NO311461B1 - Fremgangsmåte og apparat for avkjöling av fluider, spesielt for flytendegjöring av naturgass - Google Patents

Fremgangsmåte og apparat for avkjöling av fluider, spesielt for flytendegjöring av naturgass Download PDF

Info

Publication number: NO311461B1
Authority: NO; Norway
Prior art keywords: heat exchanger; fraction; exchanger device; cooling; cooled
Prior art date: 1996-07-12

Application number

NO19973221A

Other languages

English (en)

Norwegian (no)

Other versions

NO973221D0 (no

NO973221L (no

Inventor

Maurice Grenier

Original Assignee

Gaz De France Service Nat

Priority date (The priority date 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 date listed.)

1996-07-12

Filing date

1997-07-10

Publication date

2001-11-26

1997-07-10 Application filed by Gaz De France Service Nat filed Critical Gaz De France Service Nat

1997-07-10 Publication of NO973221D0 publication Critical patent/NO973221D0/no

1998-01-13 Publication of NO973221L publication Critical patent/NO973221L/no

2001-11-26 Publication of NO311461B1 publication Critical patent/NO311461B1/no

Links

239000012809 cooling fluid Substances 0.000 title claims abstract description 37
VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims description 73
239000003345 natural gas Substances 0.000 title claims description 35
238000000034 method Methods 0.000 title claims description 32
239000007788 liquid Substances 0.000 claims abstract description 83
230000006835 compression Effects 0.000 claims abstract description 74
238000007906 compression Methods 0.000 claims abstract description 74
238000001816 cooling Methods 0.000 claims abstract description 73
239000000203 mixture Substances 0.000 claims abstract description 65
238000000926 separation method Methods 0.000 claims abstract description 41
238000009833 condensation Methods 0.000 claims abstract description 7
230000005494 condensation Effects 0.000 claims abstract description 7
239000012530 fluid Substances 0.000 claims description 30
238000004821 distillation Methods 0.000 claims description 28
238000001035 drying Methods 0.000 claims description 12
FGUUSXIOTUKUDN-IBGZPJMESA-N C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 Chemical compound C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 FGUUSXIOTUKUDN-IBGZPJMESA-N 0.000 claims description 4
238000005194 fractionation Methods 0.000 claims description 3
150000001875 compounds Chemical class 0.000 claims 2
238000009434 installation Methods 0.000 description 26
239000007789 gas Substances 0.000 description 11
238000002347 injection Methods 0.000 description 7
239000007924 injection Substances 0.000 description 7
OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 7
ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 6
239000012808 vapor phase Substances 0.000 description 6
239000003949 liquefied natural gas Substances 0.000 description 5
239000012071 phase Substances 0.000 description 5
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
238000001704 evaporation Methods 0.000 description 4
230000008020 evaporation Effects 0.000 description 4
229930195733 hydrocarbon Natural products 0.000 description 4
150000002430 hydrocarbons Chemical class 0.000 description 4
239000000243 solution Substances 0.000 description 4
230000004323 axial length Effects 0.000 description 3
239000001273 butane Substances 0.000 description 3
238000009826 distribution Methods 0.000 description 3
239000007791 liquid phase Substances 0.000 description 3
238000004519 manufacturing process Methods 0.000 description 3
IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 description 3
239000001294 propane Substances 0.000 description 3
239000003507 refrigerant Substances 0.000 description 3
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 description 2
239000002826 coolant Substances 0.000 description 2
230000008030 elimination Effects 0.000 description 2
238000003379 elimination reaction Methods 0.000 description 2
229910052757 nitrogen Inorganic materials 0.000 description 2
230000008929 regeneration Effects 0.000 description 2
238000011069 regeneration method Methods 0.000 description 2
238000003860 storage Methods 0.000 description 2
239000004215 Carbon black (E152) Substances 0.000 description 1
VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
239000005977 Ethylene Substances 0.000 description 1
239000004411 aluminium Substances 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
-1 among others Substances 0.000 description 1
239000003990 capacitor Substances 0.000 description 1
230000000295 complement effect Effects 0.000 description 1
238000010276 construction Methods 0.000 description 1
239000000110 cooling liquid Substances 0.000 description 1
238000005516 engineering process Methods 0.000 description 1
239000008246 gaseous mixture Substances 0.000 description 1
230000005484 gravity Effects 0.000 description 1
238000010438 heat treatment Methods 0.000 description 1
238000002955 isolation Methods 0.000 description 1
238000002156 mixing Methods 0.000 description 1
238000005457 optimization Methods 0.000 description 1
238000004064 recycling Methods 0.000 description 1
238000005057 refrigeration Methods 0.000 description 1
230000001105 regulatory effect Effects 0.000 description 1
239000013535 sea water Substances 0.000 description 1
239000007858 starting material Substances 0.000 description 1
238000011144 upstream manufacturing Methods 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
- F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
- 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
- F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
- F25J1/0002—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the fluid to be liquefied
- F25J1/0022—Hydrocarbons, e.g. 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
- F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
- F25J1/003—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the kind of cold generation within the liquefaction unit for compensating heat leaks and liquid production
- F25J1/0032—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the kind of cold generation within the liquefaction unit for compensating heat leaks and liquid production using the feed stream itself or separated fractions from it, i.e. "internal refrigeration"
- F25J1/0042—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the kind of cold generation within the liquefaction unit for compensating heat leaks and liquid production using the feed stream itself or separated fractions from it, i.e. "internal refrigeration" by liquid expansion with extraction of work
- 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
- F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
