Cement compositions

Details Cement compositions Cement compositions

1983-06-03

1984-11-06

Poer, James

Compositions: coating or plastic

Coating or plastic compositions

Proteinaceous material containing

106109, 106111, C04B 732, C04B 1112

Patent

active

044810377

ABSTRACT:
A cement composition which when mixed with water hydrates to form a hardened cement containing ettringite comprises a high alumina cement, beta-anhydrite and calcium oxide and/or calcium hydroxide. The composition may also contain a calcium sulphate which is partially water soluble, an alkali metal sulphate, an accelerator for the high alumina cement such as lithium carbonate, and/or a bentonite clay. The composition is particularly suitable for filling cavities in mines.

REFERENCES:
patent: 3024123 (1962-03-01), Theilacker et al.
patent: 3775143 (1973-11-01), Mikhailov et al.
patent: 4350533 (1982-09-01), Galer et al.

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