Methods, cement compositions and oil suspensions of powder
AssigneeHalliburton Energy Services, Inc.
InventorsJiten Chatterji, Ronney Koch, Bobby King
Life of this patent
Estimating the term…
Abstract
Methods, cement compositions and oil suspensions of powders selected from the group consisting of micro-silica, silica flour, fine silica flour, silica sand, fine particle size cement, ultra-fine particle size cement, fly ash, slag, vitrified shale and zeolite.
Claims44
An oil suspension of silica powder comprising:
- silica powder;
- mineral oil;
- an oleophilic clay;
- an oleophilic surfactant;
- and a hydrophilic surfactant.
A cement composition comprising:
- a hydraulic cement;
- water present in an amount sufficient to form a slurry;
- and
- an oil suspension of silica powder that comprises silica powder, mineral oil, an oleophilic clay, an oleophilic surfactant and a hydrophilic surfactant.
An oil suspension comprising a powder selected from the group consisting of micro-silica, silica flour, fine silica flour, silica sand, fine particle size cement, ultra-fine particle size cement, fly ash, slag, vitrified shale and zeolite;
- mineral oil;
- an oleophilic clay;
- an oleophilic surfactant;
- and a hydrophilic surfactant.
A cement composition comprising:
- a hydraulic cement;
- water present in an amount sufficient to form a slurry;
- and
- an oil suspension comprising a powder selected from the group consisting of micro-silica, silica flour, fine silica flour, silica sand, fine particle size cement, ultra-fine particle size cement, fly ash, slag, vitrified shale and zeolite;
- mineral oil;
- an oleophilic clay;
- an oleophilic surfactant;
- and a hydrophilic surfactant.
Dependencies are inferred from the claim text.