Title:
SUPER HARD SINTERED BODY
Document Type and Number:
WIPO Patent Application WO/2018/003877
Kind Code:
A1
Abstract:
Provided is a super hard sintered body which contains 5-55% by mass of W, with the balance made up of WC and unavoidable impurities, and which is excellent in terms of high hardness and high strength.
Inventors:
NISHIYAMA AKIO (JP)
YANO MASAHIRO (JP)
MORITA SUSUMU (JP)
YANO MASAHIRO (JP)
MORITA SUSUMU (JP)
Application Number:
PCT/JP2017/023803
Publication Date:
January 04, 2018
Filing Date:
June 28, 2017
Export Citation:
Assignee:
MITSUBISHI MATERIALS CORP (JP)
JAPAN NEW METALS CO LTD (JP)
JAPAN NEW METALS CO LTD (JP)
International Classes:
C22C29/08; B22F1/054; B23B27/14; C22C1/05
Domestic Patent References:
| WO2010119795A1 | 2010-10-21 |
Foreign References:
| JPH0243330A | 1990-02-13 | |||
| JP2004091241A | 2004-03-25 |
Other References:
See also references of EP 3480328A4
Attorney, Agent or Firm:
MATSUNUMA Yasushi et al. (JP)
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