BR9304299A - Processo para a preparaçao de nitrogeno gasoso de alta pureza a partir de ar - Google Patents
Processo para a preparaçao de nitrogeno gasoso de alta pureza a partir de arInfo
- Publication number
- BR9304299A BR9304299A BR9304299A BR9304299A BR9304299A BR 9304299 A BR9304299 A BR 9304299A BR 9304299 A BR9304299 A BR 9304299A BR 9304299 A BR9304299 A BR 9304299A BR 9304299 A BR9304299 A BR 9304299A
- Authority
- BR
- Brazil
- Prior art keywords
- preparation
- air
- nitrogen gas
- high purity
- purity nitrogen
- Prior art date
Links
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title 1
- 229910001873 dinitrogen Inorganic materials 0.000 title 1
Classifications
-
- 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
-
- 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
-
- 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
- C01B2210/001—Physical processing by making use of membranes
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Separation Of Gases By Adsorption (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/963,964 US5318759A (en) | 1992-10-21 | 1992-10-21 | Membrane/PSA-deoxo process for nitrogen production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR9304299A true BR9304299A (pt) | 1994-04-26 |
Family
ID=25507956
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR9304299A BR9304299A (pt) | 1992-10-21 | 1993-10-20 | Processo para a preparaçao de nitrogeno gasoso de alta pureza a partir de ar |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US5318759A (pt) |
| EP (1) | EP0595181A1 (pt) |
| JP (1) | JPH06199505A (pt) |
| KR (1) | KR940009062A (pt) |
| BR (1) | BR9304299A (pt) |
| CA (1) | CA2108858A1 (pt) |
| MX (1) | MX9306518A (pt) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5543129A (en) * | 1994-11-17 | 1996-08-06 | Mg Industries | Non-cryogenic method and apparatus for producing pure nitrogen |
| FR2731693B1 (fr) * | 1995-03-16 | 1997-05-23 | Air Liquide | Procede et installation de generation d'azote pour le traitement thermique |
| CA2158794C (en) * | 1995-09-21 | 1999-08-10 | Torstein Utigard | Injection of alumina into soderberg cells |
| US6531105B1 (en) | 1996-02-29 | 2003-03-11 | L'air Liquide-Societe Anonyme A'directoire Et Conseil De Surveillance Pour L'etude Et L'exploitation Des Procedes Georges Claude | Process and apparatus for removing carbon monoxide from a gas stream |
| US5735970A (en) * | 1996-05-30 | 1998-04-07 | Air Liquide America Corporation | Apparatus and process for the production of a neutral atmosphere |
| US6667409B2 (en) * | 2001-09-27 | 2003-12-23 | Praxair Technology, Inc. | Process and apparatus for integrating an alkene derivative process with an ethylene process |
| US7025931B2 (en) * | 2001-12-31 | 2006-04-11 | The United States Of America As Represented By The Secretary Of The Navy | Method and system for reducing oxygen in a closed environment |
| US7468173B2 (en) * | 2004-02-25 | 2008-12-23 | Sunstone Corporation | Method for producing nitrogen to use in under balanced drilling, secondary recovery production operations and pipeline maintenance |
| JP5852422B2 (ja) * | 2011-11-26 | 2016-02-03 | 国立研究開発法人農業環境技術研究所 | 超高純度窒素ガスの精製方法 |
| CN114307561B (zh) * | 2021-11-22 | 2023-08-15 | 中国船舶集团有限公司第七一一研究所 | 船用膜分离式制氮系统及其制氮方法 |
| CN114214637B (zh) * | 2021-12-10 | 2024-06-25 | 四川蜀道装备科技股份有限公司 | 一种电解水制氢氧综合利用的装置和方法 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4781907A (en) * | 1985-12-04 | 1988-11-01 | Mcneill John M | Production of membrane-derived nitrogen from combustion gases |
| US4960579A (en) * | 1988-04-01 | 1990-10-02 | Union Carbide Corporation | Membrane process and system for nitrogen production |
| US5122355A (en) * | 1990-06-06 | 1992-06-16 | Union Carbide Industrial Gases Technology Corporation | Membrane nitrogen process and system |
| US5077029A (en) * | 1990-07-23 | 1991-12-31 | Union Carbide Industrial Gases Technology Corporation | Membrane/deoxo control method and system |
-
1992
- 1992-10-21 US US07/963,964 patent/US5318759A/en not_active Expired - Fee Related
-
1993
- 1993-10-20 KR KR1019930021758A patent/KR940009062A/ko not_active Abandoned
- 1993-10-20 CA CA002108858A patent/CA2108858A1/en not_active Abandoned
- 1993-10-20 BR BR9304299A patent/BR9304299A/pt not_active Application Discontinuation
- 1993-10-20 MX MX9306518A patent/MX9306518A/es unknown
- 1993-10-20 JP JP5284115A patent/JPH06199505A/ja active Pending
- 1993-10-20 EP EP93116982A patent/EP0595181A1/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| EP0595181A1 (en) | 1994-05-04 |
| CA2108858A1 (en) | 1994-04-22 |
| JPH06199505A (ja) | 1994-07-19 |
| KR940009062A (ko) | 1994-05-16 |
| US5318759A (en) | 1994-06-07 |
| MX9306518A (es) | 1994-04-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EE | Request for examination | ||
| FB36 | Technical and formal requirements: requirement - article 36 of industrial property law | ||
| FA8 | Dismissal: dismissal - article 36, par. 1 of industrial property law |