发明名称 |
HARD-FACING FOR DOWNHOLE TOOLS AND MATRIX BIT BODIES WITH ENHANCED WEAR RESISTANCE AND FRACTURE TOUGHNESS |
摘要 |
A composite material and a methods of making and using the composite material, wherein the composite material provides improved wear resistance and fracture toughness to hard-facing and matrix materials for down hole drilling tools. |
申请公布号 |
WO2015065820(A1) |
申请公布日期 |
2015.05.07 |
申请号 |
WO2014US62089 |
申请日期 |
2014.10.24 |
申请人 |
NATIONAL OILWELL DHT, L.P. |
发明人 |
WANG, YING;ARCENEAUX, WESLEY CRAIG;SUE, JIINJEN ALBERT;SRESHTA, HAROLD A. |
分类号 |
C04B35/56;C01B31/34;C04B35/628;C04B41/45;E21B10/567 |
主分类号 |
C04B35/56 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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