DE50002573D1 - Process for thawing and drying refrigeration systems - Google Patents

Process for thawing and drying refrigeration systems

Info

Publication number
DE50002573D1
DE50002573D1 DE50002573T DE50002573T DE50002573D1 DE 50002573 D1 DE50002573 D1 DE 50002573D1 DE 50002573 T DE50002573 T DE 50002573T DE 50002573 T DE50002573 T DE 50002573T DE 50002573 D1 DE50002573 D1 DE 50002573D1
Authority
DE
Germany
Prior art keywords
thawing
refrigeration systems
drying refrigeration
drying
evaporator
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 - Lifetime
Application number
DE50002573T
Other languages
German (de)
Inventor
Dipl-Ing Kamm
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.)
Linde GmbH
Original Assignee
Linde GmbH
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 Linde GmbH filed Critical Linde GmbH
Priority to DE50002573T priority Critical patent/DE50002573D1/en
Application granted granted Critical
Publication of DE50002573D1 publication Critical patent/DE50002573D1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
    • F25D21/06—Removing frost
    • 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

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Drying Of Solid Materials (AREA)
  • Freezing, Cooling And Drying Of Foods (AREA)

Abstract

The freezer evaporator (10) has one or more injectors (7), provided with heating means (8) and thermostat (9), through which from a liquid nitrogen reservoir (1) is mixed with air and passed over the evaporator at water boiling point.
DE50002573T 1999-04-30 2000-04-07 Process for thawing and drying refrigeration systems Expired - Lifetime DE50002573D1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE50002573T DE50002573D1 (en) 1999-04-30 2000-04-07 Process for thawing and drying refrigeration systems

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19919935A DE19919935A1 (en) 1999-04-30 1999-04-30 Process for thawing and drying refrigeration systems
DE50002573T DE50002573D1 (en) 1999-04-30 2000-04-07 Process for thawing and drying refrigeration systems

Publications (1)

Publication Number Publication Date
DE50002573D1 true DE50002573D1 (en) 2003-07-24

Family

ID=7906569

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19919935A Withdrawn DE19919935A1 (en) 1999-04-30 1999-04-30 Process for thawing and drying refrigeration systems
DE50002573T Expired - Lifetime DE50002573D1 (en) 1999-04-30 2000-04-07 Process for thawing and drying refrigeration systems

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19919935A Withdrawn DE19919935A1 (en) 1999-04-30 1999-04-30 Process for thawing and drying refrigeration systems

Country Status (4)

Country Link
EP (1) EP1048911B1 (en)
AT (1) ATE243308T1 (en)
DE (2) DE19919935A1 (en)
PL (1) PL194383B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102304933B1 (en) * 2020-03-03 2021-09-27 (주)발맥스기술 System and method for recycle of refrigerants in charging equipment of LNG

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3830078A (en) * 1970-03-24 1974-08-20 Us Air Force Anti-frost apparatus
US4072488A (en) * 1976-12-10 1978-02-07 Kysor Industrial Corporation Air defrost reach-in refrigerated display cabinet
SE467089B (en) * 1989-11-29 1992-05-25 Frigoscandia Food Process Syst PROCEDURES CONCERN PREVENTION OF BACTERY GROWTH IN A FOOD PLANT AND SUCH PLACES BEFORE IMPLEMENTATION OF THE PROCEDURE
GB9019506D0 (en) * 1990-09-06 1990-10-24 Leek Brian Cleaning apparatus and method
US5349828A (en) * 1993-09-17 1994-09-27 The Boc Group, Inc. Conveyor belt cleaning apparatus for food freezing

Also Published As

Publication number Publication date
EP1048911B1 (en) 2003-06-18
EP1048911A1 (en) 2000-11-02
ATE243308T1 (en) 2003-07-15
PL339423A1 (en) 2000-11-06
PL194383B1 (en) 2007-05-31
DE19919935A1 (en) 2000-11-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: LINDE AG, 80807 MUENCHEN, DE