FR2234041A1 - Cooling and milling scrap metal - using air as cooling and freezing fluid - Google Patents

Cooling and milling scrap metal - using air as cooling and freezing fluid

Info

Publication number
FR2234041A1
FR2234041A1 FR7418687A FR7418687A FR2234041A1 FR 2234041 A1 FR2234041 A1 FR 2234041A1 FR 7418687 A FR7418687 A FR 7418687A FR 7418687 A FR7418687 A FR 7418687A FR 2234041 A1 FR2234041 A1 FR 2234041A1
Authority
FR
France
Prior art keywords
cooling
air
scrap metal
freezing fluid
milling scrap
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.)
Withdrawn
Application number
FR7418687A
Other languages
French (fr)
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.)
Sulzer AG
Original Assignee
Sulzer AG
Gebrueder Sulzer AG
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 Sulzer AG, Gebrueder Sulzer AG filed Critical Sulzer AG
Publication of FR2234041A1 publication Critical patent/FR2234041A1/en
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B1/00—Preliminary treatment of ores or scrap
    • C22B1/14—Agglomerating; Briquetting; Binding; Granulating
    • C22B1/24—Binding; Briquetting ; Granulating
    • C22B1/248—Binding; Briquetting ; Granulating of metal scrap or alloys
    • 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
    • F25B9/002—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the refrigerant
    • F25B9/004—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the refrigerant the refrigerant being air
    • 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
    • F25D13/00—Stationary devices, e.g. cold-rooms
    • F25D13/06—Stationary devices, e.g. cold-rooms with conveyors carrying articles to be cooled through the cooling space

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Combustion & Propulsion (AREA)

Abstract

Installation has a scrap cooling tunnel through which air passes as coolant, and a freezing plant in which the cooling air is also used as working fluid. The installation reduces costs relative to installations using liq. nitrogen.
FR7418687A 1973-06-12 1974-05-29 Cooling and milling scrap metal - using air as cooling and freezing fluid Withdrawn FR2234041A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH844873A CH572097A5 (en) 1973-06-12 1973-06-12

Publications (1)

Publication Number Publication Date
FR2234041A1 true FR2234041A1 (en) 1975-01-17

Family

ID=4340513

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7418687A Withdrawn FR2234041A1 (en) 1973-06-12 1974-05-29 Cooling and milling scrap metal - using air as cooling and freezing fluid

Country Status (4)

Country Link
BE (1) BE816219A (en)
CH (1) CH572097A5 (en)
FR (1) FR2234041A1 (en)
NL (1) NL7309204A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2558576A1 (en) * 1984-01-24 1985-07-26 Porte Robert Self-heating heat pump
FR2576399A1 (en) * 1985-01-18 1986-07-25 Abg Semca ATMOSPHERE CONDITIONING METHOD AND AIR CONDITIONER IMPLEMENTING THE METHOD
EP0570868A1 (en) * 1992-05-20 1993-11-24 Air Products And Chemicals, Inc. Method and system for cryogenic refrigeration using air

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2558576A1 (en) * 1984-01-24 1985-07-26 Porte Robert Self-heating heat pump
FR2576399A1 (en) * 1985-01-18 1986-07-25 Abg Semca ATMOSPHERE CONDITIONING METHOD AND AIR CONDITIONER IMPLEMENTING THE METHOD
EP0192501A1 (en) * 1985-01-18 1986-08-27 Abg Semca Air conditioning device
US4665715A (en) * 1985-01-18 1987-05-19 Abg Semca Method of air conditioning and air-conditioner for carrying out the same
EP0570868A1 (en) * 1992-05-20 1993-11-24 Air Products And Chemicals, Inc. Method and system for cryogenic refrigeration using air

Also Published As

Publication number Publication date
CH572097A5 (en) 1976-01-30
NL7309204A (en) 1974-12-16
BE816219A (en) 1974-12-12

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Legal Events

Date Code Title Description
ST Notification of lapse