PH30011A - Process for the purification of the inert gases - Google Patents
Process for the purification of the inert gasesInfo
- Publication number
- PH30011A PH30011A PH44159A PH44159A PH30011A PH 30011 A PH30011 A PH 30011A PH 44159 A PH44159 A PH 44159A PH 44159 A PH44159 A PH 44159A PH 30011 A PH30011 A PH 30011A
- Authority
- PH
- Philippines
- Prior art keywords
- purification
- inert gases
- gases
- inert
- Prior art date
Links
Classifications
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B21/00—Nitrogen; Compounds thereof
- C01B21/04—Purification or separation of nitrogen
- C01B21/0405—Purification or separation processes
- C01B21/0494—Combined chemical and physical processing
-
- 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
- B01D53/02—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 adsorption, e.g. preparative gas chromatography
- B01D53/04—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 adsorption, e.g. preparative gas chromatography with stationary adsorbents
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B21/00—Nitrogen; Compounds thereof
- C01B21/04—Purification or separation of nitrogen
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B23/00—Noble gases; Compounds thereof
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied 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
- F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied 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 for air
- F25J3/04642—Recovering noble gases from air
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied 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
- F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied 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 for air
- F25J3/04642—Recovering noble gases from air
- F25J3/04648—Recovering noble gases from air argon
- F25J3/04721—Producing pure argon, e.g. recovered from a crude argon column
- F25J3/04733—Producing pure argon, e.g. recovered from a crude argon column using a hybrid system, e.g. using adsorption, permeation or catalytic reaction
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied 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
- F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied 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 for air
- F25J3/04642—Recovering noble gases from air
- F25J3/04648—Recovering noble gases from air argon
- F25J3/04721—Producing pure argon, e.g. recovered from a crude argon column
- F25J3/04733—Producing pure argon, e.g. recovered from a crude argon column using a hybrid system, e.g. using adsorption, permeation or catalytic reaction
- F25J3/04739—Producing pure argon, e.g. recovered from a crude argon column using a hybrid system, e.g. using adsorption, permeation or catalytic reaction in combination with an auxiliary pure argon column
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/08—Separating gaseous impurities from gases or gaseous mixtures or from liquefied gases or liquefied gaseous mixtures
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2256/00—Main component in the product gas stream after treatment
- B01D2256/18—Noble gases
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/10—Single element gases other than halogens
- B01D2257/104—Oxygen
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/80—Water
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/40—Further details for adsorption processes and devices
- B01D2259/40083—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption
- B01D2259/40086—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by using a purge gas
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/40—Further details for adsorption processes and devices
- B01D2259/402—Further details for adsorption processes and devices using two beds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/40—Further details for adsorption processes and devices
- B01D2259/414—Further details for adsorption processes and devices using different types of adsorbents
- B01D2259/4141—Further details for adsorption processes and devices using different types of adsorbents within a single bed
- B01D2259/4145—Further details for adsorption processes and devices using different types of adsorbents within a single bed arranged in series
