发明名称 |
Interlock system and method for drilling rig |
摘要 |
Present embodiments are directed to a system and method for coordinating operation of a gripping device of a top drive system and power slips of a drilling rig to ensure that at least one of the gripping device and the power slips is engaged with a length of tubular and/or a drill string to support weight of the length of tubular and weight of the drill string. |
申请公布号 |
AU2015253430(A1) |
申请公布日期 |
2016.11.03 |
申请号 |
AU20150253430 |
申请日期 |
2015.04.27 |
申请人 |
Tesco Corporation |
发明人 |
Dewald, Brian;Greening, Douglas |
分类号 |
E21B19/06;E21B19/07;E21B19/10;E21B44/00 |
主分类号 |
E21B19/06 |
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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