ATA345177A - METHOD FOR SURFACE HARDENING WORKPIECES - Google Patents

METHOD FOR SURFACE HARDENING WORKPIECES

Info

Publication number
ATA345177A
ATA345177A AT345177A AT345177A ATA345177A AT A345177 A ATA345177 A AT A345177A AT 345177 A AT345177 A AT 345177A AT 345177 A AT345177 A AT 345177A AT A345177 A ATA345177 A AT A345177A
Authority
AT
Austria
Prior art keywords
surface hardening
hardening workpieces
workpieces
hardening
Prior art date
Application number
AT345177A
Other languages
German (de)
Other versions
AT372708B (en
Original Assignee
Peddinghaus Paul Ferd Fa
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 Peddinghaus Paul Ferd Fa filed Critical Peddinghaus Paul Ferd Fa
Publication of ATA345177A publication Critical patent/ATA345177A/en
Application granted granted Critical
Publication of AT372708B publication Critical patent/AT372708B/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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/04—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for rails
    • 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
    • C21D1/56—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering characterised by the quenching agents

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Articles (AREA)
  • Heat Treatments In General, Especially Conveying And Cooling (AREA)
AT345177A 1976-06-22 1977-05-13 METHOD FOR SURFACE HARDENING WORKPIECES AT372708B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762627791 DE2627791C2 (en) 1976-06-22 1976-06-22 Process for surface hardening of workpieces

Publications (2)

Publication Number Publication Date
ATA345177A true ATA345177A (en) 1983-03-15
AT372708B AT372708B (en) 1983-11-10

Family

ID=5981069

Family Applications (1)

Application Number Title Priority Date Filing Date
AT345177A AT372708B (en) 1976-06-22 1977-05-13 METHOD FOR SURFACE HARDENING WORKPIECES

Country Status (3)

Country Link
AT (1) AT372708B (en)
DE (1) DE2627791C2 (en)
FR (1) FR2355915A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2940826C2 (en) * 1979-10-09 1987-03-26 Fa. Paul Ferd. Peddinghaus, 5820 Gevelsberg Process for deep hardening of workpieces and device for carrying out this process
DE4433720A1 (en) * 1994-09-21 1996-03-28 Linde Ag Method and device for hardening ski steel edges

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB471573A (en) * 1936-06-08 1937-09-07 Raymond Henry Apparatus for heating and tempering rails
US2198808A (en) * 1936-09-18 1940-04-30 Linde Air Prod Co Method of and apparatus for hardening rail ends
US2445294A (en) * 1945-03-03 1948-07-13 Super Treat Inc Cooling apparatus for treating cutting tools
GB623674A (en) * 1947-05-09 1949-05-20 Electric Furnace Co Improvements relating to heat treatment including quenching
DE967194C (en) * 1948-10-02 1957-10-24 Westfaelische Union Ag Method for tempering steel wire

Also Published As

Publication number Publication date
AT372708B (en) 1983-11-10
FR2355915B1 (en) 1981-01-30
FR2355915A1 (en) 1978-01-20
DE2627791A1 (en) 1977-12-29
DE2627791C2 (en) 1982-12-23

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
ELJ Ceased due to non-payment of the annual fee