- B01D2259/4146—Contiguous multilayered adsorbents
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/40—Further details for adsorption processes and devices
- B01D2259/416—Further details for adsorption processes and devices involving cryogenic temperature treatment
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2210/00—Purification or separation of specific gases
- C01B2210/0001—Separation or purification processing
- C01B2210/0003—Chemical processing
- C01B2210/0006—Chemical processing by reduction
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2210/00—Purification or separation of specific gases
- C01B2210/0001—Separation or purification processing
- C01B2210/0009—Physical processing
- C01B2210/0014—Physical processing by adsorption in solids
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2210/00—Purification or separation of specific gases
- C01B2210/0043—Impurity removed
- C01B2210/0045—Oxygen
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2200/00—Processes or apparatus using separation by rectification
- F25J2200/02—Processes or apparatus using separation by rectification in a single pressure main column system
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2205/00—Processes or apparatus using other separation and/or other processing means
- F25J2205/40—Processes or apparatus using other separation and/or other processing means using hybrid system, i.e. combining cryogenic and non-cryogenic separation techniques
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2205/00—Processes or apparatus using other separation and/or other processing means
- F25J2205/60—Processes or apparatus using other separation and/or other processing means using adsorption on solid adsorbents, e.g. by temperature-swing adsorption [TSA] at the hot or cold end
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2205/00—Processes or apparatus using other separation and/or other processing means
- F25J2205/82—Processes or apparatus using other separation and/or other processing means using a reactor with combustion or catalytic reaction
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2215/00—Processes characterised by the type or other details of the product stream
- F25J2215/30—Helium
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2215/00—Processes characterised by the type or other details of the product stream
- F25J2215/32—Neon
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2215/00—Processes characterised by the type or other details of the product stream
- F25J2215/42—Nitrogen or special cases, e.g. multiple or low purity N2
- F25J2215/44—Ultra high purity nitrogen, i.e. generally less than 1 ppb impurities
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2215/00—Processes characterised by the type or other details of the product stream
- F25J2215/58—Argon
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2220/00—Processes or apparatus involving steps for the removal of impurities
- F25J2220/44—Separating high boiling, i.e. less volatile components from nitrogen, e.g. CO, Ar, O2, hydrocarbons
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2240/00—Processes or apparatus involving steps for expanding of process streams
- F25J2240/02—Expansion of a process fluid in a work-extracting turbine (i.e. isentropic expansion), e.g. of the feed stream
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- Inorganic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Separation Of Gases By Adsorption (AREA)
- Drying Of Gases (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Catalysts (AREA)
- Separation By Low-Temperature Treatments (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/710,190 US5204075A (en) | 1991-05-30 | 1991-05-30 | Process for the purification of the inert gases |
Publications (1)
Publication Number | Publication Date |
---|---|
PH30011A true PH30011A (en) | 1996-10-29 |
Family
ID=24852995
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PH44159A PH30011A (en) | 1991-05-30 | 1992-04-06 | Process for the purification of the inert gases |
Country Status (9)
Country | Link |
---|---|
US (1) | US5204075A (ja) |
EP (1) | EP0516401A1 (ja) |
