Title:
ダイヤモンド工具の製造における予備合金化粉末及びその使用
Document Type and Number:
Japanese Patent JP4348650
Kind Code:
B2
Abstract:
A powder for sintering to manufacture a diamond tool has an average particle size of less than 8 mum and a loss of mass by reduction in hydrogen of less than 3% and contains 10-80% Fe, up to 40% Co, up to 60% Ni and up to 15% M. M is present, at least partially, in the oxidized state and representing one or more of the elements Mn, Cr, V., Al, Mo and Ti, the balance being unavoidable impurities. This powder may be sintered at 650-1000° C. to give a matrix having a high hardness.
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Inventors:
Standard, Logger
Dou Boys, Ivan
Dou Boys, Ivan
Application Number:
JP52165297A
Publication Date:
October 21, 2009
Filing Date:
November 18, 1996
Export Citation:
Assignee:
Nve Umicore Society Anonym
International Classes:
B22F7/00; B22F1/06; B22F3/02; B24D3/06; C22C26/00
Domestic Patent References:
| JP62280307A |
Attorney, Agent or Firm:
Calyx
Miyazaki Yoshio
Tsutomu Kato
Kyoko Oyama
Kaoru Onozuka
Akio Tagami
High Masahiro
Norio Mori
Seiji Yamada
Miyazaki Yoshio
Tsutomu Kato
Kyoko Oyama
Kaoru Onozuka
Akio Tagami
High Masahiro
Norio Mori
Seiji Yamada