JPS4940071B1 - - Google Patents
Info
- Publication number
- JPS4940071B1 JPS4940071B1 JP45002800A JP280070A JPS4940071B1 JP S4940071 B1 JPS4940071 B1 JP S4940071B1 JP 45002800 A JP45002800 A JP 45002800A JP 280070 A JP280070 A JP 280070A JP S4940071 B1 JPS4940071 B1 JP S4940071B1
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Classifications
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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
- F25J3/04248—Generation of cold for compensating heat leaks or liquid production, e.g. by Joule-Thompson expansion
- F25J3/04284—Generation of cold for compensating heat leaks or liquid production, e.g. by Joule-Thompson expansion using internal refrigeration by open-loop gas work expansion, e.g. of intermediate or oxygen enriched (waste-)streams
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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
- F25J3/044—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 using a single pressure main column system only
-
- 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
- F25J3/04763—Start-up or control of the process; Details of the apparatus used
- F25J3/04769—Operation, control and regulation of the process; Instrumentation within the process
- F25J3/04793—Rectification, e.g. columns; Reboiler-condenser
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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
- F25J2200/72—Refluxing the column with at least a part of the totally condensed overhead gas
-
- 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
- F25J2205/24—Processes or apparatus using other separation and/or other processing means using regenerators, cold accumulators or reversible heat exchangers
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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
- F25J2205/84—Processes or apparatus using other separation and/or other processing means using filter
-
- 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
- F25J2250/00—Details related to the use of reboiler-condensers
- F25J2250/30—External or auxiliary boiler-condenser in general, e.g. without a specified fluid or one fluid is not a primary air component or an intermediate fluid
- F25J2250/40—One fluid being 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
- F25J2250/00—Details related to the use of reboiler-condensers
- F25J2250/30—External or auxiliary boiler-condenser in general, e.g. without a specified fluid or one fluid is not a primary air component or an intermediate fluid
- F25J2250/42—One fluid being nitrogen
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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
- F25J2250/00—Details related to the use of reboiler-condensers
- F25J2250/30—External or auxiliary boiler-condenser in general, e.g. without a specified fluid or one fluid is not a primary air component or an intermediate fluid
- F25J2250/52—One fluid being oxygen enriched compared to air, e.g. "crude 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
- F25J2280/00—Control of the process or apparatus
- F25J2280/02—Control in general, load changes, different modes ("runs"), measurements
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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
- F25J2290/00—Other details not covered by groups F25J2200/00 - F25J2280/00
- F25J2290/10—Mathematical formulae, modeling, plot or curves; Design methods
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP45002800A JPS4940071B1 (de) | 1970-01-09 | 1970-01-09 | |
| GB23171A GB1329222A (en) | 1970-01-09 | 1971-01-04 | Control of air separation apparatus |
| DE2100397A DE2100397B2 (de) | 1970-01-09 | 1971-01-07 | Lufttrennanlage zur Herstellung von gasförmigem und/oder flüssigem Stickstoff |
| FR7100540A FR2076020B1 (de) | 1970-01-09 | 1971-01-08 | |
| US00104986A US3735599A (en) | 1970-01-09 | 1971-01-08 | Process for automatic control of air separation apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP45002800A JPS4940071B1 (de) | 1970-01-09 | 1970-01-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4940071B1 true JPS4940071B1 (de) | 1974-10-30 |
Family
ID=11539431
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP45002800A Pending JPS4940071B1 (de) | 1970-01-09 | 1970-01-09 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3735599A (de) |
| JP (1) | JPS4940071B1 (de) |
| DE (1) | DE2100397B2 (de) |
| FR (1) | FR2076020B1 (de) |
| GB (1) | GB1329222A (de) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2335096C2 (de) * | 1973-07-10 | 1982-03-18 | Linde Ag, 6200 Wiesbaden | Verfahren und Vorrichtung zur Gewinnung von gasförmigem Sauerstoff und gasförmigem Stickstoff |
