Inventor · disambiguated record
Richard D. Coleman
Also filed as: COLEMAN RICHARD D
11 granted patents·264 citations·filing 1979–1994
91Inventor score
Top patents by PatentIndex Score
11 records- 0188US5190566AIncorporation of a coprocessing additive into coal/oil agglomeratesCA MINISTER ENERGY·Filed 1992·Granted Mar 2, 1993·63 cites·7 claims
- 0286US4998624AMethod of separating carbonaceous components from particulate coal containing inorganic solids and apparatus thereforCANADIAN PATENTS DEV·Filed 1989·Granted Mar 12, 1991·58 cites·2 claims
- 0384US4269699ABioadsorption alteration of iron sulfide surfacesCANADIAN PATENTS DEV·Filed 1979·Granted May 26, 1981·42 cites·17 claims
- 0480US5527365AIrreversible drying of carbonaceous fuelsCA NAT RESEARCH COUNCIL·Filed 1994·Granted Jun 18, 1996·32 cites·12 claims
- 0578US4284413AIn-line method for the beneficiation of coal and the formation of a coal-in-oil combustible fuel therefromCANADIAN PATENTS DEV·Filed 1979·Granted Aug 18, 1981·25 cites·5 claims
- 0673US4601729AAqueous phase continuous, coal fuel slurry and a method of its productionCANADIAN PATENTS DEV·Filed 1984·Granted Jul 22, 1986·18 cites·3 claims
- 0745US4303505ASelective separation of hydrophilic component from mixtures using pastesARCANUM CORP·Filed 1979·Granted Dec 1, 1981·9 cites·20 claims
- 0843US4874393AMethod of producing fuel of relatively higher calorific value from low rank and oxidized coalCANADIAN PATENTS DEV·Filed 1987·Granted Oct 17, 1989·8 cites·2 claims
- 0940US4648962AMethod of breaking down chemisorption bond of clay-containing heavy oil water emulsionsCANADIAN PATENTS DEV·Filed 1986·Granted Mar 10, 1987·7 cites·2 claims
- 1028US5350430AOil/coal coprocessing in which agglomerated coal forms part of feedstockCA MINISTER ENERGY·Filed 1994·Granted Sep 27, 1994·1 cites·5 claims
- 1125US4972956AMethod of removing carbonaceous particles, essentially free of pyritic sulphur, from an aqueous coal slurryCA NAT RESEARCH COUNCIL·Filed 1989·Granted Nov 27, 1990·1 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →