Title:
【発明の名称】高モリブデン合金化焼結鋼を表面硬化させる方法
Document Type and Number:
Japanese Patent JPH10504064
Kind Code:
A
Abstract:
PCT No. PCT/DE96/00916 Sec. 371 Date Feb. 6, 1997 Sec. 102(e) Date Feb. 6, 1997 PCT Filed May 25, 1996 PCT Pub. No. WO96/41031 PCT Pub. Date Dec. 19, 1996The invention relates to a method for the case-hardening of higher-molybdenum-alloy sintered steels. It is provided that, immediately after the sintering, the sintered steels are cooled down to a temperature range at which a minimum portion of gamma -iron is present in sintered steel and that the sintered steels are subjected to a heat treatment in this temperature range in the presence of carbon.
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Inventors:
Rudolf Schneider
Bernhard sherp
Bernhard sherp
Application Number:
JP50006997A
Publication Date:
April 14, 1998
Filing Date:
May 25, 1996
Export Citation:
Assignee:
Bethe-Magnate Techinology Gesellschaft Mitt Beschlenktel Haftung
International Classes:
B22F3/24; B22F3/10; C21D1/78; C22C33/02; C23C8/20; C23C8/22; (IPC1-7): C22C33/02; B22F3/24; C23C8/22
Attorney, Agent or Firm:
Toshio Yano (3 outside)