GB1252981A - - Google Patents

Info

Publication number
GB1252981A
GB1252981A GB1252981DA GB1252981A GB 1252981 A GB1252981 A GB 1252981A GB 1252981D A GB1252981D A GB 1252981DA GB 1252981 A GB1252981 A GB 1252981A
Authority
GB
United Kingdom
Prior art keywords
freezant
articles
vapour
conveyer
pan
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
Application number
Other languages
English (en)
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 filed Critical
Publication of GB1252981A publication Critical patent/GB1252981A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28C—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA COME INTO DIRECT CONTACT WITHOUT CHEMICAL INTERACTION
    • F28C3/00—Other direct-contact heat-exchange apparatus
    • F28C3/005—Other direct-contact heat-exchange apparatus one heat-exchange medium being a solid
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23B—PRESERVATION OF FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES; CHEMICAL RIPENING OF FRUIT OR VEGETABLES
    • A23B2/00—Preservation of foods or foodstuffs, in general
    • A23B2/80—Freezing; Subsequent thawing; Cooling
    • A23B2/85—Freezing; Subsequent thawing; Cooling with addition of or treatment with chemicals
    • A23B2/88—Freezing; Subsequent thawing; Cooling with addition of or treatment with chemicals with direct contact between the food and the chemical, e.g. liquid N2 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
    • F25D9/00—Devices not associated with refrigerating machinery and not covered by groups F25D1/00 - F25D7/00; Combinations of devices covered by two or more of the groups F25D1/00 - F25D7/00
    • F25D9/005—Devices not associated with refrigerating machinery and not covered by groups F25D1/00 - F25D7/00; Combinations of devices covered by two or more of the groups F25D1/00 - F25D7/00 using fluorinated halogenous hydrocarbons

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Food Science & Technology (AREA)
  • Polymers & Plastics (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
GB1252981D 1968-02-06 1969-02-05 Expired GB1252981A (enrdf_load_stackoverflow)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US70339368A 1968-02-06 1968-02-06
US72525768A 1968-04-19 1968-04-19
US79532969A 1969-01-30 1969-01-30
US79532869A 1969-01-30 1969-01-30
US79532769A 1969-01-30 1969-01-30

Publications (1)

Publication Number Publication Date
GB1252981A true GB1252981A (enrdf_load_stackoverflow) 1971-11-10

Family

ID=27542103

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1252981D Expired GB1252981A (enrdf_load_stackoverflow) 1968-02-06 1969-02-05

Country Status (3)

Country Link
BE (1) BE727885A (enrdf_load_stackoverflow)
GB (1) GB1252981A (enrdf_load_stackoverflow)
IE (1) IE32643B1 (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
BE727885A (enrdf_load_stackoverflow) 1969-07-16
IE32643L (en) 1969-08-06
IE32643B1 (en) 1973-10-17

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee