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Title:
TUNGSTEN MATERIAL
Document Type and Number:
WIPO Patent Application WO/2022/215551
Kind Code:
A1
Abstract:
In an arbitrary surface of this tungsten material, the rate is 50% or greater of the angle formed by a specific crystal orientation of a first crystal grain and the specific crystal orientation of a second crystal grain adjacent to the first crystal grain being 2-15°.

Inventors:
IIKURA TAKESHI (JP)
KADOKURA TAKANORI (JP)
Application Number:
PCT/JP2022/014433
Publication Date:
October 13, 2022
Filing Date:
March 25, 2022
Export Citation:
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Assignee:
ALMT CORP (JP)
International Classes:
C22C27/04; B22F1/00; B22F3/10; C22C1/04; C22F1/00; C22F1/18
Domestic Patent References:
WO2012097393A12012-07-26
WO2005073418A12005-08-11
Foreign References:
JPH06116077A1994-04-26
JPH029786A1990-01-12
JPS58133356A1983-08-09
CN102796977A2012-11-28
CN111136264A2020-05-12
JP2021064811A2021-04-22
JPS62146235A1987-06-30
Attorney, Agent or Firm:
FUKAMI PATENT OFFICE, P.C. (JP)
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