Assignee
KERR MCGEE COAL CORP
US·15 granted patents·303 citations·filing 1979–1991
Top patents by PatentIndex Score
15 records- 0185US4629392ASystem for batch loading coal into railroad carsKERR MCGEE COAL CORP·Filed 1984·Granted Dec 16, 1986·46 cites·17 claims
- 0281US4460308AMethod for loading coal into railroad carsKERR MCGEE COAL CORP·Filed 1982·Granted Jul 17, 1984·37 cites·27 claims
- 0378US4299295AProcess for degasification of subterranean mineral depositsKERR MCGEE COAL CORP·Filed 1980·Granted Nov 10, 1981·79 cites·24 claims
- 0465US4904154ALoading system for railroad carsKERR MCGEE COAL CORP·Filed 1988·Granted Feb 27, 1990·25 cites·16 claims
- 0558US4908047ASoot removal from exhaust gasKERR MCGEE COAL CORP·Filed 1987·Granted Mar 13, 1990·24 cites·17 claims
- 0657US4645654AReducing sulfur content in flue gases produced by coal combustionKERR MCGEE COAL CORP·Filed 1982·Granted Feb 24, 1987·18 cites·23 claims
- 0756US5125230ASoot removal from exhaust gasKERR MCGEE COAL CORP·Filed 1991·Granted Jun 30, 1992·25 cites·4 claims
- 0847US4702899AProcess for treating coal to reduce sulfur content in flue gases produced by coal combustionKERR MCGEE COAL CORP·Filed 1986·Granted Oct 27, 1987·13 cites·8 claims
- 0946US4273193AProcess for use in degasification of subterranean mineral depositsKERR MCGEE COAL CORP·Filed 1980·Granted Jun 16, 1981·18 cites·4 claims
- 1038US4605421AProcess for the preparation of a carbonaceous-derived solid fuel productKERR MCGEE COAL CORP·Filed 1984·Granted Aug 12, 1986·5 cites·14 claims
- 1129US4290725AParticulate material transfer systemKERR MCGEE COAL CORP·Filed 1979·Granted Sep 22, 1981·4 cites·19 claims
- 1228US4396339AParticulate material transfer systemKERR MCGEE COAL CORP·Filed 1981·Granted Aug 2, 1983·4 cites·12 claims
- 1325US4417840AParticulate material transfer systemKERR MCGEE COAL CORP·Filed 1981·Granted Nov 29, 1983·2 cites·7 claims
- 1424US4746498AProcess for reducing gaseous sulfur dioxide content of flue gases by preheating coals prior to burning such coals and by controlling combustion temperature levelsKERR MCGEE COAL CORP·Filed 1984·Granted May 24, 1988·2 cites·2 claims
- 1524US4277215AArticulate material transfer systemKERR MCGEE COAL CORP·Filed 1979·Granted Jul 7, 1981·1 cites·39 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →