GB309592A - Improved method of reheating metal articles - Google Patents

Improved method of reheating metal articles

Info

Publication number
GB309592A
GB309592A GB10681/29A GB1068129A GB309592A GB 309592 A GB309592 A GB 309592A GB 10681/29 A GB10681/29 A GB 10681/29A GB 1068129 A GB1068129 A GB 1068129A GB 309592 A GB309592 A GB 309592A
Authority
GB
United Kingdom
Prior art keywords
metal articles
improved method
articles
reheating metal
reheating
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
GB10681/29A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB309592A publication Critical patent/GB309592A/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
    • C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
    • C21D1/773—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material under reduced pressure or vacuum

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)
  • Soft Magnetic Materials (AREA)

Abstract

309,592. Hanemann, H. April 13, 1928, [Convention date]. Void [Published under Sect. 91 of the Acts]. Addition to 304,196. Annealing. - In a process for heat-treating metal articles as described in the parent Specification the articles are heated in a vacuum electrically either by resistances or by eddy currents produced by high frequency currents.
GB10681/29A 1928-04-13 1929-04-06 Improved method of reheating metal articles Expired GB309592A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE309592X 1928-04-13

Publications (1)

Publication Number Publication Date
GB309592A true GB309592A (en) 1930-01-30

Family

ID=6122062

Family Applications (1)

Application Number Title Priority Date Filing Date
GB10681/29A Expired GB309592A (en) 1928-04-13 1929-04-06 Improved method of reheating metal articles

Country Status (1)

Country Link
GB (1) GB309592A (en)

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