FR698201A - Protective layer to coat specific points of metals to be quenched - Google Patents

Protective layer to coat specific points of metals to be quenched

Info

Publication number
FR698201A
FR698201A FR698201DA FR698201A FR 698201 A FR698201 A FR 698201A FR 698201D A FR698201D A FR 698201DA FR 698201 A FR698201 A FR 698201A
Authority
FR
France
Prior art keywords
quenched
metals
protective layer
specific points
coat specific
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.)
BERLINER HARTEPULVER GmbH
Original Assignee
BERLINER HARTEPULVER 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 BERLINER HARTEPULVER GmbH filed Critical BERLINER HARTEPULVER GmbH
Application granted granted Critical
Publication of FR698201A publication Critical patent/FR698201A/en
Expired legal-status Critical Current

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
    • C21D1/68—Temporary coatings or embedding materials applied before or during heat treatment
    • C21D1/70—Temporary coatings or embedding materials applied before or during heat treatment while heating or quenching
    • 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
    • C23C8/04—Treatment of selected surface areas, e.g. using masks

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)
FR698201D 1930-06-30 1930-06-30 Protective layer to coat specific points of metals to be quenched Expired FR698201A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR698201T 1930-06-30

Publications (1)

Publication Number Publication Date
FR698201A true FR698201A (en) 1931-01-28

Family

ID=9047570

Family Applications (1)

Application Number Title Priority Date Filing Date
FR698201D Expired FR698201A (en) 1930-06-30 1930-06-30 Protective layer to coat specific points of metals to be quenched

Country Status (1)

Country Link
FR (1) FR698201A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2524001A1 (en) * 1982-03-25 1983-09-30 Pechiney Aluminium COOLING PROCESS MINIMIZING DEFORMATION OF METALLURGICAL PRODUCTS

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2524001A1 (en) * 1982-03-25 1983-09-30 Pechiney Aluminium COOLING PROCESS MINIMIZING DEFORMATION OF METALLURGICAL PRODUCTS
EP0090749A1 (en) * 1982-03-25 1983-10-05 Cegedur Societe De Transformation De L'aluminium Pechiney Process for cooling metallurgical workpieces with minimized deformation

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