DE69107165D1 - Kryogenes lufttrenunnungsverfahren zur herstellung von sauerstoff und mitteldruckstickstoff. - Google Patents
Kryogenes lufttrenunnungsverfahren zur herstellung von sauerstoff und mitteldruckstickstoff.Info
- Publication number
- DE69107165D1 DE69107165D1 DE69107165T DE69107165T DE69107165D1 DE 69107165 D1 DE69107165 D1 DE 69107165D1 DE 69107165 T DE69107165 T DE 69107165T DE 69107165 T DE69107165 T DE 69107165T DE 69107165 D1 DE69107165 D1 DE 69107165D1
- Authority
- DE
- Germany
- Prior art keywords
- oxygen
- production
- separation method
- medium pressure
- air separation
- Prior art date
- 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.)
- Revoked
Links
Classifications
-
- 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
-
- 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
- F25J3/04406—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 dual pressure main column system
- F25J3/0443—A main column system not otherwise provided, e.g. a modified double column flowsheet
-
- 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
- F25J3/0429—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 of feed air, e.g. used as waste or product air or expanded into an auxiliary column
- F25J3/04296—Claude expansion, i.e. expanded into the main or high pressure column
-
- 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
- F25J2200/50—Processes or apparatus using separation by rectification using multiple (re-)boiler-condensers at different heights of the column
- F25J2200/52—Processes or apparatus using separation by rectification using multiple (re-)boiler-condensers at different heights of the column in the high pressure column of a double pressure main column system
-
- 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
- F25J2215/50—Oxygen or special cases, e.g. isotope-mixtures or low purity O2
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S62/00—Refrigeration
- Y10S62/939—Partial feed stream expansion, air
- Y10S62/94—High pressure column
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Separation By Low-Temperature Treatments (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/504,630 US5074898A (en) | 1990-04-03 | 1990-04-03 | Cryogenic air separation method for the production of oxygen and medium pressure nitrogen |
PCT/US1991/002131 WO1991015725A1 (en) | 1990-04-03 | 1991-03-03 | Cryogenic air separation method for the production of oxygen and medium pressure nitrogen |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69107165D1 true DE69107165D1 (de) | 1995-03-16 |
DE69107165T2 DE69107165T2 (de) | 1995-09-14 |
Family
ID=24007095
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69107165T Revoked DE69107165T2 (de) | 1990-04-03 | 1991-04-03 | Kryogenes lufttrenunnungsverfahren zur herstellung von sauerstoff und mitteldruckstickstoff. |
Country Status (9)
Country | Link |
---|---|
US (1) | US5074898A (de) |
EP (1) | EP0483302B1 (de) |
JP (1) | JPH04506701A (de) |
KR (1) | KR950014533B1 (de) |
BR (1) | BR9105677A (de) |
CA (1) | CA2055599C (de) |
DE (1) | DE69107165T2 (de) |
ES (1) | ES2067930T3 (de) |
WO (1) | WO1991015725A1 (de) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9124242D0 (en) * | 1991-11-14 | 1992-01-08 | Boc Group Plc | Air separation |
US5197296A (en) * | 1992-01-21 | 1993-03-30 | Praxair Technology, Inc. | Cryogenic rectification system for producing elevated pressure product |
CN1071444C (zh) * | 1992-02-21 | 2001-09-19 | 普拉塞尔技术有限公司 | 生产气体氧的低温空气分离系统 |
US5195324A (en) * | 1992-03-19 | 1993-03-23 | Prazair Technology, Inc. | Cryogenic rectification system for producing nitrogen and ultra high purity oxygen |
US5321953A (en) * | 1993-05-10 | 1994-06-21 | Praxair Technology, Inc. | Cryogenic rectification system with prepurifier feed chiller |
US5467602A (en) * | 1994-05-10 | 1995-11-21 | Praxair Technology, Inc. | Air boiling cryogenic rectification system for producing elevated pressure oxygen |
US5467601A (en) * | 1994-05-10 | 1995-11-21 | Praxair Technology, Inc. | Air boiling cryogenic rectification system with lower power requirements |
US5600970A (en) * | 1995-12-19 | 1997-02-11 | Praxair Technology, Inc. | Cryogenic rectification system with nitrogen turboexpander heat pump |
FR2764681B1 (fr) * | 1997-06-13 | 1999-07-16 | Air Liquide | Procede et installation de separation d'air par distillation cryogenique |
GB9726954D0 (en) * | 1997-12-19 | 1998-02-18 | Wickham Michael | Air separation |
US6279345B1 (en) | 2000-05-18 | 2001-08-28 | Praxair Technology, Inc. | Cryogenic air separation system with split kettle recycle |
US6896689B2 (en) * | 2003-01-28 | 2005-05-24 | Tewodros Gedebou | Tissue expander, system and method |
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 |
US20130019634A1 (en) * | 2011-07-18 | 2013-01-24 | Henry Edward Howard | Air separation method and apparatus |
US20130139547A1 (en) | 2011-12-05 | 2013-06-06 | Henry Edward Howard | Air separation method and apparatus |
