Low fluid loss cementing compositions

Chemistry of carbon compounds – Miscellaneous organic carbon compounds

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166293, 260 296S, C08K 322, C08K 334

Patent

active

039310965

ABSTRACT:
Improved cementing compositions and their use in well cementing operations is disclosed, wherein methacrylamidopropyltrimethylammonium chloride polymers are used as fluid loss additives for aqueous hydraulic cement slurries.

REFERENCES:
patent: 3094501 (1963-06-01), Wahl et al.
patent: 3661880 (1972-05-01), Markert et al.

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