发明名称 |
METHOD AND DEVICE TO CREATE CEMENTED SYSTEM, WHICH CONNECTS MAIN AND SIDE WELL BORES |
摘要 |
FIELD: exploration drilling and hydrocarbon production. ^ SUBSTANCE: device comprises tubular member with precut window and gate arranged at the window. Gate is covered with release material. Method for tubular member preparation for member lowering in well involves providing tubular member with window, gate adapted to close tubular member window and release material covering at least one gate part facing environment through window; installing tubular member in well; injecting hardening agent in hole annuity created around tubular member. ^ EFFECT: increased multilateral well construction efficiency. ^ 29 cl, 4 dwg |
申请公布号 |
RU2319826(C2) |
申请公布日期 |
2008.03.20 |
申请号 |
RU20050118404 |
申请日期 |
2003.11.07 |
申请人 |
BEJKER KH'JUZ INKORPOREJTED |
发明人 |
MARRI DUGLAS;MILLS OBRI S. |
分类号 |
E21B33/14;E21B7/04;E21B29/06;E21B41/00 |
主分类号 |
E21B33/14 |
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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