CN101417202B - Physical gas-washing method and device - Google Patents
Physical gas-washing method and device Download PDFInfo
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- CN101417202B CN101417202B CN2008101729225A CN200810172922A CN101417202B CN 101417202 B CN101417202 B CN 101417202B CN 2008101729225 A CN2008101729225 A CN 2008101729225A CN 200810172922 A CN200810172922 A CN 200810172922A CN 101417202 B CN101417202 B CN 101417202B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/1406—Multiple stage absorption
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/1425—Regeneration of liquid absorbents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/1456—Removing acid components
- B01D53/1462—Removing mixtures of hydrogen sulfide and carbon dioxide
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
- C01B3/50—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification
- C01B3/52—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification by contacting with liquids; Regeneration of used liquids
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/04—Integrated processes for the production of hydrogen or synthesis gas containing a purification step for the hydrogen or the synthesis gas
- C01B2203/0415—Purification by absorption in liquids
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/04—Integrated processes for the production of hydrogen or synthesis gas containing a purification step for the hydrogen or the synthesis gas
- C01B2203/0465—Composition of the impurity
- C01B2203/0475—Composition of the impurity the impurity being carbon dioxide
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/04—Integrated processes for the production of hydrogen or synthesis gas containing a purification step for the hydrogen or the synthesis gas
- C01B2203/0465—Composition of the impurity
- C01B2203/0485—Composition of the impurity the impurity being a sulfur compound
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/04—Integrated processes for the production of hydrogen or synthesis gas containing a purification step for the hydrogen or the synthesis gas
- C01B2203/0465—Composition of the impurity
- C01B2203/0495—Composition of the impurity the impurity being water
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/151—Reduction of greenhouse gas [GHG] emissions, e.g. CO2
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Combustion & Propulsion (AREA)
- Inorganic Chemistry (AREA)
- Gas Separation By Absorption (AREA)
- Industrial Gases (AREA)
Abstract
A gas washing method and device are disclosed, for selectively washing a first type of substances in a first washing step (S1) and subsequently washing a second type of substances in a second washing step (S2) from a gas mixture (1) that is guided reversely with respect to a physically-effective washing medium, a part (2) of the washing medium (3) is used in the first washing step (S1), and in another part (11), a partially regenerated washing medium stream (16) is generated by separating the second type of substances (F), the washing medium stream is then used for backwashing the first type of substances when regenerating the washing medium (7) loaded in the first washing step (S1). An additional washing medium stream (17) is generated by separating the second type of substances from an additional part of the washing medium that is loaded with the second type of substances, but without first type of substances, in the second washing step, and is then served as the washing medium (6) to be returned to the second washing step (S2).
Description
Technical field
The present invention relates to a kind of gas-washing method, wherein, from an admixture of gas that is directed upstream with respect to the washing medium that physically works (unstripped gas), in first washing step, selectively wash out first kind material and in second washing step subsequently, selectively wash out the Equations of The Second Kind material, wherein, in the second washing step, loaded the Equations of The Second Kind material, part without the washing medium of first kind material is used in described the first washing step, and from another part, producing one by the washing medium of partial regeneration stream (half poor 1) by isolating the Equations of The Second Kind material, this washing medium stream then is used for back scrubbing first kind material when the described washing medium that loads of regeneration in the first washing step.
In addition, the invention still further relates to a kind of device for implementing the method.
Background technology
The gas washing of physics utilizes this character of liquid: namely absorb gaseous material and make it keep dissolving, and do not make these aerochemistry ground chemical combination.Liquid is expressed by solubility coefficient well being absorbed with of gas is many: gas dissolves better in liquid, and its solubility coefficient is larger.Solubility coefficient is relevant with temperature and usually increase with the reduction of temperature.
