Patent ID: 11932805
Assignee: HALLIBURTON ENERGY SERVICES, INC.
Field: Materials, metallurgy (Chemistry)
Classification: CPC C | IPC C

Claim 18:
19. The method of claim 1 further comprising forming a cement composition with the cement dry blend, wherein the cement composition comprises at least one fluid loss control additive from the group consisting of hydroxyethyl cellulose, carboxymethylhydroxyethyl cellulose, copolymers of 2-acrylamido-2-methylpropanesulfonic acid and acrylamide or N,N-dimethylacrylamide, graft copolymers comprising a backbone of lignin or lignite and pendant groups comprising at least one member selected from the group consisting of 2-acrylamido-2-methylpropanesulfonic acid, acrylonitirile, and N,N-dimethylacrylamide and or any combination thereof.