| DE3018476C2 (de) * | 1979-05-16 | 1984-10-25 | Hitachi, Ltd., Tokio/Tokyo | Verfahren und Anlage zur Gewinnung von gasförmigem Stickstoff |
| US4400188A (en) * | 1981-10-27 | 1983-08-23 | Air Products And Chemicals, Inc. | Nitrogen generator cycle |
| JPH0721378B2 (ja) * | 1985-08-12 | 1995-03-08 | 大同ほくさん株式会社 | 酸素ガス製造装置 |
| WO1987001185A1 (en) * | 1985-08-23 | 1987-02-26 | Daidousanso Co., Ltd. | Oxygen gas production unit |
| US4783210A (en) * | 1987-12-14 | 1988-11-08 | Air Products And Chemicals, Inc. | Air separation process with modified single distillation column nitrogen generator |
| US4834785A (en) * | 1988-06-20 | 1989-05-30 | Air Products And Chemicals, Inc. | Cryogenic nitrogen generator with nitrogen expander |
| US5116396A (en) * | 1989-05-12 | 1992-05-26 | Union Carbide Industrial Gases Technology Corporation | Hybrid prepurifier for cryogenic air separation plants |
| US4934148A (en) * | 1989-05-12 | 1990-06-19 | Union Carbide Corporation | Dry, high purity nitrogen production process and system |
| US5004482A (en) * | 1989-05-12 | 1991-04-02 | Union Carbide Corporation | Production of dry, high purity nitrogen |
| US4931070A (en) * | 1989-05-12 | 1990-06-05 | Union Carbide Corporation | Process and system for the production of dry, high purity nitrogen |
| US4957524A (en) * | 1989-05-15 | 1990-09-18 | Union Carbide Corporation | Air separation process with improved reboiler liquid cleaning circuit |
| US5257206A (en) * | 1991-04-08 | 1993-10-26 | Praxair Technology, Inc. | Statistical process control for air separation process |
| DE4206923A1 (de) * | 1992-03-05 | 1993-09-09 | Linde Ag | Verfahren und vorrichtung zur zerlegung eines gasgemisches |
| FR2694383B1 (fr) * | 1992-07-29 | 1994-09-16 | Air Liquide | Production et installation de production d'azote gazeux à plusieurs puretés différentes. |
| US5996373A (en) * | 1998-02-04 | 1999-12-07 | L'air Liquide, Societe Ananyme Pour L'etude Et L'exploitation Des Procedes Georges Claude | Cryogenic air separation process and apparatus |
| US6189329B1 (en) * | 2000-04-04 | 2001-02-20 | Venturedyne Limited | Cascade refrigeration system |
| US8429933B2 (en) * | 2007-11-14 | 2013-04-30 | Praxair Technology, Inc. | Method for varying liquid production in an air separation plant with use of a variable speed turboexpander |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1222088B (de) * | 1965-06-16 | 1966-08-04 | Linde Ag | Verfahren und Vorrichtung zum Zerlegen eines Gasgemisches bei tiefer Temperatur |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2460859A (en) * | 1944-05-01 | 1949-02-08 | Kellogg M W Co | Method of gas separation including impurity removing steps |
| US2552560A (en) * | 1945-12-05 | 1951-05-15 | Hydrocarbon Research Inc | Process of producing oxygen |
| US2537044A (en) * | 1946-11-29 | 1951-01-09 | Hydrocarbon Research Inc | Continuous method of producing oxygen involving the use of a thermophore and the purging thereof |
| GB659648A (en) * | 1949-04-19 | 1951-10-24 | British Oxygen Co Ltd | Improvements in or relating to the separation of air |
| US2846853A (en) * | 1954-06-01 | 1958-08-12 | Union Carbide Corp | High pressure scrubber liquefier in air separation systems |
| US2962868A (en) * | 1956-02-17 | 1960-12-06 | Air Reduction | Method of concentrating kryptonxenon |
| US3203193A (en) * | 1963-02-06 | 1965-08-31 | Petrocarbon Dev Ltd | Production of nitrogen |
| US3264830A (en) * | 1963-08-09 | 1966-08-09 | Air Reduction | Separation of the elements of air |
| US3340697A (en) * | 1964-05-06 | 1967-09-12 | Hydrocarbon Research Inc | Heat exchange of crude oxygen and expanded high pressure nitrogen |
| US3312074A (en) * | 1964-05-06 | 1967-04-04 | Hydrocarbon Research Inc | Air separation plant |
| US3319427A (en) * | 1964-05-06 | 1967-05-16 | Hydrocarbon Research Inc | Air separation with a nitrogen refrigeration circuit |
| US3375673A (en) * | 1966-06-22 | 1968-04-02 | Hydrocarbon Research Inc | Air separation process employing work expansion of high and low pressure nitrogen |
-
1970
- 1970-01-09 JP JP45002800A patent/JPS4940071B1/ja active Pending
-
1971
- 1971-01-04 GB GB23171A patent/GB1329222A/en not_active Expired
- 1971-01-07 DE DE2100397A patent/DE2100397B2/de not_active Withdrawn
- 1971-01-08 US US00104986A patent/US3735599A/en not_active Expired - Lifetime
- 1971-01-08 FR FR7100540A patent/FR2076020B1/fr not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1222088B (de) * | 1965-06-16 | 1966-08-04 | Linde Ag | Verfahren und Vorrichtung zum Zerlegen eines Gasgemisches bei tiefer Temperatur |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2076020B1 (de) | 1973-12-07 |
| US3735599A (en) | 1973-05-29 |
| GB1329222A (en) | 1973-09-05 |
| DE2100397B2 (de) | 1981-04-16 |
| DE2100397A1 (de) | 1971-08-12 |
| FR2076020A1 (de) | 1971-10-15 |