If should from an admixture of gas, dissolve a gas component i by the washing of physics, need a minimum flow W as the liquid of washing medium use so for this reason
Min, this minimum flow can very well calculate with following formula:
W
min＝V/(p·λ
i)
In this formula, V represents the total amount of admixture of gas, and P represents that the pressure that exists in the admixture of gas, λ represent to wait that the gas component that washed out is with respect to the solubility factor of employed washing medium.Under the very different prerequisite of the solubility factor of the component of an admixture of gas, that the gas component that will have maximum solubility factor in a washing step is irrespectively isolated with the remaining gas component to a great extent, namely selectively removed by the corresponding adaptive possible of washing medium amount.With relatively large washing medium can according to identical principle in washing step subsequently with other gas component or have similar solubility factor gas component group selection wash out.
The gas component that is washed out is removed from the washing medium that loads after described gas washing, makes thus this washing medium regeneration.The washing medium that is reproduced is used in again in this gas washing usually, and the gas component that is washed out is processed or be fed into a utilization economically by refuse.
(this synthetic raw gas has charcoal fire/and for example reformation by utilizing water vapour or produce by partial oxidation of hydrocarbon material with the high-tech ratio in equipment for gasification, and this synthetic raw gas comprises some parts of not expecting for example water, carbon dioxide (CO usually in order to purify synthetic raw gas
2), hydrogen sulfide (H
2S) and sulphur carbonoxide (COS)), preferably use the washing of physics.The method is suitable, because the validity that synthetic raw gas under high pressure produces mostly and physics is washed at present is approximate along with the operating pressure linearity increases with first.For the purification of synthetic raw gas especially meaningfully methyl alcohol wash.It utilizes such fact, i.e. H
2S, COS and CO
2Solubility factor in liquid deep cooling methyl alcohol and hydrogen (H
2) different with a plurality of orders of magnitude with the solubility factor of carbon monoxide (CO).The sulphur component has very similar solubility factor, and (this solubility factor compares CO
2Large many of the solubility factor that has in liquid deep cooling methyl alcohol) the fact is fully utilized, in order to this two classes material is selectively isolated from synthetic raw gas and be used economically in case of necessity.
According to prior art, in order selectively to isolate sulphur component and carbon dioxide, synthetic raw gas suffers one to utilize washing liquid methanol, that be comprised of two washing steps.In the first washing step, (wherein the sulphur component is isolated from this synthetic raw gas), used and in the second washing step, loaded CO
2, but removed the methyl alcohol of sulphur.Sulphur component and CO in the first washing step, have been loaded
2Methyl alcohol then be depressurized and be fed into a stripper, stripping goes out CO in this stripper
2And the sulphur component is by enrichment.In order to make the sulphur minimization of loss, the upper area of this stripper is constructed to scrubbing tower, and back scrubbing is out from the stripping gas that is loaded with the sulphur component in this scrubbing tower.The washing medium that is used for carrying out back scrubbing has loaded CO from described the second washing step
2The part of methyl alcohol in obtain, this part needn't be as the washing medium in the first washing step.For this reason, from the described CO that loaded
2And removed in the methyl alcohol of sulphur by isolating described CO
2A part produce one by the methanol wash medium of partial regeneration.Way commonly used is to carry out CO by decompression (flash distillation)
2Separation.(it has the sulphur component that washes out and one and has been loaded residue CO the pond bottom product that occurs in stripper
2Methyl alcohol) suffer subsequently other regeneration step, wherein, isolate the methyl alcohol that lysed material and generation have washing medium purity with expending significantly.Methyl alcohol with washing medium purity is then fed back and is used as washing medium in the second washing step, is used for CO
2From this synthetic raw gas, isolate.
Summary of the invention
The objective of the invention is, provide a kind of method of described type and device of implementing the method for beginning, can carry out gas washing than prior art by the method and device more economically.
According to the present invention, this purpose solves aspect method like this: from the second washing step, loaded the Equations of The Second Kind material, without in other part of the washing medium of first kind material by isolate the Equations of The Second Kind material produce one other, by the washing medium of partial regeneration stream (half poor 2) and then this washing medium stream is fed back in the second washing step as washing medium.
The configuration that meets purpose of the inventive method is that two are flowed half poor 1 and half poor 2 by the washing medium of partial regeneration and produce concurrently in a method step in the diverse ways step or jointly.
In order to produce by the washing medium of partial regeneration, can consider several different methods.But, preferably passed through decompression (flash distillation) or by the stripping generation, wherein, preferably use nitrogen as stripping gas by the washing medium of partial regeneration stream half poor 2.
The configuration that other of the inventive method meet purpose is, two are produced with same or different pressure by the washing medium of partial regeneration stream half poor 1 and half poor 2.Thus, possible is to consider that the difference of washing step adjusting Equations of The Second Kind material subsequently loads.
The present invention is not limited on the gas washing of a specialized types.A preferred distortion of the inventive method is, described gas washing is that methyl alcohol is washed, and selectively isolates sulphur component (first kind material) and carbon dioxide (Equations of The Second Kind material) by means of liquid methanol in this methyl alcohol is washed from a unstripped gas that comprises hydrogen and carbon monoxide.
In addition, the invention still further relates to a kind of air-washer, it comprises: the wash mill with washing section that at least two front and back one after the other arrange, the described washing medium that physically works can be conducted through this wash mill upstream with respect to an admixture of gas (unstripped gas), in described the first washing section can by means of described in the second washing section the part of the washing medium of prestrain first kind material is selectively washed out from this admixture of gas and in described the second washing section, the Equations of The Second Kind material is selectively washed out from this admixture of gas; One is used for can using in its (dem) for half poor 1 of back scrubbing first kind material by isolating the Equations of The Second Kind material Equations of The Second Kind material, the part without the washing medium of first kind material and produce one and be used for making by the device of the washing medium of partial regeneration stream (half poor 1) and one and describedly loaded the device of the washing medium regeneration of first kind material at the first washing section from described the loading at the second washing section.
According to the present invention, the purpose that proposes solves aspect device as follows: this air-washer comprises a device, in this device from described the second washing section, loaded the Equations of The Second Kind material, without in another part of the washing medium of first kind material by isolate the Equations of The Second Kind material can produce one other, by the washing medium of partial regeneration stream (half poor 2), this washing medium stream can be used as subsequently washing medium and is fed back in the first washing section.
The advantageous version of apparatus of the present invention is, described two can be produced in same device or in different devices by the washing medium of partial regeneration stream half poor 1 and partly poor 2.
The expansion suggestion of apparatus of the present invention, described device for generation of half poor 2 is pressure reduction vessel (flash chamber) or stripper, the preferred nitrogen that uses is as stripping gas in this stripper.
A particularly preferred configuration of apparatus of the present invention is, this gas washing is that methyl alcohol is washed, and can selectively isolate sulphur component (first kind material) and carbon dioxide (Equations of The Second Kind material) from a unstripped gas that comprises hydrogen and carbon monoxide by means of liquid methanol in this methyl alcohol is washed.
By the present invention, reduced to suffer a completely washing medium amount of regeneration, thus, can be to carry out the gas washing of physics than the remarkable operating cost of lacking of prior art.
Description of drawings
The below describes the present invention in detail by the embodiment solution that schematically shows in the accompanying drawing.
Fig. 1 illustrates one embodiment of the present of invention.
The specific embodiment
This embodiment relates to the part that methyl alcohol is washed, and in this methyl alcohol was washed, the washing of the liquid methanol by utilizing deep cooling from the synthetic raw gas that an overwhelming majority is made of hydrogen and carbon dioxide was selectively isolated some sulphur components and carbon monoxide.
Synthetic raw gas to be cleaned is directed among the scrubbing tower W by pipeline 1, and in this scrubbing tower, two washing section S1 and S2 arrange up and down stackedly, and these two washing sections are spaced by chimney bottom K.Synthetic raw gas upwards flows in the first washing section S1, and wherein, this synthetic raw gas contacts and get rid of the sulphur component strongly with the washing medium that flows from the top down.Described washing medium (it is fed with the suitable amount of the solubility factor of sulphur component with one by pipeline 2 in the upper end of washing section S1) be described be loaded with carbon dioxide, but removed the part of the methanol wash medium of sulphur component, described methanol wash medium is taken out from chimney bottom K by pipeline 3.
