
基本信息:
- 专利标题: 一种漂浮下套管用高强度自溶式接箍
- 专利标题(英):Float high strength self -dissolving formula coupling for case
- 申请号:CN201720830991.5 申请日:2017-07-11
- 公开(公告)号:CN207144852U 公开(公告)日:2018-03-27
- 发明人: 张磊 , 马明新 , 赵传伟 , 齐志刚 , 杨海波 , 唐明 , 张建国 , 冯德杰 , 陈阳 , 邹晓敏 , 邵茹
- 申请人: 中石化石油工程技术服务有限公司 , 中石化胜利石油工程有限公司 , 中石化胜利石油工程有限公司钻井工艺研究院
- 申请人地址: 北京市朝阳区北辰西路8号北辰世界中心A座703
- 专利权人: 中石化石油工程技术服务有限公司,中石化胜利石油工程有限公司,中石化胜利石油工程有限公司钻井工艺研究院
- 当前专利权人: 中石化石油工程技术服务有限公司,中石化胜利石油工程有限公司,中石化胜利石油工程有限公司钻井工艺研究院
- 当前专利权人地址: 北京市朝阳区北辰西路8号北辰世界中心A座703
- 代理机构: 东营双桥专利代理有限责任公司
- 代理人: 侯华颂; 李勇
- 主分类号: E21B17/08
- IPC分类号: E21B17/08
The utility model discloses a float high strength self -dissolving formula coupling for case, including top connection, sliding sleeve, bearing plate and lower clutch, the inner wall of top connectionis equipped with spout, sliding sleeve and spout constitution axial sliding sealed fit, bearing plate and lower joint sealing fixed connection, be equipped with the sleeve in the top of bearing plate, the tip passes through pin joint under sleeve upper end and the sliding sleeve, and the sliding sleeve lower part constitutes axial grafting cooperation with sleeve upper portion, be equipped with the opener with the bearing plate joint portion in the sleeve, it dissolves the cistern to set up in the sleeve, the sliding sleeve bottom of dissolving cistern and top constitutes the extrusion cooperation, and the opener that dissolves cistern and below constitutes opens the cooperation, bearing plate, sleeve, sliding sleeve and dissolve the cistern and be self -dissolving formula high strength material and make. The utility model discloses have the bearing capacity height, dissolve by oneself and open the operation passageway, the construction safely, simply need not to put in the plug and the operation of running the drilling tool into the well, saves engineering time and cost, is suitable for and big displacement well and the completion practice admittedly of long horizontal segment horizontal well.
IPC结构图谱:
E | 固定建筑物 |
--E21 | 土层或岩石的钻进;采矿 |
----E21B | 土层或岩石的钻进;从井中开采油、气、水、可溶解或可熔化物质或矿物泥浆 |
------E21B17/00 | 钻杆或钻管;柔性钻杆柱;方钻杆;钻铤;抽油杆;套管;管子 |
--------E21B17/02 | .接箍;接头 |
----------E21B17/08 | ..套管接头 |