Chloride-free set accelerated cement compositions and methods

Details Chloride-free set accelerated cement compositions and methods Chloride-free set accelerated cement compositions and methods

1990-10-17

1992-07-07

Dixon, Jr., William R.

Compositions: coating or plastic

Materials or ingredients

Additive materials for inorganic cements which contain a...

106725, 106728, 106810, 106823, 166292, 166293, C04B 2200

Patent

active

051279550

ABSTRACT:
Chloride-free set accelerated cement compositions and methods of using the compositions for cementing conduits in well bores are provided. The compositions are comprised of hydraulic cement, sufficient water to form a pumpable slurry and a chloride-free set accelerator selected from trihydroxybenzoic acid, disodium dihydroxybenzenedisulfonate or derivatives of such compounds.

REFERENCES:
patent: 4238236 (1980-12-01), Falcoz et al.
patent: 4742094 (1988-05-01), Brothers et al.
patent: 4967839 (1990-11-01), Carpenter et al.

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