Oil well cementing composition

Compositions: coating or plastic – Materials or ingredients – Miscellaneous

Patent

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106315, C04B 735

Patent

active

041499000

ABSTRACT:
Oil well cementing compositions and processes are produced using a high efficiency sulfoalkylated lignin retarder composition and modifications thereof to produce cement compositions without gelation problems, having high early strength and with precisely controllable setting time.

REFERENCES:
patent: 2880102 (1959-03-01), Woodard 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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