FR1150079A - Process for preparing atmosphere for heat treatment of metals - Google Patents

Process for preparing atmosphere for heat treatment of metals

Info

Publication number
FR1150079A
FR1150079A FR1150079DA FR1150079A FR 1150079 A FR1150079 A FR 1150079A FR 1150079D A FR1150079D A FR 1150079DA FR 1150079 A FR1150079 A FR 1150079A
Authority
FR
France
Prior art keywords
metals
atmosphere
preparing
heat treatment
treatment
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.)
Expired
Application number
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.)
Renault SAS
Regie Nationale des Usines Renault
Original Assignee
Renault SAS
Regie Nationale des Usines Renault
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 Renault SAS, Regie Nationale des Usines Renault filed Critical Renault SAS
Application granted granted Critical
Publication of FR1150079A publication Critical patent/FR1150079A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
    • 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)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
FR1150079D 1956-04-26 1956-04-26 Process for preparing atmosphere for heat treatment of metals Expired FR1150079A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1150079T 1956-04-26

Publications (1)

Publication Number Publication Date
FR1150079A true FR1150079A (en) 1958-01-07

Family

ID=9647102

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1150079D Expired FR1150079A (en) 1956-04-26 1956-04-26 Process for preparing atmosphere for heat treatment of metals

Country Status (1)

Country Link
FR (1) FR1150079A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2388896A2 (en) * 1977-04-27 1978-11-24 Air Prod & Chem THERMAL TREATMENT PROCESS OF FERROUS METALS
EP0013654A1 (en) * 1979-01-15 1980-07-23 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Process for the heat treatment of steel and for controlling said treatment; steel obtained thereby
FR2450878A1 (en) * 1979-03-05 1980-10-03 Air Liquide INSTALLATION GENERATING AN ATMOSPHERE FOR HEAT TREATING METALS

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2388896A2 (en) * 1977-04-27 1978-11-24 Air Prod & Chem THERMAL TREATMENT PROCESS OF FERROUS METALS
EP0013654A1 (en) * 1979-01-15 1980-07-23 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Process for the heat treatment of steel and for controlling said treatment; steel obtained thereby
FR2450878A1 (en) * 1979-03-05 1980-10-03 Air Liquide INSTALLATION GENERATING AN ATMOSPHERE FOR HEAT TREATING METALS

Similar Documents

Publication Publication Date Title
BE612961A (en) Heat treatment process for alloys
FR1150079A (en) Process for preparing atmosphere for heat treatment of metals
FR1190086A (en) Conveyor for heat treatment furnace
FR1180898A (en) Process for removing the heat of reaction
FR1057237A (en) Surface heat treatment process for ferrous metals
CH369257A (en) Process for preparing esters of erythromycin
FR1187877A (en) Metallurgical process for the treatment of steels
FR1169205A (en) Process for the preparation of alpha-methylmercapto-thiol-phosphoric esters
FR1151416A (en) Metal refining process
FR1179847A (en) Heat treatment process for alloys
FR1146444A (en) Tooling for heat treatment of tractor track binoculars
FR1138253A (en) Process for the heat treatment of metals
OA01303A (en) Safety device for sprayer-heater for preparing atmosphere for heat treatment of metals.
FR1186094A (en) Process for the physico-chemical treatment of gas
FR1161537A (en) Process for the treatment of powders with gases
FR1184952A (en) Metallurgical steel treatment process
FR1042529A (en) Process for obtaining a neutral atmosphere for the heat treatment of metals
FR1186783A (en) Process for the preparation of nu-methylol polyethers modified and containing methylol groups
FR1138187A (en) Heat treatment process for steel
FR1311678A (en) Heat treatment process for alloys
FR1179174A (en) Process for treating residues from the production of copper alloys
FR1157880A (en) Process for the preparation of compositions containing inorganic metal bases
CH352327A (en) Process for the preparation of (alkene-1'-yl) -3-cyclohexene-2-ones-1
FR1173499A (en) Surface treatment process for parts made of heat resistant alloys
FR1169148A (en) Process for refining metals