulators and safety parts for gas apparatus and gas pipes; gas filtering apparatus; gas boilers, gas condensers (except machines parts); gas scrubbers and gas scrubbing apparatus (parts of gas installations); refining towers and coils for distillation, dry ice machines. Building construction; repair; installation services; installation, repair and maintenance of plants for extraction, production and recovery of CO2 and dry ice.

10.

METHOD FOR REMOVAL OF CONTAMINANTS FROM A CARBON DIOXIDE STREAM BY MEANS OF THE RELATIVE VOLATILITY USING LOW PRESSURE DISTILLATION

      
Application Number DK2012050041
Publication Number 2012/103892
Status In Force
Filing Date 2012-01-31
Publication Date 2012-08-09
Owner UNION ENGINEERING A/S (Denmark)
Inventor Find, Rasmus

Abstract

The present invention relates to the removal of contaminants,and in particular hydrocarbon compounds,from a carbon dioxide stream in which a combination of high pressure removal and low pressure distillation is employed based on the relative volatility of the contaminants.

IPC Classes  ?

  • B01D 53/00 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols
  • B01D 53/14 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by absorption
  • C01B 31/20 - Carbon dioxide
  • C07D 301/32 - SeparationPurification
  • F25J 3/02 - Processes or apparatus for separating the constituents of gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream

11.

CONTINUOUS PRODUCTION OF HIGH PURITY CARBON DIOXIDE

      
Application Number DK2011050453
Publication Number 2012/069063
Status In Force
Filing Date 2011-11-25
Publication Date 2012-05-31
Owner UNION ENGINEERING A/S (Denmark)
Inventor Mortensen, Michael Gregers

Abstract

The present invention relates to a process for continuous production of high purity carbon dioxide from organic matter by a method selected from: fermentation, combustion or a combination of both where the purification of carbon dioxide is adjustable to the source of the carbon dioxide.

IPC Classes  ?

12.

Method for recovery of carbon dioxide from a gas using a process gas heated reboiler for carbon dioxide removal in a stripper

      
Application Number 13147476
Grant Number 08801836
Status In Force
Filing Date 2010-02-01
First Publication Date 2012-01-12
Grant Date 2014-08-12
Owner Union Engineering A/S (Denmark)
Inventor Find, Rasmus

Abstract

The present invention relates to a method for recovery of carbon dioxide from a gas (G3), in particular the present invention relates to a method for recovery of carbon dioxide using a process gas (G1) heated reboiler (A1) for carbon dioxide removal in a stripper (A3).

IPC Classes  ?

  • B01D 53/14 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by absorption

13.

HIGH PRESSURE RECOVERY OF CARBON DIOXIDE FROM A FERMENTATION PROCESS

      
Application Number DK2011050258
Publication Number 2012/000520
Status In Force
Filing Date 2011-07-01
Publication Date 2012-01-05
Owner UNION ENGINEERING A/S (Denmark)
Inventor
  • Find, Rasmus
  • Poulsen, Jan Flensted

Abstract

The present invention relates to a method for recovering carbon dioxide from a gaseous stream originating from a fermentation process by compression, absorption, condensation and distillation, wherein at least the absorption and condensation is performed under a high pressure of at least 30 bar.

IPC Classes  ?

  • B01D 53/14 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by absorption
  • C01B 31/20 - Carbon dioxide
  • F25J 3/02 - Processes or apparatus for separating the constituents of gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
  • B01D 53/78 - Liquid phase processes with gas-liquid contact

14.

METHOD AND APPARATUS FOR THE PURIFICATION OF CARBON DIOXIDE USING LIQUID CARBON DIOXIDE

      
Application Number DK2010050146
Publication Number 2011/157268
Status In Force
Filing Date 2010-06-17
Publication Date 2011-12-22
Owner UNION ENGINEERING A/S (Denmark)
Inventor Find, Rasmus

Abstract

The present invention relates to an improved method for removing contaminants from a gaseous or liquid stream substantially comprising carbon dioxide. More specifically, the method comprises the step of subjecting the gaseous or liquid stream to an absorption step in which the absorbent is liquid carbon dioxide or a rectification step wherein the waste of carbon dioxide is minimized by utilizing a compressing means for generating a pressure difference between two streams in a reboiler.

IPC Classes  ?

  • B01D 53/00 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols
  • B01D 53/14 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by absorption
  • B01D 3/14 - Fractional distillation

15.

