Assignee
CARBON FUELS CORP
US·15 granted patents·480 citations·filing 1984–1991
Top patents by PatentIndex Score
15 records- 0196US5132007ACo-generation system for co-producing clean, coal-based fuels and electricityCARBON FUELS CORP·Filed 1990·Granted Jul 21, 1992·177 cites·9 claims
- 0291US4702747ACoal derived/carbon dioxide fuel slurry and method of manufactureCARBON FUELS CORP·Filed 1984·Granted Oct 27, 1987·44 cites·19 claims
- 0387US4671800ALow rank and waste coal derived fuel compositions and method of manufacture of such compositionsCARBON FUELS CORP·Filed 1984·Granted Jun 9, 1987·34 cites·39 claims
- 0484US5240592AMethod for refining coal utilizing short residence time hydrocracking with selective condensation to produce a slate of value-added co-productsCARBON FUELS CORP·Filed 1991·Granted Aug 31, 1993·42 cites·20 claims
- 0580US4842615AUtilization of low rank and waste coals in transportable fluidic fuel systemsCARBON FUELS CORP·Filed 1987·Granted Jun 27, 1989·27 cites·18 claims
- 0679US4832831AMethod of refining coal by hydrodisproportionationCARBON FUELS CORP·Filed 1987·Granted May 23, 1989·26 cites·17 claims
- 0775US4704134ACoal derived/aqueous fuel system and method of manufactureCARBON FUELS CORP·Filed 1984·Granted Nov 3, 1987·19 cites·26 claims
- 0869US4854937AMethod for preparation of coal derived fuel and electricity by a novel co-generation systemCARBON FUELS CORP·Filed 1988·Granted Aug 8, 1989·24 cites·4 claims
- 0968US5021148AMethod of refining coal by short residence time partial liquefaction to produce petroleum substitutes and chemical feedstocksCARBON FUELS CORP·Filed 1989·Granted Jun 4, 1991·18 cites·22 claims
- 1064US5110452AMethod of refining coal by catalyzed short residence time hydrodisproportionation to form a novel coal-derived fuel systemCARBON FUELS CORP·Filed 1990·Granted May 5, 1992·23 cites·24 claims
- 1163US4787915AMethod of varying rheology characteristics of novel coal derived fuel systemCARBON FUELS CORP·Filed 1987·Granted Nov 29, 1988·14 cites·27 claims
- 1255US5198103AMethod for increasing liquid yields from short residence time hydropyrolysis processesCARBON FUELS CORP·Filed 1990·Granted Mar 30, 1993·16 cites·11 claims
- 1342US4971683AMethod of refining coal by short residence time hydrodisproportionation to co-produce coal-based petroleum substitutes and methanolCARBON FUELS CORP·Filed 1990·Granted Nov 20, 1990·8 cites·17 claims
- 1440US4685936AMethod of varying rheology characteristics of novel coal derived fuel systemCARBON FUELS CORP·Filed 1984·Granted Aug 11, 1987·5 cites·19 claims
- 1535US4938782AMethod of refining coal by short residence time hydrodisproportionation to form a novel coal derived fuel systemCARBON FUELS CORP·Filed 1988·Granted Jul 3, 1990·3 cites·20 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →