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FR2235339B1 - - Google Patents

Info

Publication number
FR2235339B1
FR2235339B1 FR7421743A FR7421743A FR2235339B1 FR 2235339 B1 FR2235339 B1 FR 2235339B1 FR 7421743 A FR7421743 A FR 7421743A FR 7421743 A FR7421743 A FR 7421743A FR 2235339 B1 FR2235339 B1 FR 2235339B1
Authority
FR
France
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.)
Expired
Application number
FR7421743A
Other languages
French (fr)
Other versions
FR2235339A1 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Carpenter Technology Corp
Original Assignee
Carpenter Technology Corp
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.)
Filing date
Publication date
Application filed by Carpenter Technology Corp filed Critical Carpenter Technology Corp
Publication of FR2235339A1 publication Critical patent/FR2235339A1/fr
Application granted granted Critical
Publication of FR2235339B1 publication Critical patent/FR2235339B1/fr
Expired legal-status Critical Current

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
    • 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
    • F25J1/0275—Construction and layout of liquefaction equipments, e.g. valves, machines adapted for special use of the liquefaction unit, e.g. portable or transportable devices
    • F25J1/0276—Laboratory or other miniature devices
    • 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
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B9/00—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Clinical Laboratory Science (AREA)
  • Containers, Films, And Cooling For Superconductive Devices (AREA)
FR7421743A 1973-06-27 1974-06-21 Expired FR2235339B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00374119A US3850004A (en) 1973-06-27 1973-06-27 Cryogenic helium refrigeration system

Publications (2)

Publication Number Publication Date
FR2235339A1 FR2235339A1 (en) 1975-01-24
FR2235339B1 true FR2235339B1 (en) 1977-03-11

Family

ID=23475371

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7421743A Expired FR2235339B1 (en) 1973-06-27 1974-06-21

Country Status (5)

Country Link
US (1) US3850004A (en)
JP (1) JPS5238265B2 (en)
BE (1) BE816807A (en)
CA (1) CA1000514A (en)
FR (1) FR2235339B1 (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59147974A (en) * 1983-02-14 1984-08-24 株式会社　ほくさん Liquefier for he gas
GB2168799B (en) * 1984-12-19 1989-05-17 Hymatic Eng Co Ltd Cryogenic cooling apparatus
IT1200592B (en) * 1985-02-22 1989-01-27 Erba Strumentazione Adjusting gas chromatograph sample trap cooling temp.
JPS6338863A (en) * 1986-08-04 1988-02-19 株式会社神戸製鋼所 Method of reproducing liquid nitrogen
DE3916212A1 (en) * 1989-05-18 1990-11-22 Spectrospin Ag METHOD AND DEVICE FOR PRECOOLING THE HELIUM TANK OF A CRYOSTAT
GB2264159B (en) * 1992-02-05 1995-06-28 Oxford Magnet Tech Improvements in or relating to liquid helium topping-up apparatus
US5402648A (en) * 1993-07-01 1995-04-04 Apd Cryogenics Inc. Sealed dewar with separate circulation loop for external cooling at constant pressure
US6438969B1 (en) * 2001-07-12 2002-08-27 General Electric Company Cryogenic cooling refrigeration system for rotor having a high temperature super-conducting field winding and method
US8511100B2 (en) * 2005-06-30 2013-08-20 General Electric Company Cooling of superconducting devices by liquid storage and refrigeration unit
JP3948475B2 (en) * 2005-09-20 2007-07-25 ダイキン工業株式会社 Air conditioner
DE102006054668B4 (en) * 2006-11-17 2016-01-07 Bruker Biospin Gmbh Purgeable cold head for a Kryorefrigerator that works on the pulse tube principle
US7824725B2 (en) * 2007-03-30 2010-11-02 The Coca-Cola Company Methods for extending the shelf life of partially solidified flowable compositions
CN101603754B (en) * 2009-07-02 2012-03-28 北京航空航天大学 Simple liquid helium external flow systemic transmission method for cryogenic system
DE102011112911A1 (en) * 2011-09-08 2013-03-14 Linde Aktiengesellschaft refrigeration plant

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3313117A (en) * 1964-12-18 1967-04-11 Cryo Vac Inc Dense gas helium refrigerator
US3360955A (en) * 1965-08-23 1968-01-02 Carroll E. Witter Helium fluid refrigerator
CH501321A (en) * 1968-12-19 1970-12-31 Sulzer Ag Method for cooling a load consisting of a partially stabilized superconducting magnet
US3613387A (en) * 1969-06-09 1971-10-19 Cryogenic Technology Inc Method and apparatus for continuously supplying refrigeration below 4.2 degree k.

Also Published As

Publication number Publication date
US3850004A (en) 1974-11-26
CA1000514A (en) 1976-11-30
FR2235339A1 (en) 1975-01-24
JPS5238265B2 (en) 1977-09-28
JPS5042447A (en) 1975-04-17
BE816807A (en) 1974-12-27

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse