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FR840157A - Fabrication des poudres magnétiques - Google Patents

Fabrication des poudres magnétiques

Info

Publication number
FR840157A
FR840157A FR840157DA FR840157A FR 840157 A FR840157 A FR 840157A FR 840157D A FR840157D A FR 840157DA FR 840157 A FR840157 A FR 840157A
Authority
FR
France
Prior art keywords
manufacture
magnetic powders
powders
magnetic
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
English (en)
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.)
Lignes Telegraphiques et Telephoniques LTT SA
Original Assignee
Lignes Telegraphiques et Telephoniques LTT SA
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 Lignes Telegraphiques et Telephoniques LTT SA filed Critical Lignes Telegraphiques et Telephoniques LTT SA
Application granted granted Critical
Publication of FR840157A publication Critical patent/FR840157A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/14—Treatment of metallic powder
    • B22F1/142—Thermal or thermo-mechanical treatment

Landscapes

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
FR840157D 1937-07-03 1938-07-01 Fabrication des poudres magnétiques Expired FR840157A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE840157X 1937-07-03

Publications (1)

Publication Number Publication Date
FR840157A true FR840157A (fr) 1939-04-20

Family

ID=6762610

Family Applications (1)

Application Number Title Priority Date Filing Date
FR840157D Expired FR840157A (fr) 1937-07-03 1938-07-01 Fabrication des poudres magnétiques

Country Status (1)

Country Link
FR (1) FR840157A (fr)

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