Method of cementing a well

Details Method of cementing a well Method of cementing a well

1975-06-23

1977-05-24

Novosad, Stephen J.

Wells

Processes

Cementing, plugging or consolidating

E21B 33138, E21B 3314

Patent

active

040249182

ABSTRACT:
A hydraulic cement slurry is disclosed comprising as parts by weight, a hydraulic cement; from 35 to about 65 parts of water per 100 parts of hydraulic cement and a sufficient quantity of both; polyethylene oxide and an alkali metal salt of the condensation product of mononaphthalene sulfonic acid and formaldehyde to reduce the loss of fluid from the cement slurry. A method of cementing locations in a subterranean geologic formation penetrated by a borehole is also disclosed.

REFERENCES:
patent: 3132693 (1964-05-01), Weisand
patent: 3254719 (1966-06-01), Root
patent: 3409080 (1968-11-01), Harrison
patent: 3465825 (1969-09-01), Hook et al.
patent: 3558335 (1971-01-01), Messenger
patent: 3582375 (1971-06-01), Tragesser, Jr.
patent: 3804174 (1974-04-01), Chatterji et al.
patent: 3821985 (1974-07-01), George

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