Invention Grant
- Patent Title: Matrix powder for matrix body fixed cutter bits
- Patent Title (中): 基体粉末用于基体固定刀头
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Application No.: US12189992Application Date: 2008-08-12
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Publication No.: US08211203B2Publication Date: 2012-07-03
- Inventor: Xiayang Sheng , Alan W. Lockstedt , Gregory T. Lockwood
- Applicant: Xiayang Sheng , Alan W. Lockstedt , Gregory T. Lockwood
- Applicant Address: US TX Houston
- Assignee: Smith International, Inc.
- Current Assignee: Smith International, Inc.
- Current Assignee Address: US TX Houston
- Agency: Osha • Liang LLP
- Main IPC: B22F1/00
- IPC: B22F1/00
Abstract:
A matrix powder for forming a matrix bit body, the matrix powder essentially consisting of a plurality of carbide particles having a particle size distribution of ±20% of a median particle size; and a plurality of metal binder particles is disclosed.
Public/Granted literature
- US20090260893A1 MATRIX POWDER FOR MATRIX BODY FIXED CUTTER BITS Public/Granted day:2009-10-22
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