Invention Application
- Patent Title: INVERT WELL SERVICE FLUID AND METHOD
- Patent Title (中): 反向井服务流体和方法
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Application No.: PCT/US2001/001973Application Date: 2001-01-22
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Publication No.: WO01059256A1Publication Date: 2001-08-16
- Main IPC: C09K8/36
- IPC: C09K8/36 ; C09K8/565 ; C09K8/58 ; E21B43/04 ; E21B43/02 ; C09K7/06 ; E21B43/22
Abstract:
A well service fluid and method using same for brine-sensitive formations is disclosed. The fluid is an invert oil emulsion comprising heavy, solids-free brine, an oil or synthetic, and sufficient emulsifier to create the emulsion. The fluid has particular applicability in gravel packing a horizontal well.
Information query