Family Cites Families (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3210947A (en) * | 1961-04-03 | 1965-10-12 | Union Carbide Corp | Process for purifying gaseous streams by rectification |
US3203193A (en) * | 1963-02-06 | 1965-08-31 | Petrocarbon Dev Ltd | Production of nitrogen |
US3217502A (en) * | 1963-04-22 | 1965-11-16 | Hydrocarbon Research Inc | Liquefaction of air |
US3508412A (en) * | 1966-08-12 | 1970-04-28 | Mc Donnell Douglas Corp | Production of nitrogen by air separation |
JPS5146073B1 (de) * | 1969-08-12 | 1976-12-07 | ||
FR2064440B1 (de) * | 1969-10-20 | 1973-11-23 | Kobe Steel Ltd | |
JPS5146073A (ja) * | 1974-10-18 | 1976-04-20 | Nippon Electric Co | Handotaisochi |
JPS54152667A (en) * | 1978-05-24 | 1979-12-01 | Hitachi Ltd | Pretreating method for air separation plant |
US4224045A (en) * | 1978-08-23 | 1980-09-23 | Union Carbide Corporation | Cryogenic system for producing low-purity oxygen |
JPS5745993A (en) * | 1980-09-03 | 1982-03-16 | Sanyo Electric Co | Device for automatically mounting electric part |
US4400188A (en) * | 1981-10-27 | 1983-08-23 | Air Products And Chemicals, Inc. | Nitrogen generator cycle |
US4555256A (en) * | 1982-05-03 | 1985-11-26 | Linde Aktiengesellschaft | Process and device for the production of gaseous oxygen at elevated pressure |
GB2120374B (en) * | 1982-05-11 | 1985-09-18 | Petrocarbon Dev Ltd | Improvements in the production of nitrogen from air |
US4416677A (en) * | 1982-05-25 | 1983-11-22 | Union Carbide Corporation | Split shelf vapor air separation process |
US4439220A (en) * | 1982-12-02 | 1984-03-27 | Union Carbide Corporation | Dual column high pressure nitrogen process |
WO1984003554A1 (en) * | 1983-03-08 | 1984-09-13 | Daido Oxygen | Apparatus for producing high-purity nitrogen gas |
US4560397A (en) * | 1984-08-16 | 1985-12-24 | Union Carbide Corporation | Process to produce ultrahigh purity oxygen |
JPS61110872A (ja) * | 1984-11-02 | 1986-05-29 | 日本酸素株式会社 | 窒素製造方法 |
US4594085A (en) * | 1984-11-15 | 1986-06-10 | Union Carbide Corporation | Hybrid nitrogen generator with auxiliary reboiler drive |
JPS61190277A (ja) * | 1985-02-16 | 1986-08-23 | 大同酸素株式会社 | 高純度窒素および酸素ガス製造装置 |
DE3610973A1 (de) * | 1986-04-02 | 1987-10-08 | Linde Ag | Verfahren und vorrichtung zur erzeugung von stickstoff |
US4704148A (en) * | 1986-08-20 | 1987-11-03 | Air Products And Chemicals, Inc. | Cycle to produce low purity oxygen |
US4715874A (en) * | 1986-09-08 | 1987-12-29 | Erickson Donald C | Retrofittable argon recovery improvement to air separation |
EP0269343B1 (de) * | 1986-11-24 | 1991-06-12 | The BOC Group plc | Luftverflüssigung |
JPH074761B2 (ja) * | 1987-07-31 | 1995-01-25 | オークマ株式会社 | 回転体の不つりあい補正方法 |
JPS6440271A (en) * | 1987-08-03 | 1989-02-10 | Makino Milling Machine | Truing method for grinding wheel and device thereof |
US4775399A (en) * | 1987-11-17 | 1988-10-04 | Erickson Donald C | Air fractionation improvements for nitrogen production |
US4871382A (en) * | 1987-12-14 | 1989-10-03 | Air Products And Chemicals, Inc. | Air separation process using packed columns for oxygen and argon recovery |
US4783210A (en) * | 1987-12-14 | 1988-11-08 | Air Products And Chemicals, Inc. | Air separation process with modified single distillation column nitrogen generator |
US4806136A (en) * | 1987-12-15 | 1989-02-21 | Union Carbide Corporation | Air separation method with integrated gas turbine |
US4834785A (en) * | 1988-06-20 | 1989-05-30 | Air Products And Chemicals, Inc. | Cryogenic nitrogen generator with nitrogen expander |
US4848996A (en) * | 1988-10-06 | 1989-07-18 | Air Products And Chemicals, Inc. | Nitrogen generator with waste distillation and recycle of waste distillation overhead |
US4957524A (en) * | 1989-05-15 | 1990-09-18 | Union Carbide Corporation | Air separation process with improved reboiler liquid cleaning circuit |
-
1990
- 1990-04-03 US US07/504,630 patent/US5074898A/en not_active Expired - Fee Related
-
1991
- 1991-03-03 WO PCT/US1991/002131 patent/WO1991015725A1/en not_active Application Discontinuation
- 1991-03-03 BR BR919105677A patent/BR9105677A/pt not_active Application Discontinuation
- 1991-03-03 JP JP3507407A patent/JPH04506701A/ja active Pending
- 1991-03-03 CA CA002055599A patent/CA2055599C/en not_active Expired - Fee Related
- 1991-04-03 ES ES91907527T patent/ES2067930T3/es not_active Expired - Lifetime
- 1991-04-03 EP EP91907527A patent/EP0483302B1/de not_active Revoked
- 1991-04-03 DE DE69107165T patent/DE69107165T2/de not_active Revoked
- 1991-12-03 KR KR91701755A patent/KR950014533B1/ko active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
KR920701769A (ko) | 1992-08-12 |
DE69107165T2 (de) | 1995-09-14 |
JPH04506701A (ja) | 1992-11-19 |
ES2067930T3 (es) | 1995-04-01 |
WO1991015725A1 (en) | 1991-10-17 |
BR9105677A (pt) | 1992-08-04 |
EP0483302B1 (de) | 1995-02-01 |
KR950014533B1 (en) | 1995-12-05 |
CA2055599C (en) | 1994-11-08 |
CA2055599A1 (en) | 1991-10-04 |
EP0483302A1 (de) | 1992-05-06 |
US5074898A (en) | 1991-12-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8363 | Opposition against the patent | ||
8331 | Complete revocation |