发明名称 |
Combination fiber-optic/electrical conductor well logging cable |
摘要 |
The present invention is a well logging cable including first conductor elements, each of the first elements consisting of a steel wire surrounded by copper strands and covered in an electrically insulating material, and at least one second conductor element including at least one optical fiber enclosed in a metal tube, copper strands surrounding the tube and the strands covered by the electrically insulating material. The first elements and the at least one second element are arranged in a central bundle. The second conductor element is positioned within the bundle so as to be helically wound around a central axis of the bundle. The bundle is surrounded by armor wires helically wound externally to the bundle.
|
申请公布号 |
US5495547(A) |
申请公布日期 |
1996.02.27 |
申请号 |
US19950420662 |
申请日期 |
1995.04.12 |
申请人 |
WESTERN ATLAS INTERNATIONAL, INC. |
发明人 |
RAFIE, SAEED;HA, STEPHEN T.;LOPEZ, JOSEPHINE;HUNZIKER, JAMES C.;DOYLE, MARK R. |
分类号 |
E21B17/20;G02B6/44;(IPC1-7):G02B6/44;G01V3/00 |
主分类号 |
E21B17/20 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|