DE2055099A1 - Verfahren zur Anreicherung von Krypton und Xenon in Luftzerlegungsanlagen - Google Patents
Verfahren zur Anreicherung von Krypton und Xenon in LuftzerlegungsanlagenInfo
- Publication number
- DE2055099A1 DE2055099A1 DE19702055099 DE2055099A DE2055099A1 DE 2055099 A1 DE2055099 A1 DE 2055099A1 DE 19702055099 DE19702055099 DE 19702055099 DE 2055099 A DE2055099 A DE 2055099A DE 2055099 A1 DE2055099 A1 DE 2055099A1
- Authority
- DE
- Germany
- Prior art keywords
- rectification
- xenon
- krypton
- liquid
- oxygen
- 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.)
- Pending
Links
- 229910052743 krypton Inorganic materials 0.000 title claims description 43
- DNNSSWSSYDEUBZ-UHFFFAOYSA-N krypton atom Chemical compound [Kr] DNNSSWSSYDEUBZ-UHFFFAOYSA-N 0.000 title claims description 43
- 229910052724 xenon Inorganic materials 0.000 title claims description 39
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 title claims description 39
- 238000000034 method Methods 0.000 title claims description 18
- 238000000926 separation method Methods 0.000 title claims description 10
- 239000007788 liquid Substances 0.000 claims description 36
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 31
- 239000001301 oxygen Substances 0.000 claims description 30
- 229910052760 oxygen Inorganic materials 0.000 claims description 30
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 22
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 20
- 229930195733 hydrocarbon Natural products 0.000 claims description 14
- 150000002430 hydrocarbons Chemical class 0.000 claims description 14
- 229910052757 nitrogen Inorganic materials 0.000 claims description 11
- 239000003990 capacitor Substances 0.000 claims description 5
- 238000001704 evaporation Methods 0.000 claims description 5
- 230000008020 evaporation Effects 0.000 claims description 5
- 238000005406 washing Methods 0.000 claims description 5
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 42
- 239000007789 gas Substances 0.000 description 14
- 229910052756 noble gas Inorganic materials 0.000 description 11
- 241000196324 Embryophyta Species 0.000 description 7
- 150000002835 noble gases Chemical class 0.000 description 7
- 238000010992 reflux Methods 0.000 description 5
- 230000004888 barrier function Effects 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 239000012141 concentrate Substances 0.000 description 3
- PDEXVOWZLSWEJB-UHFFFAOYSA-N krypton xenon Chemical compound [Kr].[Xe] PDEXVOWZLSWEJB-UHFFFAOYSA-N 0.000 description 3
- 239000004215 Carbon black (E152) Substances 0.000 description 2
- 229910001882 dioxygen Inorganic materials 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 235000008694 Humulus lupulus Nutrition 0.000 description 1
- 244000025221 Humulus lupulus Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000009189 diving Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000011081 inoculation Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- QVGXLLKOCUKJST-AKLPVKDBSA-N oxygen-19 atom Chemical compound [19O] QVGXLLKOCUKJST-AKLPVKDBSA-N 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 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
- F25J3/04406—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
- F25J3/04412—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 in a classical double column flowsheet, i.e. with thermal coupling by a main reboiler-condenser in the bottom of low pressure respectively top of 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
- 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
- F25J3/04642—Recovering noble gases from air
- F25J3/04745—Krypton and/or Xenon
-
- 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
- F25J3/04866—Construction and layout of air fractionation equipments, e.g. valves, machines
- F25J3/04872—Vertical layout of cold equipments within in the cold box, e.g. columns, heat exchangers etc.
