BE869412A - METHOD OF MANUFACTURING A PROTECTIVE GAS FOR THE THERMAL TREATMENT OF FERROUS METALS - Google Patents

METHOD OF MANUFACTURING A PROTECTIVE GAS FOR THE THERMAL TREATMENT OF FERROUS METALS

Info

Publication number
BE869412A
BE869412A BE189621A BE189621A BE869412A BE 869412 A BE869412 A BE 869412A BE 189621 A BE189621 A BE 189621A BE 189621 A BE189621 A BE 189621A BE 869412 A BE869412 A BE 869412A
Authority
BE
Belgium
Prior art keywords
manufacturing
thermal treatment
protective gas
ferrous metals
ferrous
Prior art date
Application number
BE189621A
Other languages
French (fr)
Inventor
W Trappmann
Original Assignee
Messer Griesheim 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 Messer Griesheim Gmbh filed Critical Messer Griesheim Gmbh
Publication of BE869412A publication Critical patent/BE869412A/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)
  • Furnace Details (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
  • Hydrogen, Water And Hydrids (AREA)
  • Oxygen, Ozone, And Oxides In General (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Gas Separation By Absorption (AREA)
BE189621A 1977-08-20 1978-07-31 METHOD OF MANUFACTURING A PROTECTIVE GAS FOR THE THERMAL TREATMENT OF FERROUS METALS BE869412A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2737610A DE2737610C2 (en) 1977-08-20 1977-08-20 Process for the production of a protective gas for the heat treatment of ferrous metals

Publications (1)

Publication Number Publication Date
BE869412A true BE869412A (en) 1978-11-16

Family

ID=6016891

Family Applications (1)

Application Number Title Priority Date Filing Date
BE189621A BE869412A (en) 1977-08-20 1978-07-31 METHOD OF MANUFACTURING A PROTECTIVE GAS FOR THE THERMAL TREATMENT OF FERROUS METALS

Country Status (10)

Country Link
JP (1) JPS5443110A (en)
AT (1) AT364884B (en)
BE (1) BE869412A (en)
DE (1) DE2737610C2 (en)
ES (1) ES472283A1 (en)
FR (1) FR2400560A1 (en)
GB (1) GB1586348A (en)
IT (1) IT1098016B (en)
NL (1) NL7808414A (en)
ZA (1) ZA784695B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2507898Y2 (en) * 1989-11-22 1996-08-21 株式会社東洋精機製作所 Temperature controller for constant temperature bath
JP7407495B2 (en) * 2021-10-29 2024-01-04 関東冶金工業株式会社 Heat treatment furnace and heat treatment method

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2435026A1 (en) * 1974-07-20 1976-02-05 Messer Griesheim Gmbh PROCESS FOR PRODUCING A PROTECTIVE GAS WITH DEFINED CARBON EFFECT

Also Published As

Publication number Publication date
AT364884B (en) 1981-11-25
IT1098016B (en) 1985-08-31
DE2737610A1 (en) 1979-03-01
ATA537678A (en) 1981-04-15
ES472283A1 (en) 1979-02-16
NL7808414A (en) 1979-02-22
DE2737610C2 (en) 1983-10-27
ZA784695B (en) 1979-08-29
GB1586348A (en) 1981-03-18
FR2400560B3 (en) 1981-03-06
JPS5443110A (en) 1979-04-05
FR2400560A1 (en) 1979-03-16
IT7826575A0 (en) 1978-08-08

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: MESSER GRIESHEIM G.M.B.H.

Effective date: 19850731