The synthetic raw gas that purges the sulphur component flow into above chimney bottom K among the second washing section S2, and in this second washing section, this synthetic raw gas is upwards guided and utilizes the washing medium of upstream guiding to be washed and to get rid of carbon dioxide at this.Forming gas after being cleaned is taken out and is fed into a use device (not shown) by pipeline 4 from scrubbing tower W.As washing medium, feed the methyl alcohol 5 that is not loaded and the methyl alcohol that feeds a partial regeneration at another position that is positioned at the bottom in the upper end of the second washing section S2, although the methyl alcohol of this partial regeneration is loaded a small amount of carbon dioxide, there is not the sulphur component.
Methyl alcohol that is loaded with sulphur component and carbon dioxide taken out from scrubbing tower W by pipeline 7, be depressurized, be directed among the separator D1 and be divided into there a gas phase and a liquid phase by throttle mechanism a.The gas phase that mainly is made of the hydrogen that washes out and carbon monoxide is taken out from separator D1 by pipeline 8 and is fed back to the front that methyl alcohol is washed by pipeline 9.Described liquid phase is removed, further is depressurized and is directed among the stripper R by throttle mechanism b by pipeline 10, and this stripper feeds nitrogen as stripping gas by pipeline 18 in lower region thereof.
The second portion (it need not the washing medium as the first washing section S1) of methyl alcohol stream 3 of describedly be loaded with carbon dioxide, having removed the sulphur component by pipeline 11 by further guiding, after by throttle mechanism c decompression, be directed among the separator D2.The gas phase that forms in when decompression, the overwhelming majority is made of hydrogen and carbon monoxide is taken out and is resembled from this separator by pipeline 12 and further guided by pipeline 9 the gas phase 8.Liquid phase is taken out from this separator D2, is further depressurized and is directed to the top of stripper R by throttle mechanism d by pipeline 13, and this top is constructed to pressure reduction vessel F.In when decompression, a part that is dissolved in the carbon dioxide in the liquid phase 13 is released, this carbon dioxide subsequently with the stripping gas that loads as tail gas by derivation from this methyl alcohol is washed.From stripper R, taken out by pipeline 15 by the methyl alcohol of partial regeneration and be divided into two by the methyl alcohol of partial regeneration stream 16 (half poor 1) and 17 (partly poor 2).
Be directed to by the methyl alcohol 16 of partial regeneration in the upper area that is constructed to scrubbing tower of stripper R and at this with the washing medium that acts on back scrubbing sulphur component, this sulphur component is gone out by stripping from the methyl alcohol stream 10 that is loaded with the sulphur component.Described be used as among washing medium imports to scrubbing tower W by pipeline 6 the second washing section S2 by the second methyl alcohol of partial regeneration stream 17 before, improve the pressure of this second methyl alcohol stream by pump P.The pond bottom product of stripper R is removed and is fed into another regenerating unit (not shown) by pipeline 19.
Claims (12)
1. gas-washing method, in the method, be directed upstream with respect to the washing medium that physically works and as in first washing step (S1), selectively washing out first kind material the admixture of gas (1) of unstripped gas and in second washing step (S2) subsequently, selectively washing out the Equations of The Second Kind material from one, wherein, in the second washing step, loaded the Equations of The Second Kind material, part (2) without the washing medium (3) of first kind material is used in described the first washing step (S1), and from another part (11), produce one by the washing medium of partial regeneration stream half poor 1 (16) by isolating Equations of The Second Kind material (F), this washing medium stream then is used for back scrubbing first kind material when the described washing medium (7) that is loaded of regeneration in the first washing step (S1), it is characterized in that, from the described Equations of The Second Kind material that the second washing step, loaded, without in the other part of the washing medium of first kind material by isolate the Equations of The Second Kind material produce one other, by the washing medium of partial regeneration stream half poor 2 (17) and then will this is other, fed back in described the second washing step (S2) as washing medium (6) by the washing medium of partial regeneration stream.
2. the method for claim 1 is characterized in that: described two are produced in a method step in the diverse ways step or jointly concurrently by the washing medium of partial regeneration stream half poor 1 (16) and partly poor 2 (17).
3. method as claimed in claim 1 or 2 is characterized in that: describedly produced by decompression or by stripping by the washing medium of partial regeneration stream half poor 2 (17), wherein, preferably use nitrogen as stripping gas.
4. method as claimed in claim 3, it is characterized in that: described decompression is flash distillation.
5. method as claimed in claim 1 or 2 is characterized in that: described two by the washing medium of partial regeneration stream half poor 1 (16) and half poor 2 (17) by with same or different pressure generation.
6. method as claimed in claim 1 or 2, it is characterized in that: this gas washing is that methyl alcohol is washed, in this methyl alcohol is washed by means of liquid methanol (2,5,6) from a unstripped gas (1) that comprises hydrogen and carbon monoxide, selectively isolate the sulphur component as first kind material and carbon dioxide as the Equations of The Second Kind material.
7. air-washer, it comprises: one has the first and second washing section (S1 that at least two front and back one after the other arrange, S2) wash mill (W), the washing medium that physically works can be conducted through this wash mill upstream with respect to an admixture of gas as unstripped gas (1), can first kind material selectively be washed out from this admixture of gas and in described the second washing section (S2) the Equations of The Second Kind material is selectively washed out from this admixture of gas by means of the part (2) of the washing medium (3) that carries that is preloaded in the second washing section (S2) in described the first washing section (S1); One is used for by having loaded the Equations of The Second Kind material from described at the second washing section, isolating the Equations of The Second Kind material in the part without the washing medium of first kind material produces one and is used for making the described device that has loaded washing medium (7) regeneration of first kind material at the first washing section by the washing medium of partial regeneration stream half poor 1 (16) device (F) and one, can use therein for half poor 1 (16) of back scrubbing first kind material, it is characterized in that, this air-washer comprises a device (F), in this device from the described Equations of The Second Kind material that the second washing section, loaded, without in the other part of the washing medium of first kind material by isolate the Equations of The Second Kind material can produce one other, poor 2 (17) by the washing medium of partial regeneration stream half, this washing medium stream can be used as subsequently washing medium (6) and feed back in the first washing section (S1).
8. device as claimed in claim 7 is characterized in that: described two can be produced in same device (F) or in different devices by the washing medium of partial regeneration stream half poor 1 (16) and partly poor 2 (17).
9. such as claim 7 or 8 described devices, it is characterized in that: described is pressure reduction vessel (F) or stripper for generation of half poor 2 (17) device.
10. such as claim 7 or 8 described devices, it is characterized in that: this gas washing is that methyl alcohol is washed, can be by means of liquid methanol (2 in this methyl alcohol is washed, 5,6) from a unstripped gas (1) that comprises hydrogen and carbon monoxide, selectively isolate the sulphur component as first kind material and carbon dioxide as the Equations of The Second Kind material.
11. device as claimed in claim 9 is characterized in that: described pressure reduction vessel is flash chamber.
