Inventor · disambiguated record
Howard C. Rowles
Also filed as: ROWLES HOWARD C · ROWLES HOWARD CHARLES
33 granted patents·1 pending application·1,442 citations·filing 1974–2003
98Inventor score
Files withAIR PROD & CHEM33
Top patents by PatentIndex Score
34 records- 0198US6662589B1Integrated high pressure NGL recovery in the production of liquefied natural gasAIR PROD & CHEM·Filed 2003·Granted Dec 16, 2003·175 cites·31 claims
- 0298US4734115ALow pressure process for C3+ liquids recovery from process product gasAIR PROD & CHEM·Filed 1986·Granted Mar 29, 1988·234 cites·13 claims
- 0393US4720294ADephlegmator process for carbon dioxide-hydrocarbon distillationAIR PROD & CHEM·Filed 1986·Granted Jan 19, 1988·85 cites·8 claims
- 0492US4707170AStaged multicomponent refrigerant cycle for a process for recovery of C+ hydrocarbonsAIR PROD & CHEM·Filed 1986·Granted Nov 17, 1987·75 cites·15 claims
- 0589US6560989B1Separation of hydrogen-hydrocarbon gas mixtures using closed-loop gas expander refrigerationAIR PROD & CHEM·Filed 2002·Granted May 13, 2003·70 cites·27 claims
- 0689US4002042ARecovery of C2 + hydrocarbons by plural stage rectification and first stage dephlegmationAIR PROD & CHEM·Filed 1974·Granted Jan 11, 1977·66 cites·19 claims
- 0787US4720293AProcess for the recovery and purification of ethyleneAIR PROD & CHEM·Filed 1987·Granted Jan 19, 1988·60 cites·17 claims
- 0886US5634354AOlefin recovery from olefin-hydrogen mixturesAIR PROD & CHEM·Filed 1996·Granted Jun 3, 1997·59 cites·22 claims
- 0977US6349566B1Dephlegmator system and processAIR PROD & CHEM·Filed 2000·Granted Feb 26, 2002·37 cites·17 claims
- 1077US5741350ARecovery of hydrocarbons from polyalkene product purge gasAIR PROD & CHEM·Filed 1996·Granted Apr 21, 1998·40 cites·18 claims
- 1177US5379597AMixed refrigerant cycle for ethylene recoveryAIR PROD & CHEM·Filed 1994·Granted Jan 10, 1995·32 cites·20 claims
- 1276US6266977B1Nitrogen refrigerated process for the recovery of C2+ HydrocarbonsAIR PROD & CHEM·Filed 2000·Granted Jul 31, 2001·27 cites·15 claims
- 1376US5533437ARecovery of hydrocarbons from polyalkene product purge gasAIR PROD & CHEM·Filed 1995·Granted Jul 9, 1996·33 cites·23 claims
- 1476US4714487AProcess for recovery and purification of C3 -C4+ hydrocarbons using segregated phase separation and dephlegmationAIR PROD & CHEM·Filed 1986·Granted Dec 22, 1987·30 cites·6 claims
- 1576US4455158ANitrogen rejection process incorporating a serpentine heat exchangerAIR PROD & CHEM·Filed 1983·Granted Jun 19, 1984·28 cites·15 claims
- 1676US4270940ARecovery of C2 hydrocarbons from demethanizer overheadAIR PROD & CHEM·Filed 1979·Granted Jun 2, 1981·27 cites·10 claims
- 1775US4732598ADephlegmator process for nitrogen rejection from natural gasAIR PROD & CHEM·Filed 1986·Granted Mar 22, 1988·31 cites·17 claims
- 1873US5983665AProduction of refrigerated liquid methaneAIR PROD & CHEM·Filed 1998·Granted Nov 16, 1999·36 cites·21 claims
- 1972US5377490AOpen loop mixed refrigerant cycle for ethylene recoveryAIR PROD & CHEM·Filed 1994·Granted Jan 3, 1995·26 cites·27 claims
- 2070US4525187ADual dephlegmator process to separate and purify syngas mixturesAIR PROD & CHEM·Filed 1984·Granted Jun 25, 1985·24 cites·24 claims
- 2168US5502972AMixed refrigerant cycle for ethylene recoveryAIR PROD & CHEM·Filed 1994·Granted Apr 2, 1996·23 cites·20 claims
- 2267US5361589APrecooling for ethylene recovery in dual demethanizer fractionation systemsAIR PROD & CHEM·Filed 1994·Granted Nov 8, 1994·26 cites·10 claims
- 2367US4270939ASeparation of hydrogen containing gas mixturesAIR PROD & CHEM·Filed 1979·Granted Jun 2, 1981·19 cites·8 claims
- 2466US5497626AOpen loop mixed refrigerant cycle for ethylene recoveryAIR PROD & CHEM·Filed 1994·Granted Mar 12, 1996·22 cites·27 claims
- 2564US5596883ALight component stripping in plate-fin heat exchangersAIR PROD & CHEM·Filed 1995·Granted Jan 28, 1997·27 cites·19 claims
- 2664US4749393AProcess for the recovery of hydrogen/heavy hydrocarbons from hydrogen-lean feed gasesAIR PROD & CHEM·Filed 1987·Granted Jun 7, 1988·21 cites·11 claims
- 2763US4510023APerforated bubble caps for enhanced vapor/liquid contact on a distillation trayAIR PROD & CHEM·Filed 1983·Granted Apr 9, 1985·21 cites·16 claims
- 2862US4921514AMixed refrigerant/expander process for the recovery of C3+ hydrocarbonsAIR PROD & CHEM·Filed 1989·Granted May 1, 1990·20 cites·11 claims
- 2962US4519825AProcess for recovering C4 + hydrocarbons using a dephlegmatorAIR PROD & CHEM·Filed 1983·Granted May 28, 1985·20 cites·8 claims
- 3059US5802871ADephlegmator process for nitrogen removal from natural gasAIR PROD & CHEM·Filed 1997·Granted Sep 8, 1998·18 cites·19 claims
- 3159US4496382AProcess using serpentine heat exchange relationship for condensing substantially single component gas streamsAIR PROD & CHEM·Filed 1983·Granted Jan 29, 1985·16 cites·12 claims
- 3244US6487876B2Method for providing refrigeration to parallel heat exchangersAIR PROD & CHEM·Filed 2001·Granted Dec 3, 2002·3 cites·21 claims
- 3339US5287703AProcess for the recovery of C2 + or C3 + hydrocarbonsAIR PROD & CHEM·Filed 1991·Granted Feb 22, 1994·11 cites·6 claims
- 3429US2002166656A1Heat exchanger columnFiled 2001·Application pending·0 cites
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