- F25J3/04884—Arrangement of reboiler-condensers
-
- 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
- F25J2200/34—Processes or apparatus using separation by rectification using a side column fed by a stream from the low 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
- F25J2205/00—Processes or apparatus using other separation and/or other processing means
- F25J2205/30—Processes or apparatus using other separation and/or other processing means using a washing, e.g. "scrubbing" or bubble column for purification purposes
-
- 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
- F25J2235/00—Processes or apparatus involving steps for increasing the pressure or for conveying of liquid process streams
- F25J2235/50—Processes or apparatus involving steps for increasing the pressure or for conveying of liquid process streams the fluid being oxygen
-
- 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
- F25J2245/00—Processes or apparatus involving steps for recycling of process streams
- F25J2245/50—Processes or apparatus involving steps for recycling of process streams the recycled stream being oxygen
-
- 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
- F25J2250/02—Bath type boiler-condenser using thermo-siphon effect, e.g. with natural or forced circulation or pool boiling, i.e. core-in-kettle heat exchanger
-
- 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
- Y10S62/923—Inert gas
- Y10S62/925—Xenon or krypton
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)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19702055099 DE2055099A1 (de) | 1970-11-10 | 1970-11-10 | Verfahren zur Anreicherung von Krypton und Xenon in Luftzerlegungsanlagen |
| FR717135587A FR2113843B3 (OSRAM) | 1970-11-10 | 1971-10-04 | |
| NL7113832A NL7113832A (OSRAM) | 1970-11-10 | 1971-10-08 | |
| US00196447A US3751934A (en) | 1970-11-10 | 1971-11-08 | Concentrating krypton and xenon in air separation by liquid oxygen wash |
| JP8971771A JPS5536905B1 (OSRAM) | 1970-11-10 | 1971-11-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19702055099 DE2055099A1 (de) | 1970-11-10 | 1970-11-10 | Verfahren zur Anreicherung von Krypton und Xenon in Luftzerlegungsanlagen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2055099A1 true DE2055099A1 (de) | 1972-05-18 |
Family
ID=5787599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19702055099 Pending DE2055099A1 (de) | 1970-11-10 | 1970-11-10 | Verfahren zur Anreicherung von Krypton und Xenon in Luftzerlegungsanlagen |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3751934A (OSRAM) |
| JP (1) | JPS5536905B1 (OSRAM) |
| DE (1) | DE2055099A1 (OSRAM) |
| FR (1) | FR2113843B3 (OSRAM) |
| NL (1) | NL7113832A (OSRAM) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4332870C2 (de) * | 1993-09-27 | 2003-02-20 | Linde Ag | Verfahren und Vorrichtung zur Gewinnung eines Krypton-/Xenon-Konzentrats durch Tieftemperaturzerlegung von Luft |
| DE102013017590A1 (de) | 2013-10-22 | 2014-01-02 | Linde Aktiengesellschaft | Verfahren zur Gewinnung eines Krypton und Xenon enthaltenden Fluids und hierfür eingerichtete Luftzerlegungsanlage |
Families Citing this family (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1509581A (en) * | 1974-07-31 | 1978-05-04 | Commissariat Energie Atomique | Method of eliminating radioactivity from air containing radioactive rare gases |
| US4401448A (en) * | 1982-05-24 | 1983-08-30 | Union Carbide Corporation | Air separation process for the production of krypton and xenon |
| US4647299A (en) * | 1984-08-16 | 1987-03-03 | Union Carbide Corporation | Process to produce an oxygen-free krypton-xenon concentrate |
| US4574006A (en) * | 1984-08-16 | 1986-03-04 | Union Carbide Corporation | Process to produce a krypton-xenon concentrate from a liquid feed |
| EP0218741B1 (en) * | 1985-10-14 | 1989-12-13 | Union Carbide Corporation | Process to produce a krypton-xenon concentrate and a gaseous oxygen product |
| US4568528A (en) * | 1984-08-16 | 1986-02-04 | Union Carbide Corporation | Process to produce a krypton-xenon concentrate and a gaseous oxygen product |
| GB2198514B (en) * | 1986-11-24 | 1990-09-19 | Boc Group Plc | Air separation |
| JP2794048B2 (ja) * | 1990-10-13 | 1998-09-03 | 共同酸素株式会社 | キセノン濃度調整方法 |
| US5069698A (en) * | 1990-11-06 | 1991-12-03 | Union Carbide Industrial Gases Technology Corporation | Xenon production system |
| US5067976A (en) * | 1991-02-05 | 1991-11-26 | Air Products And Chemicals, Inc. | Cryogenic process for the production of an oxygen-free and methane-free, krypton/xenon product |
| US5063746A (en) * | 1991-02-05 | 1991-11-12 | Air Products And Chemicals, Inc. | Cryogenic process for the production of methane-free, krypton/xenon product |
| US5122173A (en) * | 1991-02-05 | 1992-06-16 | Air Products And Chemicals, Inc. | Cryogenic production of krypton and xenon from air |
| US5313802A (en) * | 1993-02-16 | 1994-05-24 | Air Products And Chemicals, Inc. | Process to produce a krypton/xenon enriched stream directly from the main air distillation column |
| US5309719A (en) * | 1993-02-16 | 1994-05-10 | Air Products And Chemicals, Inc. | Process to produce a krypton/xenon enriched stream from a cryogenic nitrogen generator |
| DE19823526C1 (de) * | 1998-05-26 | 2000-01-05 | Linde Ag | Verfahren zur Xenongewinnung |
| US6164089A (en) * | 1999-07-08 | 2000-12-26 | Air Products And Chemicals, Inc. | Method and apparatus for recovering xenon or a mixture of krypton and xenon from air |
| US6658894B2 (en) | 2001-11-19 | 2003-12-09 | Air Products And Chemicals, Inc. | Process and adsorbent for the recovery of krypton and xenon from a gas or liquid stream |
| US6694775B1 (en) * | 2002-12-12 | 2004-02-24 | Air Products And Chemicals, Inc. | Process and apparatus for the recovery of krypton and/or xenon |
| US8443625B2 (en) * | 2008-08-14 | 2013-05-21 | Praxair Technology, Inc. | Krypton and xenon recovery method |
| DE102010021798A1 (de) * | 2010-05-27 | 2011-12-01 | Linde Aktiengesellschaft | Verfahren und Vorrichtung zur Trennung eines Stoffgemischs durch Destillation |
| FR3020867B1 (fr) * | 2014-05-07 | 2019-03-29 | L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude | Procede et appareil de separation d’air par distillation cryogenique pour la production d’un melange de krypton et de xenon |
| US10018413B2 (en) | 2015-07-31 | 2018-07-10 | Praxair Technology, Inc. | Method and apparatus for increasing argon recovery in a cryogenic air separation unit integrated with a pressure swing adsorption system |
| US10066871B2 (en) | 2015-07-31 | 2018-09-04 | Praxair Technology, Inc. | Method and apparatus for argon rejection and recovery |
| US10012437B2 (en) | 2015-07-31 | 2018-07-03 | Praxair Technology, Inc. | Method and apparatus for argon recovery in a cryogenic air separation unit integrated with a pressure swing adsorption system |
| US10012438B2 (en) | 2015-07-31 | 2018-07-03 | Praxair Technology, Inc. | Method and apparatus for argon recovery in a cryogenic air separation unit integrated with a pressure swing adsorption system |
| US11262125B2 (en) | 2018-01-02 | 2022-03-01 | Praxair Technology, Inc. | System and method for flexible recovery of argon from a cryogenic air separation unit |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3127260A (en) * | 1964-03-31 | Separation of air into nitrogen | ||
| NL42092C (OSRAM) * | 1931-11-14 | |||
| US2423274A (en) * | 1945-07-06 | 1947-07-01 | Air Reduction | Recovery of the components of air |
| US2547177A (en) * | 1948-11-02 | 1951-04-03 | Linde Air Prod Co | Process of and apparatus for separating ternary gas mixtures |
| BE565117A (OSRAM) * | 1957-03-19 | |||
| US3264830A (en) * | 1963-08-09 | 1966-08-09 | Air Reduction | Separation of the elements of air |
| DE1667639A1 (de) * | 1968-03-15 | 1971-07-08 | Messer Griesheim Gmbh | Verfahren zum Gewinnen eines Krypton-Xenon-Gemisches aus Luft |
-
1970
- 1970-11-10 DE DE19702055099 patent/DE2055099A1/de active Pending
-
1971
- 1971-10-04 FR FR717135587A patent/FR2113843B3/fr not_active Expired
- 1971-10-08 NL NL7113832A patent/NL7113832A/xx unknown
- 1971-11-08 US US00196447A patent/US3751934A/en not_active Expired - Lifetime
- 1971-11-10 JP JP8971771A patent/JPS5536905B1/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4332870C2 (de) * | 1993-09-27 | 2003-02-20 | Linde Ag | Verfahren und Vorrichtung zur Gewinnung eines Krypton-/Xenon-Konzentrats durch Tieftemperaturzerlegung von Luft |
| DE102013017590A1 (de) | 2013-10-22 | 2014-01-02 | Linde Aktiengesellschaft | Verfahren zur Gewinnung eines Krypton und Xenon enthaltenden Fluids und hierfür eingerichtete Luftzerlegungsanlage |
Also Published As
| Publication number | Publication date |
|---|---|
| NL7113832A (OSRAM) | 1972-05-15 |
| JPS5536905B1 (OSRAM) | 1980-09-24 |
| FR2113843A3 (OSRAM) | 1972-06-30 |
| FR2113843B3 (OSRAM) | 1974-02-15 |
| US3751934A (en) | 1973-08-14 |
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