12. device as claimed in claim 9 is characterized in that: in this stripper, can use nitrogen as stripping gas.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1020070511819 | 2007-10-25 | ||
| DE102007051181.9 | 2007-10-25 | ||
| DE102007051181A DE102007051181A1 (en) | 2007-10-25 | 2007-10-25 | Gas scrubbing i.e. methanol scrubbing, method, involves producing methanol stream from portion of detergent free from one type of material by separation of other type of material, and re-guiding stream as detergent in scrubbing step |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101417202A CN101417202A (en) | 2009-04-29 |
| CN101417202B true CN101417202B (en) | 2013-03-20 |
Family
ID=40490187
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008101729225A Active CN101417202B (en) | 2007-10-25 | 2008-10-24 | Physical gas-washing method and device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN101417202B (en) |
| DE (1) | DE102007051181A1 (en) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102009022029A1 (en) * | 2009-05-20 | 2010-11-25 | Linde Ag | Method for assembling cleaning agent circuit during start-up of gas cleaning device, involves producing pressure ratios required for assembling cleaning agent circuit by auxiliary gas related to infeed limit and introduced for gas cleaning |
| DE102009034980A1 (en) * | 2009-07-28 | 2011-02-03 | Linde Aktiengesellschaft | Method for separating mixture of e.g. hydrogen, carbon dioxide and carbon monoxide in washing device, involves subjecting stream to treatment to remove problematic materials and/or convert problematic materials into unproblematic materials |
| DE102010011803A1 (en) * | 2010-03-18 | 2011-09-22 | Linde Aktiengesellschaft | Method for conveying liquid-gas-mixture through rising pipe, involves inserting gas, particularly carrier gas, from outside in liquid-gas-mixture in rising pipe |
| DE102010022501A1 (en) * | 2010-06-02 | 2011-12-08 | Linde Aktiengesellschaft | Method for operating physical gas scrubbing device in operating mode, involves scrubbing two types of material in absorption device in single-step process and introducing amount of detergent power into absorption device |
| ES2746912T3 (en) | 2011-06-30 | 2020-03-09 | Neste Oyj | Method for adjusting the ratio of hydrogen to carbon monoxide in a synthesis gas |
| DE102013001677A1 (en) * | 2013-01-31 | 2014-07-31 | Linde Aktiengesellschaft | Method and apparatus for producing fuel for a gas turbine |
| DE102013015849A1 (en) * | 2013-09-24 | 2015-03-26 | Linde Aktiengesellschaft | Process and apparatus for sour gas scrubbing |
| DE102015009818A1 (en) | 2015-07-28 | 2017-02-02 | Linde Aktiengesellschaft | Process and apparatus for regenerating the detergent in a physical gas scrubber |
| DE102016010515A1 (en) | 2016-08-30 | 2018-03-01 | Linde Aktiengesellschaft | Process and apparatus for effective stripping of partially loaded detergent in physical gas scrubbing |
| EP3616775B1 (en) * | 2018-09-03 | 2024-05-01 | L'air Liquide, Société Anonyme Pour L'Étude Et L'exploitation Des Procédés Georges Claude | Device for the separation of metal carbonyls from raw synthesis gas |
| EP3616774A1 (en) * | 2018-09-03 | 2020-03-04 | L'air Liquide, Société Anonyme Pour L'Étude Et L'exploitation Des Procédés Georges Claude | Method and device for the removal of metal carbonyls from a gas mixture |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4430316A (en) * | 1980-12-18 | 1984-02-07 | Linde Aktiengesellschaft | Scrubbing system yielding high concentration of hydrogen sulfide |
| DE3831300A1 (en) * | 1988-09-14 | 1990-03-15 | Linde Ag | Process and apparatus for treating SO2-containing exhaust gases |
| CN1063086A (en) * | 1992-01-16 | 1992-07-29 | 化学工业部第四设计院 | Low temperature washing device for methanol |
| CN1377825A (en) * | 2001-12-10 | 2002-11-06 | 大连理工大学 | Energy saving raw material gas purifying methanol washing method |
-
2007
- 2007-10-25 DE DE102007051181A patent/DE102007051181A1/en not_active Withdrawn
-
2008
- 2008-10-24 CN CN2008101729225A patent/CN101417202B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4430316A (en) * | 1980-12-18 | 1984-02-07 | Linde Aktiengesellschaft | Scrubbing system yielding high concentration of hydrogen sulfide |
| DE3831300A1 (en) * | 1988-09-14 | 1990-03-15 | Linde Ag | Process and apparatus for treating SO2-containing exhaust gases |
| CN1063086A (en) * | 1992-01-16 | 1992-07-29 | 化学工业部第四设计院 | Low temperature washing device for methanol |
| CN1377825A (en) * | 2001-12-10 | 2002-11-06 | 大连理工大学 | Energy saving raw material gas purifying methanol washing method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101417202A (en) | 2009-04-29 |
| DE102007051181A1 (en) | 2009-04-30 |
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Assignee: Xuzhou Mining Business Group Co., Ltd. Assignor: Linde AG Contract record no.: 2010990000166 Denomination of invention: Physical gas-washing method and device License type: Common License Open date: 20090429 Record date: 20100402 |
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