FOAMED FLY ASH CEMENT COMPOSITIONS AND METHODS OF CEMENTING
摘要
Methods of cementing and low density foamed cement compositions therefor are disclosed. A low density foamed cement composition of the invention comprises fly ash comprising calcium oxide or calcium hydroxide, water present in an amount sufficient to form a slurry, a foaming and foam stabilizing surfactant or a mixture of surfactants present in an amount sufficient to facilitate foam and stabilize the foamed cement composition, and sufficient gas to foam the foamed cement composition.
申请公布号
CA2549941(C)
申请公布日期
2010.04.13
申请号
CA20042549941
申请日期
2004.11.19
申请人
HALLIBURTON ENERGY SERVICES, INC.
发明人
CHATTERJI, JITEN;CROMWELL, ROGER S.;KING, BOBBY J.;BRENNEIS, DARRELL CHAD;BALCER, BRENT P.;PEISER, BARRY L.;EVERETT, DON M.