Invention Grant
US07926597B2 Fixed cutter bit and blade for a fixed cutter bit and methods for making the same
有权
用于固定刀头的固定刀头和刀片及其制造方法
- Patent Title: Fixed cutter bit and blade for a fixed cutter bit and methods for making the same
- Patent Title (中): 用于固定刀头的固定刀头和刀片及其制造方法
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Application No.: US11804779Application Date: 2007-05-21
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Publication No.: US07926597B2Publication Date: 2011-04-19
- Inventor: Shivanand I. Majagi , Jonathan W. Bitler
- Applicant: Shivanand I. Majagi , Jonathan W. Bitler
- Applicant Address: US PA Latrobe
- Assignee: Kennametal Inc.
- Current Assignee: Kennametal Inc.
- Current Assignee Address: US PA Latrobe
- Agent Matthew W. Smith
- Main IPC: E21B10/00
- IPC: E21B10/00
Abstract:
A blade, which is useful on a tool that impinges earth strata, that has a blade body with a leading surface. The blade body has a first portion defining at least a part of the leading surface and a second portion. The first portion is made of a first material composition and the second portion is made of a second material composition.
Public/Granted literature
- US20080289880A1 Fixed cutter bit and blade for a fixed cutter bit and methods for making the same Public/Granted day:2008-11-27
Information query
