Assignee
LUMMUS CO
US·171 granted patents·2,580 citations·filing 1968–1984
Top patents by PatentIndex Score
171 records- 0197US4496752AProduction of epoxy compounds from olefinic compoundsLUMMUS CO·Filed 1979·Granted Jan 29, 1985·62 cites·18 claims
- 0296US4411768AHydrogenation of high boiling hydrocarbonsLUMMUS CO·Filed 1982·Granted Oct 25, 1983·97 cites·6 claims
- 0395US4129604AReactor effluent quench systemLUMMUS CO·Filed 1976·Granted Dec 12, 1978·35 cites·3 claims
- 0494US4415460AOxidation of organics in aqueous salt solutionsLUMMUS CO·Filed 1982·Granted Nov 15, 1983·77 cites·19 claims
- 0594US4240885AOxidation of organics in aqueous salt solutionsLUMMUS CO·Filed 1979·Granted Dec 23, 1980·56 cites·24 claims
- 0694US4181601AFeed hydrotreating for improved thermal crackingLUMMUS CO·Filed 1978·Granted Jan 1, 1980·61 cites·12 claims
- 0793US4410714AProduction of epoxy compounds from olefinic compoundsLUMMUS CO·Filed 1979·Granted Oct 18, 1983·33 cites·7 claims
- 0893US4208191AProduction of pipeline gas from coalLUMMUS CO·Filed 1978·Granted Jun 17, 1980·44 cites·15 claims
- 0993US4008133AProduction of epoxy compounds from olefinic compoundsLUMMUS CO·Filed 1976·Granted Feb 15, 1977·36 cites·18 claims
- 1092US4134926AProduction of ethylene from ethanolLUMMUS CO·Filed 1977·Granted Jan 16, 1979·67 cites·4 claims
- 1192US3963645ASupported metal oxidesLUMMUS CO·Filed 1971·Granted Jun 15, 1976·25 cites·20 claims
- 1291US4113603ATwo-stage hydrotreating of pyrolysis gasoline to remove mercaptan sulfur and dienesLUMMUS CO·Filed 1977·Granted Sep 12, 1978·46 cites·14 claims
- 1390US4342642ASteam pyrolysis of hydrocarbonsLUMMUS CO·Filed 1980·Granted Aug 3, 1982·53 cites·9 claims
- 1490US3968200AReactor effluent quench systemLUMMUS CO·Filed 1972·Granted Jul 6, 1976·20 cites·12 claims
- 1589US4343691AHeat and water recovery from aqueous waste streamsLUMMUS CO·Filed 1981·Granted Aug 10, 1982·44 cites·8 claims
- 1689US4198212ACoal gasification effluent treatmentLUMMUS CO·Filed 1978·Granted Apr 15, 1980·33 cites·8 claims
- 1789US4041721AVessel having natural gas liquefaction capabilitiesLUMMUS CO·Filed 1975·Granted Aug 16, 1977·73 cites·3 claims
- 1888US4443620AProduction of epoxy compounds from olefinic compoundsLUMMUS CO·Filed 1979·Granted Apr 17, 1984·31 cites·7 claims
- 1988US4423022AProcesses for carrying out catalytic exothermic and endothermic high-pressure gas reactionsLUMMUS CO·Filed 1983·Granted Dec 27, 1983·37 cites·2 claims
- 2088US4273621AProcess for dehydrating ethanol and for the production of gasohol therefromLUMMUS CO·Filed 1980·Granted Jun 16, 1981·66 cites·23 claims
- 2186US3983711APlural stage distillation of a natural gas streamLUMMUS CO·Filed 1975·Granted Oct 5, 1976·59 cites·14 claims
- 2285US4341737AApparatus for carrying out catalytic exothermic and endothermic high-pressure gas reactionsLUMMUS CO·Filed 1979·Granted Jul 27, 1982·36 cites·6 claims
- 2385US4042640AOxychlorination of hydrocarbonsLUMMUS CO·Filed 1975·Granted Aug 16, 1977·17 cites·7 claims
- 2484US4012212AProcess and apparatus for liquefying natural gasLUMMUS CO·Filed 1975·Granted Mar 15, 1977·47 cites·13 claims
- 2584US4004430AProcess and apparatus for treating natural gasLUMMUS CO·Filed 1974·Granted Jan 25, 1977·54 cites·10 claims
