ZA836052B - Method for the production of a gas atmosphere for the annealing of metal pieces for machining - Google Patents

Method for the production of a gas atmosphere for the annealing of metal pieces for machining

Info

Publication number
ZA836052B
ZA836052B ZA836052A ZA836052A ZA836052B ZA 836052 B ZA836052 B ZA 836052B ZA 836052 A ZA836052 A ZA 836052A ZA 836052 A ZA836052 A ZA 836052A ZA 836052 B ZA836052 B ZA 836052B
Authority
ZA
South Africa
Prior art keywords
annealing
machining
production
gas atmosphere
metal pieces
Prior art date
Application number
ZA836052A
Inventor
Reinhard Strigl
Original Assignee
Linde 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 Linde Ag filed Critical Linde Ag
Publication of ZA836052B publication Critical patent/ZA836052B/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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
    • C21D1/76—Adjusting the composition of the atmosphere

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
  • Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)
  • Chemical Vapour Deposition (AREA)
ZA836052A 1982-08-18 1983-08-17 Method for the production of a gas atmosphere for the annealing of metal pieces for machining ZA836052B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19823230723 DE3230723A1 (en) 1982-08-18 1982-08-18 METHOD FOR PRODUCING A GAS ATMOSPHERE FOR THE GLOWING OF METAL WORKPIECES

Publications (1)

Publication Number Publication Date
ZA836052B true ZA836052B (en) 1984-04-25

Family

ID=6171137

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA836052A ZA836052B (en) 1982-08-18 1983-08-17 Method for the production of a gas atmosphere for the annealing of metal pieces for machining

Country Status (7)

Country Link
EP (1) EP0106961B1 (en)
AT (1) AT376703B (en)
AU (1) AU1796983A (en)
BR (1) BR8301377A (en)
DE (2) DE3230723A1 (en)
NO (1) NO832957L (en)
ZA (1) ZA836052B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3440876A1 (en) * 1984-11-08 1986-05-15 Linde Ag, 6200 Wiesbaden METHOD AND DEVICE FOR PRODUCING A PROTECTIVE GAS ATMOSPHERE

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE644980C (en) * 1930-12-20 1937-05-19 Benno Schilde Maschb Akt Ges Process for bright annealing of elongated work material made of metals and furnace to carry out the process
DE1533964B2 (en) * 1967-03-23 1975-11-13 Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler, 6000 Frankfurt Oven for surface treatment of workpieces in protective or carrier gas
DE2017540C3 (en) * 1970-04-13 1973-01-04 Varta Ag, 6000 Frankfurt Method and device for splitting ammonia into hydrogen and nitrogen
GB1471880A (en) * 1973-10-26 1977-04-27 Air Prod & Chem Furnace atmosphere for the heat treatment of ferrous metal
US4049472A (en) * 1975-12-22 1977-09-20 Air Products And Chemicals, Inc. Atmosphere compositions and methods of using same for surface treating ferrous metals
DE2617962A1 (en) * 1976-04-24 1977-11-10 Eschweiler Bergwerksverein Protective atmospheres for heat treatment of metals - using mixt. of liq. nitrogen and hydrogen gas to eliminate need for gas generators
GB1575342A (en) * 1977-04-27 1980-09-17 Air Prod & Chem Production of furnace atmospheres for the heat treatment of ferrous metals

Also Published As

Publication number Publication date
BR8301377A (en) 1984-04-17
DE3230723A1 (en) 1984-02-23
AT376703B (en) 1984-12-27
AU1796983A (en) 1984-02-23
NO832957L (en) 1984-02-20
EP0106961B1 (en) 1986-02-19
DE3362186D1 (en) 1986-03-27
EP0106961A1 (en) 1984-05-02
ATA460482A (en) 1984-05-15

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