Assignee
KELLER CORP
11 granted patents·290 citations·filing 1975–1988
Top patents by PatentIndex Score
11 records- 0192US4030893AMethod of preparing low-sulfur, low-ash fuelKELLER CORP·Filed 1976·Granted Jun 21, 1977·52 cites·17 claims
- 0289US4045092AFuel composition and method of manufactureKELLER CORP·Filed 1975·Granted Aug 30, 1977·40 cites·13 claims
- 0384US4018293AMethod and apparatus for controlled fracturing of subterranean formationsKELLER CORP·Filed 1976·Granted Apr 19, 1977·57 cites·11 claims
- 0475US4146366AMethod of removing gangue materials from coalKELLER CORP·Filed 1977·Granted Mar 27, 1979·23 cites·18 claims
- 0573US4192651AMethod of producing pulverulent carbonaceous fuelKELLER CORP·Filed 1978·Granted Mar 11, 1980·21 cites·8 claims
- 0670US3968999AMethod of making available fuels from arctic environmentsKELLER CORP·Filed 1975·Granted Jul 13, 1976·20 cites·2 claims
- 0767US4089657AStabilized suspension of carbon in hydrocarbon fuel and method of preparationKELLER CORP·Filed 1977·Granted May 16, 1978·17 cites·13 claims
- 0861US4161368ABrick blending apparatusKELLER CORP·Filed 1978·Granted Jul 17, 1979·20 cites·12 claims
- 0960US4313386ASystem for transport of mixtures of solid particulate fuel and air, and rotary distributor suitable for use thereinKELLER CORP·Filed 1979·Granted Feb 2, 1982·23 cites·6 claims
- 1052US5045087AStabilized suspensions of carbon or carbonaceous fuel particles in waterKELLER CORP·Filed 1988·Granted Sep 3, 1991·9 cites·17 claims
- 1140US4097217AMethod for converting combustor from hydrocarbonaceous fuel to carbonaceous fuelKELLER CORP·Filed 1976·Granted Jun 27, 1978·8 cites·5 claims
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