NL7808414A - METHOD FOR PREPARING A PROTECTIVE GAS FOR THE HEAT TREATMENT OF IRON METALS - Google Patents

METHOD FOR PREPARING A PROTECTIVE GAS FOR THE HEAT TREATMENT OF IRON METALS

Info

Publication number
NL7808414A
NL7808414A NL7808414A NL7808414A NL7808414A NL 7808414 A NL7808414 A NL 7808414A NL 7808414 A NL7808414 A NL 7808414A NL 7808414 A NL7808414 A NL 7808414A NL 7808414 A NL7808414 A NL 7808414A
Authority
NL
Netherlands
Prior art keywords
preparing
heat treatment
protective gas
iron metals
metals
Prior art date
Application number
NL7808414A
Other languages
Dutch (nl)
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 NL7808414A publication Critical patent/NL7808414A/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)
NL7808414A 1977-08-20 1978-08-11 METHOD FOR PREPARING A PROTECTIVE GAS FOR THE HEAT TREATMENT OF IRON METALS NL7808414A (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
NL7808414A true NL7808414A (en) 1979-02-22

Family

ID=6016891

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7808414A NL7808414A (en) 1977-08-20 1978-08-11 METHOD FOR PREPARING A PROTECTIVE GAS FOR THE HEAT TREATMENT OF IRON 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
BE869412A (en) 1978-11-16
ES472283A1 (en) 1979-02-16
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
A85 Still pending on 85-01-01
BV The patent application has lapsed