发明名称 |
RISERLESS WELL SYSTEMS AND METHODS |
摘要 |
A riserless well abandonment system includes a surface vessel, a first mast extending from the surface vessel, a second mast extending from the surface vessel, wherein the second mast is spaced from the first mast, a running tool extending from the first mast, wherein a subsea intervention device is coupled to the running tool, and a concentric drill string extending from the second mast, wherein the concentric drill string includes an inner drill pipe disposed within an outer drill pipe. |
申请公布号 |
US2017058632(A1) |
申请公布日期 |
2017.03.02 |
申请号 |
US201615242262 |
申请日期 |
2016.08.19 |
申请人 |
deBoer Luc |
发明人 |
deBoer Luc |
分类号 |
E21B33/138;E21B33/06;E21B33/064;E21B43/116;E21B33/035;E21B15/02;E21B3/02;E21B17/05;E21B7/128;E21B33/08 |
主分类号 |
E21B33/138 |
代理机构 |
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代理人 |
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主权项 |
1. A riserless well abandonment system, comprising:
a surface vessel; a first mast extending from the surface vessel; a second mast extending from the surface vessel, wherein the second mast is spaced from the first mast; a running tool extending from the first mast, wherein a subsea intervention device is coupled to the running tool; and a concentric drill string extending from the second mast, wherein the concentric drill string comprises an inner drill pipe disposed within an outer drill pipe. |
地址 |
Houston TX US |