发明名称 |
Environmentally safe annular fluid |
摘要 |
An environmentally acceptable, thermally insulating annular fluid comprised of a liquid which is non-aqueous, non-corrosive, and thermally insulating, a clay gellant, and a clay dispersant. A preferred packer fluid includes an ester originated from a vegetable or animal oil as at least a major portion of the liquid phase.
|
申请公布号 |
US5607901(A) |
申请公布日期 |
1997.03.04 |
申请号 |
US19950393152 |
申请日期 |
1995.02.17 |
申请人 |
BP EXPLORATION & OIL, INC. |
发明人 |
TOUPS, JR., JOHN A.;YOUNG, DAVID B.;YOUSIF, MAJEED H.;SMOLEN, B. C.;HOLT, JONATHAN |
分类号 |
C09K8/34;E21B36/00;(IPC1-7):C09K7/02;E21B43/25 |
主分类号 |
C09K8/34 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|