JP (1) | JP3351815B2 (ja) |
KR (1) | KR960002190B1 (ja) |
AU (1) | AU649823B2 (ja) |
CA (1) | CA2064615C (ja) |
IE (1) | IE921719A1 (ja) |
PH (1) | PH30011A (ja) |
ZA (1) | ZA922877B (ja) |
Families Citing this family (44)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0454531B1 (fr) * | 1990-04-20 | 1998-01-21 | L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude | Procédé et dispositif d'élaboration d'azote ultra-pur |
US5637544A (en) * | 1991-06-06 | 1997-06-10 | Arizona Board Of Regents On Behalf Of The University Of Arizona | Reactive membrane for filtration and purification of gases of impurities and method utilizing the same |
EP0613857A1 (en) * | 1993-03-02 | 1994-09-07 | Praxair Technology, Inc. | Purification of crude argon |
EP0828548B1 (en) * | 1995-05-03 | 2003-01-22 | Pall Corporation | Devices and methods related to the filtration and/or purification of fluids |
US5792523A (en) * | 1996-03-14 | 1998-08-11 | Aga Aktiebolag | Krypton gas mixture for insulated windows |
US6113869A (en) * | 1996-09-30 | 2000-09-05 | The Boc Group, Inc. | Process for argon purification |
US6168774B1 (en) * | 1997-08-07 | 2001-01-02 | Praxair Technology, Inc. | Compact deoxo system |
US6068685A (en) * | 1997-10-15 | 2000-05-30 | Saes Pure Gas, Inc. | Semiconductor manufacturing system with getter safety device |
JP3074674B2 (ja) * | 1997-11-18 | 2000-08-07 | 日本電気株式会社 | 半導体装置およびその製造方法、半導体製造装置、半導体基板の入炉方法 |
US7070746B1 (en) | 1999-05-26 | 2006-07-04 | Solutia Inc. | Process for nitrous oxide purification |
US7465692B1 (en) | 2000-03-16 | 2008-12-16 | Pall Corporation | Reactive media, methods of use and assemblies for purifying |
JP2004524146A (ja) * | 2001-02-08 | 2004-08-12 | ポール・コーポレーション | ガス流を浄化するための装置及び方法 |
JP3572548B2 (ja) * | 2002-05-24 | 2004-10-06 | 日本酸素株式会社 | ガス精製方法及び装置 |
US6838066B2 (en) * | 2002-09-13 | 2005-01-04 | Air Products And Chemicals, Inc. | Process for recovery, purification, and recycle of argon |
US7255836B2 (en) | 2003-03-13 | 2007-08-14 | Trustees Of Princeton University | Analytical sensitivity enhancement by catalytic transformation |
US7160360B2 (en) * | 2003-12-08 | 2007-01-09 | Air Products And Chemicals, Inc. | Purification of hydride gases |
US7004751B2 (en) * | 2003-12-23 | 2006-02-28 | Jotul North America, Inc. | Gas burner assemblies, methods for assembling, and gas fired appliances employing same |
KR20070112786A (ko) * | 2005-03-18 | 2007-11-27 | 니폰 쇼쿠바이 컴파니 리미티드 | 산소제거촉매 및 이 촉매를 이용한 산소제거방법 |
GB0605232D0 (en) * | 2006-03-16 | 2006-04-26 | Johnson Matthey Plc | Oxygen removal |
GB0612092D0 (en) | 2006-06-20 | 2006-07-26 | Johnson Matthey Plc | Oxygen removal |
GB0704107D0 (en) * | 2007-03-05 | 2007-04-11 | Johnson Matthey Plc | Oxygen removal |
DE102007010875A1 (de) * | 2007-03-06 | 2008-09-11 | Linde Ag | Verfahren und Vorrichtung zur Wasserstoffabtrennung aus Gasströmen mit Sauerstoffanteil |
JP5022428B2 (ja) * | 2009-11-17 | 2012-09-12 | 株式会社神戸製鋼所 | 硬化肉盛用migアーク溶接ワイヤおよび硬化肉盛用migアーク溶接方法 |
CN102553401A (zh) * | 2011-12-19 | 2012-07-11 | 北京大学深圳研究生院 | 一种硅胶干燥系统 |
SG10201702197PA (en) | 2012-02-10 | 2017-04-27 | Entegris Inc | Gas purifier |
DE102012112040B4 (de) * | 2012-12-10 | 2014-12-24 | Parker Hannifin Manufacturing Germany GmbH & Co. KG Hiross Zander Division | Vorrichtung und Verfahren zum Trocknen von Gasen |
CN107298434B (zh) * | 2017-05-24 | 2023-05-23 | 杭氧集团股份有限公司 | 一种氩气回收装置中的两级催化-吸附系统的氩气回收方法 |
CN110559843B (zh) * | 2018-06-06 | 2022-03-04 | 中国石油化工股份有限公司 | 一种丙烯气体催化脱氧反应装置及安全控制方法 |
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US11130939B2 (en) | 2020-01-20 | 2021-09-28 | Chio Kang Medical, Inc. | Bacteria for degrading ethylene oxide and uses thereof |
WO2021184605A1 (en) | 2020-03-18 | 2021-09-23 | Qiaokang Biotech (Guangdong) Co., LTD. | Microbiological treatment system for ethylene oxide exhaust gas |
US11110390B1 (en) | 2020-03-18 | 2021-09-07 | Chio Kang Medical, Inc. | Systems and methods for treating sterilization exhaust gas containing ethylene oxide |
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US11103829B1 (en) | 2020-03-18 | 2021-08-31 | Chio Kang Medical, Inc. | Systems and methods for treating ethylene oxide waste gas |
