METHOD AND BIODEGRADABLE SUPER ABSORBENT COMPOSITION FOR PREVENTING OR TREATING LOST CIRCULATION
摘要
<p>A last circulation material and method for treatment employing the material is provided that has particular utility in offshore applications because the material may be used with saltwater or brine, as well as with fresh water, and is biodegradable. The material comprises a biodegradable superabsorbent polysaccharide polymer that is preferably uncrosslinked and non-ionic and that is capable of absorbing multiple times its weight in sea water.</p>
申请公布号
WO2006048600(A1)
申请公布日期
2006.05.11
申请号
WO2005GB03972
申请日期
2005.10.14
申请人
HALLIBURTON ENERGY SERVICES, INC.;WAIN, CHRISTOPHER, PAUL;FANG, CINDY, CHING;THAEMLITZ, CARL, J.