专利检索 ap:("A.L.M.T. Corp.") AND inv:"Takehiko HAYASHI" 第 1 页

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发明申请
Tungsten Carbide Powder 审中-公开

公开(公告)号：US20200346935A1

公开(公告)日：2020-11-05

申请号：US16341624

申请日：2017-10-12

申请人： A.L.M.T. Corp.

发明人： Takehiko HAYASHI , Tomoyuki ISHIDA , Takahiro YAMAKAWA

IPC分类号： C01B32/949

摘要： Provided is a tungsten carbide powder satisfying such a condition that when the Fsss particle size thereof is represented by a (μm) and the BET particle size thereof converted from the BET specific surface area is represented by b (μm), a is 0.40 μm or more and 1.50 μm or less, and b/a is 0.17 or more and 0.35 or less.