DE2418835A1 - - Google Patents

Info

Publication number
DE2418835A1
DE2418835A1 DE19742418835 DE2418835A DE2418835A1 DE 2418835 A1 DE2418835 A1 DE 2418835A1 DE 19742418835 DE19742418835 DE 19742418835 DE 2418835 A DE2418835 A DE 2418835A DE 2418835 A1 DE2418835 A1 DE 2418835A1
Authority
DE
Germany
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.)
Granted
Application number
DE19742418835
Other languages
German (de)
Other versions
DE2418835C2 (de
DE2418835B1 (de
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 filed Critical
Priority to DE19742418835 priority Critical patent/DE2418835C2/de
Priority claimed from DE19742418835 external-priority patent/DE2418835C2/de
Publication of DE2418835A1 publication Critical patent/DE2418835A1/de
Publication of DE2418835B1 publication Critical patent/DE2418835B1/de
Application granted granted Critical
Publication of DE2418835C2 publication Critical patent/DE2418835C2/de
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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/22—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for drills; for milling cutters; for machine cutting tools
    • 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

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)
  • Casting Devices For Molds (AREA)
DE19742418835 1974-04-19 Verfahren zum Zusammenfassen einer Vielzahl stabförmiger Werkstücke, insbesondere Spiralbohrer, zu einer Transporteinheit zum gemeinsamen Härten der hängenden Werkstücke durch Tauchen Expired DE2418835C2 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19742418835 DE2418835C2 (de) 1974-04-19 Verfahren zum Zusammenfassen einer Vielzahl stabförmiger Werkstücke, insbesondere Spiralbohrer, zu einer Transporteinheit zum gemeinsamen Härten der hängenden Werkstücke durch Tauchen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742418835 DE2418835C2 (de) 1974-04-19 Verfahren zum Zusammenfassen einer Vielzahl stabförmiger Werkstücke, insbesondere Spiralbohrer, zu einer Transporteinheit zum gemeinsamen Härten der hängenden Werkstücke durch Tauchen

Publications (3)

Publication Number Publication Date
DE2418835A1 true DE2418835A1 (enExample) 1975-05-28
DE2418835B1 DE2418835B1 (de) 1975-05-28
DE2418835C2 DE2418835C2 (de) 1976-01-22

Family

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Also Published As

Publication number Publication date
DE2418835B1 (de) 1975-05-28

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Legal Events

Date Code Title Description
E77 Valid patent as to the heymanns-index 1977
EHJ Ceased/non-payment of the annual fee