US11123680B1 (en) | 2020-03-18 | 2021-09-21 | Chio Kang Medical, Inc. | Devices, systems, and methods for treating ethylene oxide waste gas |
US11125498B1 (en) | 2020-03-18 | 2021-09-21 | Chio Kang Medical, Inc. | Gas liquefaction separator, gas liquefaction recovery system, and method for separating and recovering ethylene oxide |
US11129914B1 (en) * | 2020-03-19 | 2021-09-28 | Chio Kang Medical, Inc. | Ethylene oxide adsorption tower and recovery system, and method for recovering ethylene oxide |
CN111603932A (zh) * | 2020-06-17 | 2020-09-01 | 布劳恩惰性气体系统有限公司 | 一种自供再生气的净化系统及控制方法 |
WO2022000463A1 (en) | 2020-07-03 | 2022-01-06 | Qiaokang Biotech (Guangdong) Co., LTD. | Mobile sterilization system, mobile execution system, and mobile analysis system |
WO2022000460A1 (en) | 2020-07-03 | 2022-01-06 | Qiaokang Biotech (Guangdong) Co., LTD. | Container sterilization device and system, assembling method thereof, and use thereof |
WO2022000464A1 (en) | 2020-07-03 | 2022-01-06 | Qiaokang Biotech (Guangdong) Co., LTD. | Mobile pretreatment apparatus and an operating method thereof, and a mobile analysis apparatus and an operating method thereof |
EP3939689A1 (en) * | 2020-07-15 | 2022-01-19 | Haldor Topsøe A/S | A process for catalytic reduction of oxygen to a sub-ppmv level in a gas |
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Publication number | Priority date | Publication date | Assignee | Title |
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US1658631A (en) * | 1926-10-13 | 1928-02-07 | Pacific Nitrogen Corp | Process of obtaining argon |
US2351167A (en) * | 1941-10-04 | 1944-06-13 | Du Pont | Removal of oxygen from normally gaseous olefins |
US3535074A (en) * | 1965-10-29 | 1970-10-20 | Hitachi Ltd | Method and apparatus for purifying crude inert gases |
US3969481A (en) * | 1972-11-03 | 1976-07-13 | Isotopes, Inc. | Process for generating ultra high purity H2 or O2 |
GB1509581A (en) * | 1974-07-31 | 1978-05-04 | Commissariat Energie Atomique | Method of eliminating radioactivity from air containing radioactive rare gases |
DE3401197A1 (de) * | 1984-01-14 | 1985-07-18 | Basf Ag, 6700 Ludwigshafen | Verfahren zur katalytischen feinreinigung von inertgasen |
JPS6140807A (ja) * | 1984-08-03 | 1986-02-27 | Hitachi Ltd | アルゴンガスの精製方法および装置 |
US4579723A (en) * | 1985-03-28 | 1986-04-01 | The Boc Group, Inc. | Methods for purifying inert gas streams |
US4713224A (en) * | 1986-03-31 | 1987-12-15 | The Boc Group, Inc. | One-step process for purifying an inert gas |
US4960579A (en) * | 1988-04-01 | 1990-10-02 | Union Carbide Corporation | Membrane process and system for nitrogen production |
DE3915003A1 (de) * | 1989-05-08 | 1990-11-15 | Hammer Gmbh Geb | Verfahren und vorrichtung zur katalytischen und adsoptiven reinigung von stickstoff |
US5110569A (en) * | 1990-01-19 | 1992-05-05 | The Boc Group, Inc. | Low temperature purification of gases |
US4983194A (en) * | 1990-02-02 | 1991-01-08 | Air Products And Chemicals, Inc. | Production of high purity argon |
US5100446A (en) * | 1991-01-07 | 1992-03-31 | Union Carbide Industrial Gases Technology Corporation | Crude neon production system |
-
1991
- 1991-05-30 US US07/710,190 patent/US5204075A/en not_active Expired - Fee Related
-
1992
- 1992-04-01 CA CA002064615A patent/CA2064615C/en not_active Expired - Fee Related
- 1992-04-06 PH PH44159A patent/PH30011A/en unknown
- 1992-04-21 ZA ZA922877A patent/ZA922877B/xx unknown
- 1992-05-20 AU AU17021/92A patent/AU649823B2/en not_active Ceased
- 1992-05-25 JP JP13226992A patent/JP3351815B2/ja not_active Expired - Fee Related
- 1992-05-28 EP EP92304807A patent/EP0516401A1/en not_active Withdrawn
- 1992-05-29 KR KR1019920009309A patent/KR960002190B1/ko not_active IP Right Cessation
- 1992-07-01 IE IE171992A patent/IE921719A1/en unknown
Also Published As
Publication number | Publication date |
---|---|
CA2064615A1 (en) | 1992-12-01 |
EP0516401A1 (en) | 1992-12-02 |
AU1702192A (en) | 1992-12-03 |
CA2064615C (en) | 2002-02-26 |
AU649823B2 (en) | 1994-06-02 |
IE921719A1 (en) | 1992-12-02 |
KR920021442A (ko) | 1992-12-18 |
KR960002190B1 (ko) | 1996-02-13 |
JP3351815B2 (ja) | 2002-12-03 |
US5204075A (en) | 1993-04-20 |
ZA922877B (en) | 1993-10-04 |
JPH05147912A (ja) | 1993-06-15 |
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