Oil well cementing process

Details Oil well cementing process Oil well cementing process

1981-08-31

1983-01-18

Novosad, Stephen J.

Wells

Processes

Cementing, plugging or consolidating

106 90, 106315, 260124R, C04B 702, C04B 735, E21B 3314

Patent

active

RE0311278

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.

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patent: 3053673 (1962-09-01), Walker
patent: 3296159 (1967-01-01), Lissner
patent: 3634387 (1972-01-01), Dougherty
patent: 3662830 (1972-05-01), Martin
patent: 3723145 (1973-03-01), Haldas et al.
patent: 3772045 (1973-11-01), Haldas et al.
patent: 3821985 (1974-07-01), George
Goheen et al., "Lignite", Kirk-Othmer Encyclopedia of Chemical Technology, 2d. Ed., vol. 12, Interscience Publishers, Div. of John Wiley & Sons, Inc., New York, N.Y., 1967, pp. 361-381.
Schubert, "Light Stability of Polymers-Lignin", Encyclopedia of Polymer Science and Technology, vol. 8, Interscience Publishers, a Div. of John Wiley & Sons, Inc., New York, N.Y., 1968, pp. 233-272.

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