- F25J1/003—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the kind of cold generation within the liquefaction unit for compensating heat leaks and liquid production
- F25J1/0047—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the kind of cold generation within the liquefaction unit for compensating heat leaks and liquid production using an "external" refrigerant stream in a closed vapor compression cycle
- F25J1/0052—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the kind of cold generation within the liquefaction unit for compensating heat leaks and liquid production using an "external" refrigerant stream in a closed vapor compression cycle by vaporising a liquid refrigerant stream
- F25J1/0055—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the kind of cold generation within the liquefaction unit for compensating heat leaks and liquid production using an "external" refrigerant stream in a closed vapor compression cycle by vaporising a liquid refrigerant stream originating from an incorporated cascade
- 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
- F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
- F25J1/006—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the refrigerant fluid used
- F25J1/008—Hydrocarbons
- F25J1/0092—Mixtures of hydrocarbons comprising possibly also minor amounts of nitrogen
- 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
- F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
- F25J1/02—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process
- F25J1/0211—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process using a multi-component refrigerant [MCR] fluid in a closed vapor compression cycle
- F25J1/0212—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process using a multi-component refrigerant [MCR] fluid in a closed vapor compression cycle as a single flow MCR cycle
- 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
- F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
- F25J1/02—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process
- F25J1/0211—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process using a multi-component refrigerant [MCR] fluid in a closed vapor compression cycle
- F25J1/0214—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process using a multi-component refrigerant [MCR] fluid in a closed vapor compression cycle as a dual level refrigeration cascade with at least one MCR cycle
- 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
- F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
- F25J1/02—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process
- F25J1/0211—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process using a multi-component refrigerant [MCR] fluid in a closed vapor compression cycle
- F25J1/0214—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process using a multi-component refrigerant [MCR] fluid in a closed vapor compression cycle as a dual level refrigeration cascade with at least one MCR cycle
- F25J1/0215—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process using a multi-component refrigerant [MCR] fluid in a closed vapor compression cycle as a dual level refrigeration cascade with at least one MCR cycle with one SCR cycle
- 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
- F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
- F25J1/02—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process
- F25J1/0243—Start-up or control of the process; Details of the apparatus used; Details of the refrigerant compression system used
- F25J1/0257—Construction and layout of liquefaction equipments, e.g. valves, machines
- F25J1/0262—Details of the cold heat exchange 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
- F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
- F25J1/02—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process
- F25J1/0243—Start-up or control of the process; Details of the apparatus used; Details of the refrigerant compression system used
- F25J1/0257—Construction and layout of liquefaction equipments, e.g. valves, machines
- F25J1/0262—Details of the cold heat exchange system
- F25J1/0264—Arrangement of heat exchanger cores in parallel with different functions, e.g. different cooling streams
- F25J1/0265—Arrangement of heat exchanger cores in parallel with different functions, e.g. different cooling streams comprising cores associated exclusively with the cooling of a refrigerant stream, e.g. for auto-refrigeration or economizer
- F25J1/0268—Arrangement of heat exchanger cores in parallel with different functions, e.g. different cooling streams comprising cores associated exclusively with the cooling of a refrigerant stream, e.g. for auto-refrigeration or economizer using a dedicated refrigeration means
- 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
- F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
- F25J1/02—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process
- F25J1/0243—Start-up or control of the process; Details of the apparatus used; Details of the refrigerant compression system used
- F25J1/0279—Compression of refrigerant or internal recycle fluid, e.g. kind of compressor, accumulator, suction drum etc.
- 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
- F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
- F25J1/02—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process
- F25J1/0243—Start-up or control of the process; Details of the apparatus used; Details of the refrigerant compression system used
- F25J1/0279—Compression of refrigerant or internal recycle fluid, e.g. kind of compressor, accumulator, suction drum etc.
- F25J1/0291—Refrigerant compression by combined gas compression and liquid pumping
- 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
- F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
- F25J1/02—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process
- F25J1/0243—Start-up or control of the process; Details of the apparatus used; Details of the refrigerant compression system used
- F25J1/0279—Compression of refrigerant or internal recycle fluid, e.g. kind of compressor, accumulator, suction drum etc.
- F25J1/0292—Refrigerant compression by cold or cryogenic suction of the refrigerant 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
- F25J2220/00—Processes or apparatus involving steps for the removal of impurities
- F25J2220/60—Separating impurities from natural gas, e.g. mercury, cyclic hydrocarbons
- F25J2220/64—Separating heavy hydrocarbons, e.g. NGL, LPG, C4+ hydrocarbons or heavy condensates in general
- 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
- Y10S62/912—External refrigeration system
- 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
- Y10S62/912—External refrigeration system
- Y10S62/913—Liquified gas

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Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Mechanical Engineering (AREA)
Thermal Sciences (AREA)
General Engineering & Computer Science (AREA)
Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
General Chemical & Material Sciences (AREA)
Oil, Petroleum & Natural Gas (AREA)
Separation By Low-Temperature Treatments (AREA)
Compounds Of Unknown Constitution (AREA)

NO19973221A 1996-07-12 1997-07-10 Fremgangsmåte og apparat for avkjöling av fluider, spesielt for flytendegjöring av naturgass NO311461B1 (no)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR9608758A FR2751059B1 (fr)	1996-07-12	1996-07-12	Procede et installation perfectionnes de refroidissement, en particulier pour la liquefaction de gaz naturel

Publications (3)

Publication Number	Publication Date
NO973221D0 NO973221D0 (no)	1997-07-10
NO973221L NO973221L (no)	1998-01-13
NO311461B1 true NO311461B1 (no)	2001-11-26

Family

ID=9494005

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NO19973221A NO311461B1 (no)	1996-07-12	1997-07-10	Fremgangsmåte og apparat for avkjöling av fluider, spesielt for flytendegjöring av naturgass

Country Status (22)

Country	Link
US (1)	US5943881A (id)
EP (1)	EP0818661B1 (id)
JP (1)	JP4233619B2 (id)
KR (1)	KR100365367B1 (id)
CN (1)	CN1140755C (id)
AR (1)	AR007816A1 (id)
AT (1)	ATE224036T1 (id)
AU (1)	AU723530B2 (id)
BR (1)	BR9703959A (id)
CA (1)	CA2209723C (id)
CO (1)	CO5070650A1 (id)
DE (1)	DE69715330T2 (id)
DK (1)	DK0818661T3 (id)
DZ (1)	DZ2265A1 (id)
ES (1)	ES2185883T3 (id)
FR (1)	FR2751059B1 (id)
ID (1)	ID19101A (id)
IL (1)	IL121092A (id)
MY (1)	MY119081A (id)
NO (1)	NO311461B1 (id)
PT (1)	PT818661E (id)
TW (1)	TW332253B (id)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH10329015A (ja)	1997-03-24	1998-12-15	Canon Inc	研磨装置および研磨方法
US6119479A (en) *	1998-12-09	2000-09-19	Air Products And Chemicals, Inc.	Dual mixed refrigerant cycle for gas liquefaction
US6347532B1 (en) *	1999-10-12	2002-02-19	Air Products And Chemicals, Inc.	Gas liquefaction process with partial condensation of mixed refrigerant at intermediate temperatures
US6298688B1 (en) *	1999-10-12	2001-10-09	Air Products And Chemicals, Inc.	Process for nitrogen liquefaction
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1996
- 1996-07-12 FR FR9608758A patent/FR2751059B1/fr not_active Expired - Lifetime
1997
- 1997-06-11 TW TW086108000A patent/TW332253B/zh not_active IP Right Cessation
- 1997-06-16 EP EP97401367A patent/EP0818661B1/fr not_active Expired - Lifetime
- 1997-06-16 ES ES97401367T patent/ES2185883T3/es not_active Expired - Lifetime
- 1997-06-16 AT AT97401367T patent/ATE224036T1/de active
- 1997-06-16 DE DE69715330T patent/DE69715330T2/de not_active Expired - Lifetime
- 1997-06-16 PT PT97401367T patent/PT818661E/pt unknown
- 1997-06-16 DK DK97401367T patent/DK0818661T3/da active
- 1997-06-17 AU AU24966/97A patent/AU723530B2/en not_active Expired
- 1997-06-17 IL IL12109297A patent/IL121092A/xx not_active IP Right Cessation
- 1997-06-25 MY MYPI97002852A patent/MY119081A/en unknown
- 1997-06-27 CO CO97036140A patent/CO5070650A1/es unknown
- 1997-07-07 ID IDP972347A patent/ID19101A/id unknown
- 1997-07-07 CA CA002209723A patent/CA2209723C/en not_active Expired - Lifetime
- 1997-07-07 AR ARP970103019A patent/AR007816A1/es active IP Right Grant
- 1997-07-09 DZ DZ970115A patent/DZ2265A1/fr active
- 1997-07-10 NO NO19973221A patent/NO311461B1/no not_active IP Right Cessation
- 1997-07-10 US US08/891,133 patent/US5943881A/en not_active Expired - Lifetime
- 1997-07-11 BR BR9703959A patent/BR9703959A/pt not_active IP Right Cessation
- 1997-07-12 KR KR1019970032394A patent/KR100365367B1/ko not_active Expired - Lifetime
- 1997-07-14 JP JP18806697A patent/JP4233619B2/ja not_active Expired - Lifetime
- 1997-07-14 CN CNB971145717A patent/CN1140755C/zh not_active Expired - Lifetime

Also Published As

Publication number	Publication date
IL121092A0 (en)	1997-11-20
JP4233619B2 (ja)	2009-03-04
KR100365367B1 (ko)	2003-02-19
JPH1068586A (ja)	1998-03-10
PT818661E (pt)	2003-01-31
BR9703959A (pt)	1999-03-16
TW332253B (en)	1998-05-21
DK0818661T3 (da)	2003-01-20
FR2751059B1 (fr)	1998-09-25
ATE224036T1 (de)	2002-09-15
ID19101A (id)	1998-06-11
NO973221D0 (no)	1997-07-10
DZ2265A1 (fr)	2004-07-04
FR2751059A1 (fr)	1998-01-16
IL121092A (en)	2000-07-16
KR980010302A (ko)	1998-04-30
MY119081A (en)	2005-03-31
EP0818661A1 (fr)	1998-01-14
AR007816A1 (es)	1999-11-24
CA2209723A1 (en)	1998-01-12
DE69715330T2 (de)	2003-01-02
ES2185883T3 (es)	2003-05-01
US5943881A (en)	1999-08-31
CN1140755C (zh)	2004-03-03
AU723530B2 (en)	2000-08-31
CO5070650A1 (es)	2001-08-28
AU2496697A (en)	1998-01-22
CA2209723C (en)	2005-05-24
DE69715330D1 (de)	2002-10-17
CN1172243A (zh)	1998-02-04
EP0818661B1 (fr)	2002-09-11
NO973221L (no)	1998-01-13

Legal Events

Date	Code	Title	Description
2017-07-31	MK1K	Patent expired

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