Welan gum in cement compositions

Details Welan gum in cement compositions Welan gum in cement compositions

1990-04-02

1991-04-02

Griffin, Ronald W.

Compositions: coating or plastic

Coating or plastic compositions

Inorganic settable ingredient containing

106730, 106804, 106819, 106823, C08B 3700, E21B 3300

Patent

active

050045067

ABSTRACT:
Cement compositions, i.e., mortar, structured concrete, pre-cast concrete, and oilfield cement, comprising 0.01-0.9% (wt/wt) welan gum are described.

REFERENCES:
patent: 4342866 (1982-08-01), Kang et al.
patent: 4450009 (1984-05-01), Childs et al.
patent: 4717488 (1988-01-01), Seheult et al.

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