EP0241817A3 - Process and apparatus for the production of nitrogen - Google Patents
Process and apparatus for the production of nitrogen Download PDFInfo
- Publication number
- EP0241817A3 EP0241817A3 EP87104899A EP87104899A EP0241817A3 EP 0241817 A3 EP0241817 A3 EP 0241817A3 EP 87104899 A EP87104899 A EP 87104899A EP 87104899 A EP87104899 A EP 87104899A EP 0241817 A3 EP0241817 A3 EP 0241817A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- nitrogen
- production
- 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.)
- Granted
Links
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title 2
- 229910052757 nitrogen Inorganic materials 0.000 title 1
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
- 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
- F25J3/04248—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
-
- 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
-
- 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
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)
- Treating Waste Gases (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19863610973 DE3610973A1 (de) | 1986-04-02 | 1986-04-02 | Verfahren und vorrichtung zur erzeugung von stickstoff |
| DE3610973 | 1986-04-02 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| EP0241817A2 EP0241817A2 (de) | 1987-10-21 |
| EP0241817A3 true EP0241817A3 (en) | 1987-11-19 |
| EP0241817B1 EP0241817B1 (de) | 1989-11-02 |
Family
ID=6297715
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP87104899A Expired EP0241817B1 (de) | 1986-04-02 | 1987-04-02 | Verfahren und Vorrichtung zur Erzeugung von Stickstoff |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US5037462A (de) |
| EP (1) | EP0241817B1 (de) |
| DE (2) | DE3610973A1 (de) |
| NO (1) | NO167064C (de) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0269343B1 (de) * | 1986-11-24 | 1991-06-12 | The BOC Group plc | Luftverflüssigung |
| GB2198514B (en) * | 1986-11-24 | 1990-09-19 | Boc Group Plc | Air separation |
| JP2755953B2 (ja) * | 1988-05-19 | 1998-05-25 | テイサン株式会社 | 窒素ガス製造方法 |
| DE4017410A1 (de) * | 1989-06-02 | 1990-12-06 | Hitachi Ltd | Verfahren und vorrichtung zur herstellung von extrem reinem stickstoff |
| US4966002A (en) * | 1989-08-11 | 1990-10-30 | The Boc Group, Inc. | Process and apparatus for producing nitrogen from air |
| US5074898A (en) * | 1990-04-03 | 1991-12-24 | Union Carbide Industrial Gases Technology Corporation | Cryogenic air separation method for the production of oxygen and medium pressure nitrogen |
| US5123946A (en) * | 1990-08-22 | 1992-06-23 | Liquid Air Engineering Corporation | Cryogenic nitrogen generator with bottom reboiler and nitrogen expander |
| JP2909678B2 (ja) * | 1991-03-11 | 1999-06-23 | レール・リキード・ソシエテ・アノニム・プール・レテュード・エ・レクスプロワタシオン・デ・プロセデ・ジョルジュ・クロード | 圧力下のガス状酸素の製造方法及び製造装置 |
| JP3306517B2 (ja) * | 1992-05-08 | 2002-07-24 | 日本酸素株式会社 | 空気液化分離装置及び方法 |
| FR2692664A1 (fr) * | 1992-06-23 | 1993-12-24 | Lair Liquide | Procédé et installation de production d'oxygène gazeux sous pression. |
| FR2700205B1 (fr) * | 1993-01-05 | 1995-02-10 | Air Liquide | Procédé et installation de production d'au moins un produit gazeux sous pression et d'au moins un liquide par distillation d'air. |
| US5365741A (en) * | 1993-05-13 | 1994-11-22 | Praxair Technology, Inc. | Cryogenic rectification system with liquid oxygen boiler |
| US5385024A (en) * | 1993-09-29 | 1995-01-31 | Praxair Technology, Inc. | Cryogenic rectification system with improved recovery |
| US5697229A (en) * | 1996-08-07 | 1997-12-16 | Air Products And Chemicals, Inc. | Process to produce nitrogen using a double column plus an auxiliary low pressure separation zone |
| US5682762A (en) * | 1996-10-01 | 1997-11-04 | Air Products And Chemicals, Inc. | Process to produce high pressure nitrogen using a high pressure column and one or more lower pressure columns |
| FR2767317B1 (fr) * | 1997-08-14 | 1999-09-10 | Air Liquide | Procede de conversion d'un debit contenant des hydrocarbures par oxydation partielle |
| DE19908451A1 (de) * | 1999-02-26 | 2000-08-31 | Linde Tech Gase Gmbh | Zweisäulensystem zur Tieftemperaturzerlegung von Luft |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3620032A (en) * | 1968-05-16 | 1971-11-16 | Air Liquide | Method for producing high-purity oxygen from commercially pure oxygen feed-stream |
| DE2854508A1 (de) * | 1978-12-16 | 1980-06-19 | Linde Ag | Verfahren zur tieftemperaturzerlegung eines gasgemisches |
| DE3035844A1 (de) * | 1980-09-23 | 1982-05-06 | Linde Ag, 6200 Wiesbaden | Verfahren und vorrichtung zur gewinnung von sauerstoff mittlerer reinheit |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB985068A (en) * | 1960-04-11 | 1965-03-03 | British Oxygen Co Ltd | Separation of air |
| DE1117616B (de) * | 1960-10-14 | 1961-11-23 | Linde Eismasch Ag | Verfahren und Einrichtung zum Gewinnen besonders reiner Zerlegungsprodukte in Tieftemperaturgaszerlegungsanlagen |
| FR2060184B1 (de) * | 1969-09-10 | 1973-11-16 | Air Liquide | |
| GB1576910A (en) * | 1978-05-12 | 1980-10-15 | Air Prod & Chem | Process and apparatus for producing gaseous nitrogen |
| US4401188A (en) * | 1981-04-06 | 1983-08-30 | C. L. Frost & Son, Inc. | Chain spraying apparatus |
| JPS58198677A (ja) * | 1982-05-14 | 1983-11-18 | 株式会社日立製作所 | 空気分離方法及び装置 |
