Dispersions of coal in water useful as a fuel

Details Dispersions of coal in water useful as a fuel Dispersions of coal in water useful as a fuel

1982-09-30

1988-02-02

Dixon, Jr., William R.

Fuel and related compositions

Liquid fuels

Aluminum or heavy metal, other than lead, containing

252351, 252356, C10L 132

Patent

active

047227400

ABSTRACT:
A dispersion of coal in water includes particulate coal dispersed in an aqueous solution including a multi-component additive. The multi-component additive includes a water-soluble, nonionic wetting agent, a water-soluble, low molecular weight polymer, and a water-soluble, medium-to-high molecular weight polymer. The particulte coal has a particle size distribution with a major portion of particulate coal having a weight average particle size of from about 75 .mu.m to about 35 .mu.m and a minor portion of particulate coal having an average particle size of about 6 .mu.m to about 15 .mu.m.

REFERENCES:
patent: 2346151 (1944-04-01), Burk et al.
patent: 4125382 (1978-11-01), O'Brien et al.
patent: 4295859 (1981-10-01), Boehmke
patent: 4358293 (1982-11-01), Mark
patent: 4375358 (1983-03-01), Swartz et al.

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