JPS4926682B1 - - Google Patents
Info
- Publication number
- JPS4926682B1 JPS4926682B1 JP45106256A JP10625670A JPS4926682B1 JP S4926682 B1 JPS4926682 B1 JP S4926682B1 JP 45106256 A JP45106256 A JP 45106256A JP 10625670 A JP10625670 A JP 10625670A JP S4926682 B1 JPS4926682 B1 JP S4926682B1
- 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
-
- 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
- F25J3/0228—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 characterised by the separated product stream
- F25J3/028—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 characterised by the separated product stream separation of noble gases
- F25J3/029—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 characterised by the separated product stream separation of noble gases of helium
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C7/00—Purification; Separation; Use of additives
- C07C7/04—Purification; Separation; Use of additives by distillation
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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
- F25J3/0204—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 characterised by the feed stream
- F25J3/0209—Natural gas or substitute natural 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
- 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
- F25J3/0228—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 characterised by the separated product stream
- F25J3/0233—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 characterised by the separated product stream separation of CnHm with 1 carbon atom or more
-
- 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
- F25J3/0228—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 characterised by the separated product stream
- F25J3/0257—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 characterised by the separated product stream separation of 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
- F25J2200/00—Processes or apparatus using separation by rectification
- F25J2200/02—Processes or apparatus using separation by rectification in a single 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
- 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
- F25J2200/74—Refluxing the column with at least a part of the partially condensed overhead gas
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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
- F25J2205/02—Processes or apparatus using other separation and/or other processing means using simple phase separation in a vessel or drum
-
- 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
- F25J2235/60—Processes or apparatus involving steps for increasing the pressure or for conveying of liquid process streams the fluid being (a mixture of) hydrocarbons
-
- 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
- F25J2240/00—Processes or apparatus involving steps for expanding of process streams
- F25J2240/02—Expansion of a process fluid in a work-extracting turbine (i.e. isentropic expansion), e.g. of the feed stream
- F25J2240/12—Expansion of a process fluid in a work-extracting turbine (i.e. isentropic expansion), e.g. of the feed stream the 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
- F25J2270/00—Refrigeration techniques used
- F25J2270/02—Internal refrigeration with liquid vaporising loop
-
- 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
- F25J2270/00—Refrigeration techniques used
- F25J2270/04—Internal refrigeration with work-producing gas expansion loop
- F25J2270/06—Internal refrigeration with work-producing gas expansion loop with multiple gas expansion loops
-
- 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
- F25J2270/00—Refrigeration techniques used
- F25J2270/12—External refrigeration with liquid vaporising loop
-
- 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
- F25J2270/00—Refrigeration techniques used
- F25J2270/60—Closed external refrigeration cycle with single component refrigerant [SCR], e.g. C1-, C2- or C3-hydrocarbons
-
- 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
- F25J2270/00—Refrigeration techniques used
- F25J2270/66—Closed external refrigeration cycle with multi component refrigerant [MCR], e.g. mixture of hydrocarbons
-
- 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
- Y10S62/927—Natural gas from nitrogen
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- Organic Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- General Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Water Supply & Treatment (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separation By Low-Temperature Treatments (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2022954A DE2022954C3 (de) | 1970-05-12 | 1970-05-12 | Verfahren zur Zerlegung von stickstoffhaltigem Erdgas |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS4926682B1 true JPS4926682B1 (ja) | 1974-07-11 |
Family
ID=5770782
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP45106256A Pending JPS4926682B1 (ja) | 1970-05-12 | 1970-12-01 |
Country Status (3)
Country | Link |
---|---|
US (1) | US3797261A (ja) |
JP (1) | JPS4926682B1 (ja) |
DE (1) | DE2022954C3 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11248346A (ja) * | 1997-12-22 | 1999-09-14 | Inst Fr Petrole | ガスの液化方法および装置 |
JP2020026947A (ja) * | 2018-08-14 | 2020-02-20 | エア プロダクツ アンド ケミカルズ インコーポレイテッドAir Products And Chemicals Incorporated | 統合された窒素除去を有する天然ガス液化 |
Families Citing this family (36)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH545219A (de) * | 1971-11-17 | 1973-12-15 | Sulzer Ag | Verfahren und Anlage zur Deckung von Stickstoffverlusten und zur Wiederverflüssigung von verdampften Erdgasanteilen in Tankschiffen |
US4251249A (en) * | 1977-01-19 | 1981-02-17 | The Randall Corporation | Low temperature process for separating propane and heavier hydrocarbons from a natural gas stream |
US4400188A (en) * | 1981-10-27 | 1983-08-23 | Air Products And Chemicals, Inc. | Nitrogen generator cycle |
US4411677A (en) * | 1982-05-10 | 1983-10-25 | Air Products And Chemicals, Inc. | Nitrogen rejection from natural gas |
US4504295A (en) * | 1983-06-01 | 1985-03-12 | Air Products And Chemicals, Inc. | Nitrogen rejection from natural gas integrated with NGL recovery |
US4592767A (en) * | 1985-05-29 | 1986-06-03 | Union Carbide Corporation | Process for separating methane and nitrogen |
US4680041A (en) * | 1985-12-30 | 1987-07-14 | Phillips Petroleum Company | Method for cooling normally gaseous material |
US4662919A (en) * | 1986-02-20 | 1987-05-05 | Air Products And Chemicals, Inc. | Nitrogen rejection fractionation system for variable nitrogen content natural gas |
US4732598A (en) * | 1986-11-10 | 1988-03-22 | Air Products And Chemicals, Inc. | Dephlegmator process for nitrogen rejection from natural gas |
US5041149A (en) * | 1990-10-18 | 1991-08-20 | Union Carbide Industrial Gases Technology Corporation | Separation of nitrogen and methane with residue turboexpansion |
US5329775A (en) * | 1992-12-04 | 1994-07-19 | Praxair Technology, Inc. | Cryogenic helium production system |
MY117066A (en) | 1998-10-22 | 2004-04-30 | Exxon Production Research Co | Process for removing a volatile component from natural gas |
MY114649A (en) | 1998-10-22 | 2002-11-30 | Exxon Production Research Co | A process for separating a multi-component pressurized feed stream using distillation |
GB0226983D0 (en) * | 2002-11-19 | 2002-12-24 | Boc Group Plc | Nitrogen rejection method and apparatus |
US9052137B2 (en) * | 2009-02-17 | 2015-06-09 | Ortloff Engineers, Ltd. | Hydrocarbon gas processing |
WO2010096223A1 (en) | 2009-02-17 | 2010-08-26 | Ortloff Engineers, Ltd. | Hydrocarbon gas processing |
US9939195B2 (en) | 2009-02-17 | 2018-04-10 | Ortloff Engineers, Ltd. | Hydrocarbon gas processing including a single equipment item processing assembly |
US9080811B2 (en) | 2009-02-17 | 2015-07-14 | Ortloff Engineers, Ltd | Hydrocarbon gas processing |
US9074814B2 (en) * | 2010-03-31 | 2015-07-07 | Ortloff Engineers, Ltd. | Hydrocarbon gas processing |
US9939196B2 (en) | 2009-02-17 | 2018-04-10 | Ortloff Engineers, Ltd. | Hydrocarbon gas processing including a single equipment item processing assembly |
US9933207B2 (en) | 2009-02-17 | 2018-04-03 | Ortloff Engineers, Ltd. | Hydrocarbon gas processing |
US9052136B2 (en) * | 2010-03-31 | 2015-06-09 | Ortloff Engineers, Ltd. | Hydrocarbon gas processing |
US9057558B2 (en) * | 2010-03-31 | 2015-06-16 | Ortloff Engineers, Ltd. | Hydrocarbon gas processing including a single equipment item processing assembly |
US9068774B2 (en) * | 2010-03-31 | 2015-06-30 | Ortloff Engineers, Ltd. | Hydrocarbon gas processing |
US20140318177A1 (en) * | 2011-10-06 | 2014-10-30 | Rustam H. Sethna | Integration of a liquefied natural gas liquefier with the production of liquefied natural gas |
EP3044528A1 (en) | 2013-09-11 | 2016-07-20 | Ortloff Engineers, Ltd | Hydrocarbon gas processing |
CA2923447C (en) | 2013-09-11 | 2022-05-31 | Ortloff Engineers, Ltd. | Hydrocarbon processing |
MX2016003093A (es) | 2013-09-11 | 2016-05-26 | Ortloff Engineers Ltd | Procesamiento de gas de hidrocarburos. |
CN108883342A (zh) * | 2015-12-18 | 2018-11-23 | 贝克特尔碳氢技术解决方案股份有限公司 | 用于使用后端透平膨胀机从炼油厂废气回收期望的轻质烃的系统和方法 |
US10215488B2 (en) | 2016-02-11 | 2019-02-26 | Air Products And Chemicals, Inc. | Treatment of nitrogen-rich natural gas streams |
US10551119B2 (en) | 2016-08-26 | 2020-02-04 | Ortloff Engineers, Ltd. | Hydrocarbon gas processing |
US10533794B2 (en) | 2016-08-26 | 2020-01-14 | Ortloff Engineers, Ltd. | Hydrocarbon gas processing |
US10551118B2 (en) | 2016-08-26 | 2020-02-04 | Ortloff Engineers, Ltd. | Hydrocarbon gas processing |
US11543180B2 (en) | 2017-06-01 | 2023-01-03 | Uop Llc | Hydrocarbon gas processing |
US11428465B2 (en) | 2017-06-01 | 2022-08-30 | Uop Llc | Hydrocarbon gas processing |
US11686528B2 (en) | 2019-04-23 | 2023-06-27 | Chart Energy & Chemicals, Inc. | Single column nitrogen rejection unit with side draw heat pump reflux system and method |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2658360A (en) * | 1946-05-08 | 1953-11-10 | Chemical Foundation Inc | Transportation of natural gas |
US2677945A (en) * | 1948-01-21 | 1954-05-11 | Chemical Foundation Inc | Transportation of natural gas |
US2583090A (en) * | 1950-12-29 | 1952-01-22 | Elliott Co | Separation of natural gas mixtures |
US2713781A (en) * | 1953-10-26 | 1955-07-26 | Mississippi River Fuel Corp | Variable reversible rectification process |
US2823523A (en) * | 1956-03-26 | 1958-02-18 | Inst Gas Technology | Separation of nitrogen from methane |
FR1501013A (fr) * | 1966-09-13 | 1967-11-10 | Air Liquide | Procédé de production d'un gaz riche en méthane, sous pression élevée à partirde gaz naturel liquide sous basse pression |
US3507127A (en) * | 1967-12-26 | 1970-04-21 | Phillips Petroleum Co | Purification of nitrogen which contains methane |
US3512368A (en) * | 1968-01-02 | 1970-05-19 | Phillips Petroleum Co | Helium and nitrogen containing fuel product recovery |
US3607733A (en) * | 1969-04-25 | 1971-09-21 | Phillips Petroleum Co | Controlled evaporation in heat exchange zones |
-
1970
- 1970-05-12 DE DE2022954A patent/DE2022954C3/de not_active Expired
- 1970-12-01 JP JP45106256A patent/JPS4926682B1/ja active Pending
-
1971
- 1971-05-11 US US00142299A patent/US3797261A/en not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11248346A (ja) * | 1997-12-22 | 1999-09-14 | Inst Fr Petrole | ガスの液化方法および装置 |
JP2020026947A (ja) * | 2018-08-14 | 2020-02-20 | エア プロダクツ アンド ケミカルズ インコーポレイテッドAir Products And Chemicals Incorporated | 統合された窒素除去を有する天然ガス液化 |
Also Published As
Publication number | Publication date |
---|---|
DE2022954A1 (de) | 1971-12-02 |
DE2022954B2 (de) | 1977-09-01 |
DE2022954C3 (de) | 1978-05-18 |
US3797261A (en) | 1974-03-19 |