基本信息:
- 专利标题： 一种生产测井井下仪器弱点底鼻
- 专利标题（英）：Production logging is nose at bottom of instrument weakness in pit
- 申请号：CN201520815207.4 申请日：2015-10-20
- 公开(公告)号：CN205078264U 公开(公告)日：2016-03-09
- 发明人： 汪小军 , 马营 , 林晓城 , 李小唐 , 郝林 , 徐义 , 苏桂媛 , 王艳萍 , 张春青 , 曽忱 , 徐庆东 , 惠冲 , 王桂宇 , 蒋海兵
- 申请人： 中国石油集团长城钻探工程有限公司
- 申请人地址： 辽宁省盘锦市兴隆台区石油大街96号
- 专利权人： 中国石油集团长城钻探工程有限公司
- 当前专利权人： 中国石油集团长城钻探工程有限公司
- 当前专利权人地址： 辽宁省盘锦市兴隆台区石油大街96号
- 代理机构： 盘锦辽河专利代理有限责任公司
- 代理人： 刘培玲
- 主分类号： E21B47/00
- IPC分类号： E21B47/00
The utility model relates to a petroleum production well logging dynamic monitoring technology field, in particular to production logging is nose at bottom of instrument weakness in pit. The passageway has all been opened to wall connection sliding sleeve in the device's the hollow starting taper of the metal upper end, hollow starting taper of metal and sliding sleeve center, and the sealed plug main part lower extreme of instrument is through shearing pin joint on the sliding sleeve inner wall. The utility model discloses a can break through cable nose weakness from the instrument at the bottom of when the card is met to the instrument of going into the well, with the logging instrument cluster and the end nose separation of meeting the card, provide the logging instrument cluster safely, need not stop production to the oil gas well, division have the passageway in the end nose, can not influence the production that the oil gas well is normal.
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 |
| ------E21B47/00 | 测量钻孔或井 |