Method of backfilling

Details Method of backfilling Method of backfilling

1974-06-03

1977-09-27

Gilliam, Paul R.

Compositions: coating or plastic

Coating or plastic compositions

Alkali metal silicate containing

106 97, F16L 100, C04B 702, C04B 712

Patent

active

040502619

ABSTRACT:
The invention relates to a controlled density fill material and a method of using such fill material in, for examples, the backfilling of sewers, embankments, structures and utility trenches. The material includes Portland cement, fly ash and aggregates. The material, while having some properties of both, is neither a soil nor a concrete.

REFERENCES:
patent: 2250107 (1941-07-01), Nelles
patent: 2414734 (1947-01-01), Gilbman
patent: 2527766 (1950-10-01), Rule
patent: 2622989 (1952-12-01), Klyisman
patent: 2945769 (1960-07-01), Gama et al.
patent: 3719511 (1973-03-01), Bevard et al.
"Use of Potash in Concrete" Wanzer, pp. 38-46, Combustion, Feb. 1959.

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