Thixotropic cementing compositions

Details Thixotropic cementing compositions Thixotropic cementing compositions

1973-07-20

1976-05-25

Padgett, Benjamin R.

Compositions: coating or plastic

Coating or plastic compositions

Metal-depositing composition or substrate-sensitizing...

166 93, 166 89, 252 855R, 106194, C04B 7353

Patent

active

039590038

ABSTRACT:
A thixotropic cementing composition for use in oil and gas wells comprises a hydraulic cement slurry including as an additive a complex reaction product of a water soluble carboxyalkyl, hydroxyalkyl or mixed carboxyalkyl hydroxyalkyl ether of cellulose, and a polyvalent metal salt, for example a reaction product of hydroxyethylcellulose and zirconyl chloride.

REFERENCES:
patent: 2842451 (1958-07-01), Grummitt et al.
patent: 2890752 (1959-06-01), Crone et al.
patent: 3332794 (1967-07-01), Hart

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