BLOCKING COMPOSITION FOR USE IN SUBTERRANEAN FORMATION
摘要
A polymer composition for pumping downhole to gel in a subterranean formation comprises a water-soluble copolymer of (i) at least one non-acidic ethylenically unsaturated polar monomer and (ii) at least one copolymerisable ethylenically unsaturated ester; and an organic gelling agent therefor.
申请公布号
WO9812415(A1)
申请公布日期
1998.03.26
申请号
WO1997GB02508
申请日期
1997.09.17
申请人
HALLIBURTON ENERGY SERVICES, INC.;URLWIN-SMITH, PHILLIP, LANCE
