Well cementing

Details Well cementing Well cementing

1976-03-29

1977-12-27

Poer, J.

Compositions: coating or plastic

Coating or plastic compositions

Metal-depositing composition or substrate-sensitizing...

106315, 166293, C04B 735

Patent

active

040653188

ABSTRACT:
Wells and like borings into the earth's surface, especially those for the production of petroleum and gas, are very well and efficaciously cemented with cement compositions or pastes containing, as their effective gel control and cement set retardation agent, an additive that is a resulfonated, alkaline oxidized, hydrolyzed, partially desulfonated lignosulfonate product.

REFERENCES:
patent: 2880102 (1959-03-01), Woodward et al.
patent: 3126291 (1964-03-01), King et al.
patent: 3753748 (1973-08-01), Martin
patent: 3772045 (1973-11-01), Haldas et al.

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