Method for the consolidation of mining deposits

Details Method for the consolidation of mining deposits Method for the consolidation of mining deposits

1977-12-27

1979-09-25

Welsh, Maurice J.

Hydraulic and earth engineering

Earth treatment or control

Chemical

166295, 299 11, 260 296RW, 260 297UP, 260 297W, E02D 312

Patent

active

041686144

ABSTRACT:
Mining deposits, e.g., coal fields, are consolidated by injecting therein a composition which includes (a) an aqueous dispersion of a vinyl polymer, (b) at least one water-soluble acrylic monomer, and (c) a curing amount of an in situ polymerization catalyst for the acrylic monomer(s) (b); and thence permitting the composition to cure, in situ, into an adherent, consolidating gel matrix for the loose deposit.

REFERENCES:
patent: 2927095 (1960-03-01), Witt
patent: 3281385 (1966-10-01), Berten et al.
patent: 3596469 (1971-08-01), Higashimura et al.
patent: 3651002 (1972-03-01), Higashimura et al.
patent: 3696621 (1972-10-01), Simms et al.

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