| US4566887A (en) * | 1982-09-15 | 1986-01-28 | Costain Petrocarbon Limited | Production of pure nitrogen |
| US4617040A (en) * | 1983-03-08 | 1986-10-14 | Daidousanso Co., Ltd. | Highly pure nitrogen gas producing apparatus |
| US4594085A (en) * | 1984-11-15 | 1986-06-10 | Union Carbide Corporation | Hybrid nitrogen generator with auxiliary reboiler drive |
-
1986
- 1986-04-02 DE DE19863610973 patent/DE3610973A1/de not_active Withdrawn
-
1987
- 1987-04-01 US US07/032,659 patent/US5037462A/en not_active Expired - Fee Related
- 1987-04-01 NO NO871365A patent/NO167064C/no unknown
- 1987-04-02 DE DE8787104899T patent/DE3760920D1/de not_active Expired
- 1987-04-02 EP EP87104899A patent/EP0241817B1/de not_active Expired
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3620032A (en) * | 1968-05-16 | 1971-11-16 | Air Liquide | Method for producing high-purity oxygen from commercially pure oxygen feed-stream |
| DE2854508A1 (de) * | 1978-12-16 | 1980-06-19 | Linde Ag | Verfahren zur tieftemperaturzerlegung eines gasgemisches |
| DE3035844A1 (de) * | 1980-09-23 | 1982-05-06 | Linde Ag, 6200 Wiesbaden | Verfahren und vorrichtung zur gewinnung von sauerstoff mittlerer reinheit |
Also Published As
| Publication number | Publication date |
|---|---|
| NO871365L (no) | 1987-10-05 |
| EP0241817A2 (de) | 1987-10-21 |
| EP0241817B1 (de) | 1989-11-02 |
| DE3760920D1 (en) | 1989-12-07 |
| NO167064B (no) | 1991-06-17 |
| NO871365D0 (no) | 1987-04-01 |
| US5037462A (en) | 1991-08-06 |
| NO167064C (no) | 1991-09-25 |
| DE3610973A1 (de) | 1987-10-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| ZA872713B (en) | Process and apparatus for the production of synthesis gas | |
| DE3565475D1 (en) | Process and apparatus for the production of granules | |
| EP0244217A3 (en) | Process and apparatus | |
| HUT45270A (en) | Process for production of polipeptides containing nor-statine and nor-cyclostatin | |
| PT84660A (en) | Continuous process and apparatus for producing tablets | |
| PT84674A (en) | Therapeutical system and process for the production thereof | |
| EP0258810A3 (en) | Method and apparatus for inspecting the appearances of articles | |
| GB2190040B (en) | Method and apparatus for the production of perforated films | |
| DE3465066D1 (en) | Process for the production of nitrogen | |
| DE3760920D1 (en) | Process and apparatus for the production of nitrogen | |
| EP0167924A3 (en) | Process and device for the continuous production of alkoxypolysiloxanes | |
| EP0218249A3 (en) | 3-aminopyrrolidines and process for their production | |
| EP0296433A3 (en) | New polysilazane and process for production of the same | |
| ZA873936B (en) | Apparatus and process for spraying | |
| EP0251738A3 (en) | Coating apparatus and process | |
| DE3273452D1 (en) | Process and apparatus for producing highly pure nitrogen | |
| EP0277508A3 (en) | Apparatus and process for producing prills | |
| DE3477578D1 (en) | Process and apparatus for the production of synthesis gas | |
| EP0243773A3 (en) | Method and apparatus for forming disc-wheel like formed parts | |
| DE3665148D1 (en) | Method of and apparatus for producing moulded articles | |
| EP0247740A3 (en) | Novel isocarbacyclins and processes for production thereof | |
| ZA888518B (en) | Process and apparatus for the production of thermoplastics | |
| ZA876396B (en) | Process and apparatus for the production of synthesis gas | |
| GB2164896B (en) | Improved process and apparatus for the production of bi-orientated thermo-shrinking hose | |
| IL78711A (en) | Process and device for the production of steel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
| PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
| AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): DE GB NL |
|
| AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): DE GB NL |
|
| 17P | Request for examination filed |
Effective date: 19871027 |
|
| 17Q | First examination report despatched |
Effective date: 19880728 |
|
| GRAA | (expected) grant |
Free format text: ORIGINAL CODE: 0009210 |
|
| AK | Designated contracting states |
Kind code of ref document: B1 Designated state(s): DE GB NL |
|
| GBT | Gb: translation of ep patent filed (gb section 77(6)(a)/1977) | ||
| REF | Corresponds to: |
Ref document number: 3760920 Country of ref document: DE Date of ref document: 19891207 |
|
| PLBE | No opposition filed within time limit |
Free format text: ORIGINAL CODE: 0009261 |
|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT |
|
| 26N | No opposition filed | ||
| PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: NL Payment date: 19910430 Year of fee payment: 5 |
|
| PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: DE Payment date: 19910516 Year of fee payment: 5 |
|
| PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: GB Payment date: 19920320 Year of fee payment: 6 |
|
| PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: NL Effective date: 19921101 |
|
| NLV4 | Nl: lapsed or anulled due to non-payment of the annual fee | ||
| PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: DE Effective date: 19930101 |
|
| PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: GB Effective date: 19930402 |
|
| GBPC | Gb: european patent ceased through non-payment of renewal fee |
Effective date: 19930402 |