Method for the removal of contaminants from a carbon dioxide feeding liquid stream

      
Application Number 13056893
Grant Number 09545595
Status In Force
Filing Date 2009-07-24
First Publication Date 2011-08-18
Grant Date 2017-01-17
Owner UNION ENGINEERING A/S (Denmark)
Inventor Find, Rasmus

Abstract

The present invention relates to a method for recovery of high purity carbon dioxide from a gaseous source and uses thereof. More specifically, the present invention relates to the production of high purity carbon dioxide, which is substantially free of nitrogen, oxygen, nitrogen oxides, sulphurous compounds and volatile organic contaminants, particularly benzene. The present invention also relates to a method for removal of benzene from a carbon dioxide feeding gas as well as the use of said high purity carbon dioxide in foodstuffs.

IPC Classes  ?

  • B01D 53/14 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by absorption
  • C01B 31/20 - Carbon dioxide
  • F23J 15/04 - Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material using washing fluids

16.

Removal of carbon dioxide from a feed gas

      
Application Number 12682638
Grant Number 08529854
Status In Force
Filing Date 2008-10-13
First Publication Date 2010-11-04
Grant Date 2013-09-10
Owner Union Engineering A/S (Denmark)
Inventor Find, Rasmus

Abstract

The present invention relates to a new process for removal of carbon dioxide from a feed gas, wherein the feed gas is fed to and concentrated in a stripper column (A) before condensation of the gaseous carbon dioxide. The present invention also relates to different uses of the removed carbon dioxide and to a plant for removal of carbon dioxide from the feed gas.

IPC Classes  ?

17.

METHOD FOR RECOVERY OF CARBON DIOXIDE FROM A GAS USING A PROCESS GAS HEATED REBOILER FOR CARBON DIOXIDE REMOVAL IN A STRIPPER

      
Application Number DK2010050027
Publication Number 2010/085965
Status In Force
Filing Date 2010-02-01
Publication Date 2010-08-05
Owner UNION ENGINEERING A/S (Denmark)
Inventor Find, Rasmus

Abstract

The present invention relates to a method for recovery of carbon dioxide from a gas (G3), in particular the present invention relates to a method for recovery of carbon dioxide using a process gas (G1) heated reboiler (A1) for carbon dioxide removal in a stripper (A3 ).

IPC Classes  ?

  • B01D 53/14 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by absorption
  • B01D 53/34 - Chemical or biological purification of waste gases
  • F23J 15/08 - Arrangements of devices for treating smoke or fumes of heaters

18.

Method for recovery of high purity carbon dioxide

      
Application Number 12523698
Grant Number 08652236
Status In Force
Filing Date 2008-01-16
First Publication Date 2010-04-29
Grant Date 2014-02-18
Owner Union Engineering A/S (Denmark)
Inventor
  • Find, Rasmus
  • Geleff, Svend
  • Andersen, Maj Toft

Abstract

The present invention describes a method for recovery of high purity carbon dioxide, which is substantially free of nitrogen oxides. This high purity carbon dioxide is obtained by introducing into the method a step in which carbon dioxide absorbed in an absorbing agent is flashed. The present invention also discloses a plant for recovery of said high purity carbon dioxide comprising an absorption column, a flash column, a stripper column, and a down stream purification unit comprising a washing column, a dehydrator, a condenser and a distillation unit.

IPC Classes  ?

  • B01D 53/14 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by absorption

19.

UNION ENGINEERING

      
Serial Number 77951336
Status Registered
Filing Date 2010-03-05
Registration Date 2011-01-04
Owner UNION ENGINEERING A/S (Denmark)
NICE Classes  ?
  • 11 - Environmental control apparatus
  • 37 - Construction and mining; installation and repair services
  • 42 - Scientific, technological and industrial services, research and design

Goods & Services

Carbon dioxide recovery, generation and extraction plants Construction of carbon dioxide recovery, generation and extraction plants and facilities Engineering and design of carbon dioxide recovery, generation and extraction plants and facilities

20.

A method for recovery of high purity carbon dioxide

      
Application Number DK2009050190
Publication Number 2009/132661
Status In Force
Filing Date 2009-07-24
Publication Date 2009-11-05
Owner UNION ENGINEERING A/S (Denmark)
Inventor Find, Rasmus

Abstract

The present invention relates to a method for recovery of high purity carbon dioxide from a gaseous source and uses thereof. More specifically, the present invention relates to the production of high purity carbon dioxide, which is substantially free of nitrogen, oxygen, nitrogen oxides, sulphurous compounds and volatile organic contaminants, particularly benzene. The present invention also relates to a method for removal of benzene from a carbon dioxide feeding gas as well as the use of said high purity carbon dioxide in foodstuffs.

IPC Classes  ?

  • B01D 53/14 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by absorption
  • C01B 31/20 - Carbon dioxide
  • F23J 15/04 - Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material using washing fluids

21.

