摘要:
Provided herein are methods that comprise: providing a foamed cement composition that comprises a hydraulic cement, water, a gas, a foaming and stabilizing surfactant, and a fluid loss control additive comprising a copolymer; placing the foamed cement composition in a location to be cemented; and allowing the foamed cement composition to set.
摘要:
Provided herein are foamed cement composition that comprises a hydraulic cement, water, a gas, a foaming and stabilizing surfactant, and a fluid loss control additive comprising a copolymer.