Inventor · disambiguated record
Kenneth F. Butwell
Also filed as: BUTWELL KENNETH · BUTWELL KENNETH F · BUTWELL KENNETH FRANCIS
16 granted patents·586 citations·filing 1975–2005
95Inventor score
Top patents by PatentIndex Score
16 records- 0196US6497750B2Pressure swing adsorption processENGELHARD CORP·Filed 2001·Granted Dec 24, 2002·106 cites·20 claims
- 0296US6444012B1Selective removal of nitrogen from natural gas by pressure swing adsorptionENGELHARD CORP·Filed 2000·Granted Sep 3, 2002·116 cites·38 claims
- 0387US7311891B2Process for the recovery of sulfur from Claus tail gas streamsBASF CATALYSTS LLC·Filed 2005·Granted Dec 25, 2007·10 cites·18 claims
- 0486US6315817B1Selective removal of nitrogen from natural gas by pressure swing adsorptionENGELHARD CORP·Filed 2000·Granted Nov 13, 2001·38 cites·8 claims
- 0586US6197092B1Selective removal of nitrogen from natural gas by pressure swing adsorptionENGELHARD CORP·Filed 1999·Granted Mar 6, 2001·56 cites·7 claims
- 0682US6387159B1Claus feed gas hydrocarbon removalENGELHARD CORP·Filed 2000·Granted May 14, 2002·25 cites·44 claims
- 0781US4184855AProcess for CO2 removalUNION CARBIDE CORP·Filed 1977·Granted Jan 22, 1980·40 cites·11 claims
- 0880US4079117AProcess for acid gas removalUNION CARBIDE CORP·Filed 1975·Granted Mar 14, 1978·36 cites·7 claims
- 0977US4093701AProcess for acid gas removalUNION CARBIDE CORP·Filed 1976·Granted Jun 6, 1978·31 cites·28 claims
- 1075US6521020B2Claus feed gas hydrocarbon removalENGELHARD CORP·Filed 2002·Granted Feb 18, 2003·17 cites·10 claims
- 1175US6508863B1Claus feed gas hydrocarbon removalENGELHARD CORP·Filed 2001·Granted Jan 21, 2003·20 cites·23 claims
- 1264US4705673AMixed solvent system for treating acidic gasUNION CARBIDE CORP·Filed 1986·Granted Nov 10, 1987·33 cites·14 claims
- 1358US4113837AProcess for separating polymeric contaminants from aqueous absorbent solutions used to treat organic gas-containing gas streamsUNION CARBIDE CORP·Filed 1977·Granted Sep 12, 1978·16 cites·26 claims
- 1454US4278621AVapor-liquid contacting systemUNION CARBIDE CORP·Filed 1980·Granted Jul 14, 1981·17 cites·5 claims
- 1552US4297329AVapor-liquid contacting systemUNION CARBIDE CORP·Filed 1980·Granted Oct 27, 1981·16 cites·3 claims
- 1648US4401560AProcess for the separation of aromatic hydrocarbons from petroleum fractions with heat recoveryUNION CARBIDE CORP·Filed 1982·Granted Aug 30, 1983·9 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →