FR2765674B1 - Procede de commande du regime d'extraction d'un extracteur de gaz d'une enceinte d'un appareil cryogenique et appareil pour sa mise en oeuvre - Google Patents

Procede de commande du regime d'extraction d'un extracteur de gaz d'une enceinte d'un appareil cryogenique et appareil pour sa mise en oeuvre

Info

Publication number
FR2765674B1
FR2765674B1 FR9708414A FR9708414A FR2765674B1 FR 2765674 B1 FR2765674 B1 FR 2765674B1 FR 9708414 A FR9708414 A FR 9708414A FR 9708414 A FR9708414 A FR 9708414A FR 2765674 B1 FR2765674 B1 FR 2765674B1
Authority
FR
France
Prior art keywords
implementing
chamber
controlling
extraction system
gas extractor
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.)
Expired - Fee Related
Application number
FR9708414A
Other languages
English (en)
Other versions
FR2765674A1 (fr
Inventor
Nicolas Viard
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.)
Air Liquide SA
LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude
Original Assignee
Air Liquide SA
LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude
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 Air Liquide SA, LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude filed Critical Air Liquide SA
Priority to FR9708414A priority Critical patent/FR2765674B1/fr
Priority to PCT/FR1998/001163 priority patent/WO1999001705A1/fr
Priority to EP98929512A priority patent/EP0925476A1/fr
Priority to US09/147,766 priority patent/US6094924A/en
Publication of FR2765674A1 publication Critical patent/FR2765674A1/fr
Application granted granted Critical
Publication of FR2765674B1 publication Critical patent/FR2765674B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L3/00—Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs
    • A23L3/36—Freezing; Subsequent thawing; Cooling
    • A23L3/37—Freezing; Subsequent thawing; Cooling with addition of or treatment with chemicals
    • A23L3/375—Freezing; Subsequent thawing; Cooling with addition of or treatment with chemicals with direct contact between the food and the chemical, e.g. liquid nitrogen, at cryogenic temperature
    • 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
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D29/00—Arrangement or mounting of control or safety devices
    • F25D29/001—Arrangement or mounting of control or safety devices for cryogenic fluid systems
    • 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
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2400/00—General features of, or devices for refrigerators, cold rooms, ice-boxes, or for cooling or freezing apparatus not covered by any other subclass
    • F25D2400/30—Quick freezing
    • 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
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D3/00—Devices using other cold materials; Devices using cold-storage bodies
    • F25D3/10—Devices using other cold materials; Devices using cold-storage bodies using liquefied gases, e.g. liquid air
    • F25D3/11—Devices using other cold materials; Devices using cold-storage bodies using liquefied gases, e.g. liquid air with conveyors carrying articles to be cooled through the cooling space

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Nutrition Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Food Science & Technology (AREA)
  • Polymers & Plastics (AREA)
  • Separation By Low-Temperature Treatments (AREA)
FR9708414A 1997-07-03 1997-07-03 Procede de commande du regime d'extraction d'un extracteur de gaz d'une enceinte d'un appareil cryogenique et appareil pour sa mise en oeuvre Expired - Fee Related FR2765674B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR9708414A FR2765674B1 (fr) 1997-07-03 1997-07-03 Procede de commande du regime d'extraction d'un extracteur de gaz d'une enceinte d'un appareil cryogenique et appareil pour sa mise en oeuvre
PCT/FR1998/001163 WO1999001705A1 (fr) 1997-07-03 1998-06-08 Procede de commande du regime d'extraction de gaz d'un appareil cryogenique et appareil pour sa mise en oeuvre
EP98929512A EP0925476A1 (fr) 1997-07-03 1998-06-08 Procede de commande du regime d'extraction de gaz d'un appareil cryogenique et appareil pour sa mise en oeuvre
US09/147,766 US6094924A (en) 1997-07-03 1998-06-08 Method for controlling the gas extraction rate from a cryogenic apparatus and apparatus therefor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9708414A FR2765674B1 (fr) 1997-07-03 1997-07-03 Procede de commande du regime d'extraction d'un extracteur de gaz d'une enceinte d'un appareil cryogenique et appareil pour sa mise en oeuvre

Publications (2)

Publication Number Publication Date
FR2765674A1 FR2765674A1 (fr) 1999-01-08
FR2765674B1 true FR2765674B1 (fr) 1999-08-06

Family

ID=9508803

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9708414A Expired - Fee Related FR2765674B1 (fr) 1997-07-03 1997-07-03 Procede de commande du regime d'extraction d'un extracteur de gaz d'une enceinte d'un appareil cryogenique et appareil pour sa mise en oeuvre

Country Status (4)

Country Link
US (1) US6094924A (fr)
EP (1) EP0925476A1 (fr)
FR (1) FR2765674B1 (fr)
WO (1) WO1999001705A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2837563B1 (fr) * 2002-03-21 2004-10-22 Air Liquide Procede et dispositif de conduite d'un tunnel cryogenique, tunnel cryogenique associe
EP2871129B1 (fr) * 2013-11-11 2019-03-13 Airbus Defence and Space GmbH Système de refroidissement supplémentaire d'aéronef par évaporation d'azote liquide
US20170138661A1 (en) 2015-11-17 2017-05-18 Michael D. Newman Self-adjusting cryogenic food freezer
US20170292764A1 (en) * 2016-04-12 2017-10-12 Michael D. Newman Cryogenic exhaust control system and freezer having same

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3307618A (en) * 1964-03-09 1967-03-07 Whirlpool Co Temperature controlled storage unit
US4276753A (en) * 1980-05-19 1981-07-07 Formax, Inc. Cryogenic freezing tunnel control system
US4627244A (en) * 1984-04-13 1986-12-09 Willhoft Edward Max Adolf Cryogenic cooling
AT395933B (de) * 1986-02-17 1993-04-26 Welz Franz Transporte Verfahren zur einstellung bzw. aufrechterhaltung einer gekuehlten atmosphaere in einem kuehlbehaelter und kuehlbehaelter zur durchfuehrung des verfahrens
US4800728A (en) * 1987-09-18 1989-01-31 Air Products And Chemicals, Inc. Method and apparatus for gas flow control in a cryogenic freezer
US4947654A (en) * 1989-11-30 1990-08-14 Liquid Carbonic Corporation Liquid cryogen freezer with improved vapor balance control
US5605049A (en) * 1991-09-13 1997-02-25 Air Products And Chemicals, Inc. Exhaust system for a cryogenic freezer
US5606049A (en) * 1992-06-03 1997-02-25 Genta Incorporated Method of preparing 2'-O-methyl cytidine monomers useful in oligomer synthesis
GB9217189D0 (en) * 1992-08-13 1992-09-23 Air Prod & Chem Control system for freezer
GB9402840D0 (en) * 1994-02-15 1994-04-06 Air Prod & Chem Tunnel freezer

Also Published As

Publication number Publication date
WO1999001705A1 (fr) 1999-01-14
EP0925476A1 (fr) 1999-06-30
FR2765674A1 (fr) 1999-01-08
US6094924A (en) 2000-08-01

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20060331