Invention Grant
- Patent Title: Hard material, sintered material, tool including sintered material, manufacturing method of hard material, and manufacturing method of sintered material
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Application No.: US15502434Application Date: 2015-08-04
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Publication No.: US10023499B2Publication Date: 2018-07-17
- Inventor: Takashi Harada , Akito Ishii , Satoru Kukino
- Applicant: Sumitomo Electric Industries, Ltd.
- Applicant Address: JP Osaka-shi
- Assignee: Sumitomo Electric Industries, Ltd.
- Current Assignee: Sumitomo Electric Industries, Ltd.
- Current Assignee Address: JP Osaka-shi
- Agency: Venable LLP
- Agent Michael A. Sartori; Kerri M. Patterson
- Priority: JP2014-162793 20140808
- International Application: PCT/JP2015/072050 WO 20150804
- International Announcement: WO2016/021581 WO 20160211
- Main IPC: C04B35/581
- IPC: C04B35/581 ; C04B35/584 ; C23C14/14 ; C23C14/24 ; C04B35/5831 ; B23B27/14 ; C04B35/58 ; C04B35/622 ; C04B35/64
Abstract:
A hard material which, when used as a material of a sintered material, makes it possible to obtain a sintered material with excellent abrasion resistance, a sintered material, a cutting tool including the sintered material, a method for manufacturing the hard material and a method for manufacturing the sintered material are provided. The hard material contains aluminum, nitrogen, and at least one element selected from the group consisting of titanium, chromium, and silicon, and has a cubic rock salt structure.
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