METHOD FOR PURIFICATION OF CARBON DIOXIDE USING LIQUID CARBON DIOXIDE

      
Application Number DK2009050159
Publication Number 2009/127217
Status In Force
Filing Date 2009-07-03
Publication Date 2009-10-22
Owner UNION ENGINEERING A/S (Denmark)
Inventor
  • Find, Rasmus
  • Poulsen, Jan Flensted

Abstract

The present invention relates to a method for removing at least one contaminant from a gaseous stream substantially comprising carbon dioxide. More specifically said method comprising the step of subjecting the gaseous stream to an absorption step in which the absorbent is liquid carbon dioxide.

IPC Classes  ?

  • B01D 53/14 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by absorption
  • B01D 53/26 - Drying gases or vapours
  • F25J 3/02 - Processes or apparatus for separating the constituents of gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
  • C01B 31/20 - Carbon dioxide

22.

Method for recovery of carbon dioxide from a gas

      
Application Number 11664925
Grant Number 08475566
Status In Force
Filing Date 2005-06-06
First Publication Date 2009-04-23
Grant Date 2013-07-02
Owner Union Engineering A/S (Denmark)
Inventor Find, Rasmus

Abstract

The present invention relates to a method for recovery of carbon dioxide from a gas stream. The method is a two-step method in which carbon dioxide is compressed in the first step, while the residual carbon dioxide is recovered by an absorption process in a subsequent step. The present invention also relates to the use of the method for the recovery of carbon dioxide and a plant for recovery of carbon dioxide.

IPC Classes  ?

  • B01D 53/14 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by absorption

23.

REMOVAL OF CARBON DIOXIDE FROM A FEED GAS

      
Application Number DK2008000359
Publication Number 2009/046721
Status In Force
Filing Date 2008-10-13
Publication Date 2009-04-16
Owner UNION ENGINEERING A/S (Denmark)
Inventor Find, Rasmus

Abstract

The present invention relates to a new process for removal of carbon dioxide from a feed gas, wherein the feed gas is fed to and concentrated in a stripper column (A) before condensation of the gaseous carbon dioxide. The present invention also relates to different uses of the removed carbon dioxide and to a plant for removal of carbon dioxide from the feed gas.

IPC Classes  ?

  • B01D 53/14 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by absorption
  • C01B 31/20 - Carbon dioxide

24.

Method for recovery of high purity carbon dioxide from a gaseous source comprising nitrogen compounds

      
Application Number 11996110
Grant Number 07829049
Status In Force
Filing Date 2006-07-14
First Publication Date 2008-11-20
Grant Date 2010-11-09
Owner Union Engineering A/S (Denmark)
Inventor
  • Find, Rasmus
  • Geleff, Svend
  • Andersen, Maj Toft

Abstract

The present invention describes a method for recovery of high purity carbon dioxide, which is substantially free of nitrogen oxides. The present invention also discloses a plant for recovery of said high purity carbon dioxide comprising an absorption column, a flash column, a stripper column, and a purification unit.

IPC Classes  ?

  • B01D 53/14 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by absorption
  • B01D 53/54 - Nitrogen compounds
  • B01D 53/62 - Carbon oxides
  • B01D 53/46 - Removing components of defined structure
  • C01B 31/20 - Carbon dioxide

25.

A METHOD FOR RECOVERY OF HIGH PURITY CARBON DIOXIDE

      
Application Number DK2008050008
Publication Number 2008/086812
Status In Force
Filing Date 2008-01-16
Publication Date 2008-07-24
Owner UNION ENGINEERING A/S (Denmark)
Inventor
  • Find, Rasmus
  • Geleff, Svend
  • Andersen, Maj Toft

Abstract

The present invention describes a method for recovery of high purity carbon dioxide, which is substantially free of nitrogen oxides. This high purity carbon dioxide is obtained by introducing into the method a step in which carbon dioxide absorbed in an absorbing agent is flashed. The present invention also discloses a plant for recovery of said high purity carbon dioxide comprising an absorption column, a flash column, a stripper column, and a down stream purification unit comprising a washing column, a dehydrator, a condenser and a distillation unit.

IPC Classes  ?

  • C01B 31/20 - Carbon dioxide
  • B01D 53/14 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by absorption

26.

REMOVAL OF CARBON DIOXIDE FROM A FEED GAS

      
Document Number 02702226
Status In Force
Filing Date 2008-10-13
Grant Date 2016-04-26
Owner UNION ENGINEERING A/S (Denmark)
Inventor Find, Rasmus

Abstract



The present invention relates to a new process for removal of carbon dioxide
from a feed gas, wherein the feed gas
is fed to and concentrated in a stripper column (A) before condensation of the
gaseous carbon dioxide. The present invention also
relates to different uses of the removed carbon dioxide and to a plant for
removal of carbon dioxide from the feed gas.

IPC Classes  ?

  • B01D 53/14 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by absorption