NL7802562A - METHOD FOR COLD TREATMENT OF MATERIALS. - Google Patents

METHOD FOR COLD TREATMENT OF MATERIALS.

Info

Publication number
NL7802562A
NL7802562A NL7802562A NL7802562A NL7802562A NL 7802562 A NL7802562 A NL 7802562A NL 7802562 A NL7802562 A NL 7802562A NL 7802562 A NL7802562 A NL 7802562A NL 7802562 A NL7802562 A NL 7802562A
Authority
NL
Netherlands
Prior art keywords
materials
cold treatment
cold
treatment
Prior art date
Application number
NL7802562A
Other languages
Dutch (nl)
Original Assignee
British Oxygen Co Ltd
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 British Oxygen Co Ltd filed Critical British Oxygen Co Ltd
Publication of NL7802562A publication Critical patent/NL7802562A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/0068—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for particular articles not mentioned below
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/04—Hardening by cooling below 0 degrees Celsius
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Steel (AREA)
NL7802562A 1977-03-08 1978-03-08 METHOD FOR COLD TREATMENT OF MATERIALS. NL7802562A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB979877 1977-03-08

Publications (1)

Publication Number Publication Date
NL7802562A true NL7802562A (en) 1978-09-12

Family

ID=9878993

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7802562A NL7802562A (en) 1977-03-08 1978-03-08 METHOD FOR COLD TREATMENT OF MATERIALS.

Country Status (3)

Country Link
AU (1) AU516925B2 (en)
FR (1) FR2383234A1 (en)
NL (1) NL7802562A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5259200A (en) * 1991-08-30 1993-11-09 Nu-Bit, Inc. Process for the cryogenic treatment of metal containing materials

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8603832D0 (en) * 1986-02-17 1986-03-26 Friction Technology Ltd Forming hard edges on materials
US4739622A (en) * 1987-07-27 1988-04-26 Cryogenics International, Inc. Apparatus and method for the deep cryogenic treatment of materials
EP0579365A3 (en) * 1992-05-27 1994-06-15 David Peter Yaged Method of improving wear-resistance characteristics of a porous metal machine part
WO2008059540A1 (en) * 2006-11-16 2008-05-22 Camoga S.P.A. Method for construction of leather- splitting machine parts

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5259200A (en) * 1991-08-30 1993-11-09 Nu-Bit, Inc. Process for the cryogenic treatment of metal containing materials

Also Published As

Publication number Publication date
AU3390078A (en) 1979-09-13
FR2383234A1 (en) 1978-10-06
AU516925B2 (en) 1981-07-02

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Legal Events

Date Code Title Description
BV The patent application has lapsed