- 2683US4214087AProduction of carboxylic acids from nitrilesLUMMUS CO·Filed 1978·Granted Jul 22, 1980·11 cites·14 claims
- 2783US4059504AHydrotreating of pyrolysis gasolineLUMMUS CO·Filed 1976·Granted Nov 22, 1977·27 cites·8 claims
- 2882US4216074ADual delayed coking of coal liquefaction productLUMMUS CO·Filed 1978·Granted Aug 5, 1980·23 cites·8 claims
- 2982US4173529AHydrotreating of pyrolysis gasolineLUMMUS CO·Filed 1978·Granted Nov 6, 1979·26 cites·14 claims
- 3082US4008241ANicotinamide productionLUMMUS CO·Filed 1975·Granted Feb 15, 1977·11 cites·9 claims
- 3181US4126526ACyclic process for production of alkylene oxide using electrolysis of brineLUMMUS CO·Filed 1977·Granted Nov 21, 1978·39 cites·12 claims
- 3281US4108798AProcess for the production of petroleum cokeLUMMUS CO·Filed 1976·Granted Aug 22, 1978·28 cites·12 claims
- 3380US3932266ASynthetic crude from coalLUMMUS CO·Filed 1973·Granted Jan 13, 1976·20 cites·14 claims
- 3479US4326853ACoke production from liquid derived from sub-bituminous and/or lignitic coalLUMMUS CO·Filed 1980·Granted Apr 27, 1982·20 cites·17 claims
- 3579US4119705AProduction of chlorineLUMMUS CO·Filed 1977·Granted Oct 10, 1978·23 cites·12 claims
- 3679US4028221ALiquefaction of sub-bituminous and lignitic coalLUMMUS CO·Filed 1975·Granted Jun 7, 1977·23 cites·12 claims
- 3778US4074660AWaste heat recovery from high temperature reaction effluentsLUMMUS CO·Filed 1975·Granted Feb 21, 1978·26 cites·9 claims
- 3878US4009214ASeparation of hydrogen fluoride from hydrogen chloride gasLUMMUS CO·Filed 1975·Granted Feb 22, 1977·11 cites·8 claims
- 3978US3963584ARecovery of 1,2-dichloroethane from vinyl chloride production effluentLUMMUS CO·Filed 1974·Granted Jun 15, 1976·9 cites·3 claims
- 4076US4292170ARemoval of quinoline insolubles from coal derived fractionsLUMMUS CO·Filed 1979·Granted Sep 29, 1981·17 cites·11 claims
- 4176US4108761ADenitrification of carbonaceous feedstocksLUMMUS CO·Filed 1977·Granted Aug 22, 1978·21 cites·12 claims
- 4275US3968152AProduction of aromatic carboxylic acidsLUMMUS CO·Filed 1975·Granted Jul 6, 1976·16 cites·10 claims
- 4375US3954595ACoal liquefactionLUMMUS CO·Filed 1974·Granted May 4, 1976·15 cites·13 claims
- 4474US4434048AHydrotreating catalyst and use thereofLUMMUS CO·Filed 1983·Granted Feb 28, 1984·25 cites·8 claims
- 4574US4207168ATreatment of pyrolysis fuel oilLUMMUS CO·Filed 1978·Granted Jun 10, 1980·21 cites·17 claims
- 4674US3990858ADevice for retaining particulate material in upflow tubesLUMMUS CO·Filed 1974·Granted Nov 9, 1976·25 cites·10 claims
- 4773US4405439ARemoval of quinoline insolubles from coal derived fractionsLUMMUS CO·Filed 1981·Granted Sep 20, 1983·23 cites·5 claims
- 4873US4329525AProduction of chlorinated compounds by use of molten saltsLUMMUS CO·Filed 1978·Granted May 11, 1982·18 cites·13 claims
- 4973US3951862AProcess for the preparation of ammonia synthesis catalystLUMMUS CO·Filed 1974·Granted Apr 20, 1976·13 cites·16 claims
- 5072US4284781ASupported vanadia catalyst and use thereof for nitrile productionLUMMUS CO·Filed 1978·Granted Aug 18, 1981·8 cites·24 claims
Showing the top 50 of 171 patent records by PatentIndex Score.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →