FR2208704B1 - - Google Patents
Info
- Publication number
- FR2208704B1 FR2208704B1 FR7334149A FR7334149A FR2208704B1 FR 2208704 B1 FR2208704 B1 FR 2208704B1 FR 7334149 A FR7334149 A FR 7334149A FR 7334149 A FR7334149 A FR 7334149A FR 2208704 B1 FR2208704 B1 FR 2208704B1
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- 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
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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
- C01B13/00—Oxygen; Ozone; Oxides or hydroxides in general
- C01B13/02—Preparation of oxygen
- C01B13/0229—Purification or separation processes
- C01B13/0248—Physical processing only
- C01B13/0259—Physical processing only by adsorption on solids
- C01B13/0262—Physical processing only by adsorption on solids characterised by the adsorbent
- C01B13/027—Zeolites
-
- 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
- C01B21/02—Preparation of nitrogen
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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
- C01B2210/0043—Impurity removed
- C01B2210/0046—Nitrogen
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US29214972A | 1972-09-25 | 1972-09-25 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2208704A1 FR2208704A1 (fr) | 1974-06-28 |
FR2208704B1 true FR2208704B1 (fr) | 1977-08-12 |
Family
ID=23123446
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7334149A Expired FR2208704B1 (fr) | 1972-09-25 | 1973-09-24 |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS4970877A (fr) |
AU (1) | AU6064573A (fr) |
DE (1) | DE2347574A1 (fr) |
FR (1) | FR2208704B1 (fr) |
GB (1) | GB1443197A (fr) |
IT (1) | IT998641B (fr) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2911763C2 (de) * | 1979-03-26 | 1982-08-05 | Mannesmann AG, 4000 Düsseldorf | Verfahren und Einrichtung zum Regulieren von Anteilen der Luftbestandteile Sauerstoff, Stickstoff, Kohlendioxyd und Wassergehalt in Reaktionsprozessen des metallurgischen Bereichs |
DE2952216C2 (de) * | 1979-12-22 | 1983-01-27 | Mannesmann AG, 4000 Düsseldorf | Verfahren und Vorrichtung zur Rückgewinnung und Wiederverwertung von Wärme aus den Abgasen metallurgischer Prozesse |
US4557736A (en) * | 1984-10-29 | 1985-12-10 | Air Products And Chemicals, Inc. | Binary ion exchanged type X zeolite adsorbent |
US4713362A (en) * | 1986-05-22 | 1987-12-15 | Air Products And Chemicals, Inc. | Selective zeolitic adsorbent and a method for activation thereof |
US4859217A (en) * | 1987-06-30 | 1989-08-22 | Uop | Process for separating nitrogen from mixtures thereof with less polar substances |
JPH01307427A (ja) * | 1988-06-06 | 1989-12-12 | Kobe Steel Ltd | 圧力スイング吸着装置 |
US4925460A (en) * | 1989-07-20 | 1990-05-15 | Air Products And Chemicals, Inc. | Chabazite for gas separation |
US4964889A (en) * | 1989-12-04 | 1990-10-23 | Uop | Selective adsorption on magnesium-containing clinoptilolites |
US5152813A (en) * | 1991-12-20 | 1992-10-06 | Air Products And Chemicals, Inc. | Nitrogen adsorption with a Ca and/or Sr exchanged lithium X-zeolite |
US5258060A (en) * | 1992-09-23 | 1993-11-02 | Air Products And Chemicals, Inc. | Adsorptive separation using diluted adsorptive phase |
US5258058A (en) * | 1992-10-05 | 1993-11-02 | Air Products And Chemicals, Inc. | Nitrogen adsorption with a divalent cation exchanged lithium X-zeolite |
FR2743507B1 (fr) * | 1996-01-16 | 1998-03-06 | Air Liquide | Procede pour la separation de melanges d'oxygene et d'azote utilisant un adsorbant a porosite amelioree |
FR3075793B1 (fr) * | 2017-12-22 | 2019-11-29 | Arkema France | Adsorbants zeolithiques a base de baryum, strontium et potassium, leur procede de preparation et leurs utilisations |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL268594A (fr) * | 1960-08-26 |
-
1973
- 1973-09-21 JP JP48106052A patent/JPS4970877A/ja active Pending
- 1973-09-21 DE DE19732347574 patent/DE2347574A1/de active Pending
- 1973-09-24 FR FR7334149A patent/FR2208704B1/fr not_active Expired
- 1973-09-24 AU AU60645/73A patent/AU6064573A/en not_active Expired
- 1973-09-24 IT IT2926673A patent/IT998641B/it active
- 1973-09-25 GB GB4497173A patent/GB1443197A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2208704A1 (fr) | 1974-06-28 |
DE2347574A1 (de) | 1974-04-11 |
GB1443197A (en) | 1976-07-21 |
IT998641B (it) | 1976-02-20 |
AU6064573A (en) | 1975-03-27 |
JPS4970877A (fr) | 1974-07-09 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |