发明名称 |
JAW UNIT FOR USE IN A POWER TONG |
摘要 |
A jaw unit (102) for use in a tong which comprises a jaw holder (105) and a jaw (106) movable with respect to said jaw holder (105), characterised in that said jaw (106) is slidably mounted on said jaw holder (105). |
申请公布号 |
WO9835127(A2) |
申请公布日期 |
1998.08.13 |
申请号 |
WO1998GB00129 |
申请日期 |
1998.01.15 |
申请人 |
WEATHERFORD/LAMB, INC.;LUCAS, BRIAN, RONALD;PIETRAS, BERND-GEORG |
发明人 |
PIETRAS, BERND-GEORG |
分类号 |
E21B19/16 |
主分类号 |
E21B19/16 |
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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