Inventor · disambiguated record
Thomas S. Dewitz
Also filed as: DEWITZ THOMAS S · DEWITZ THOMAS SHAUN
27 granted patents·1,002 citations·filing 1982–1996
97Inventor score
Files withSHELL OIL CO27
Top patents by PatentIndex Score
27 records- 0199US4797262ADownflow fluidized catalytic cracking systemSHELL OIL CO·Filed 1987·Granted Jan 10, 1989·300 cites·19 claims
- 0289US4941779ACompartmented gas injection deviceSHELL OIL CO·Filed 1989·Granted Jul 17, 1990·62 cites·22 claims
- 0389US4693808ADownflow fluidized catalytic cranking reactor process and apparatus with quick catalyst separation means in the bottom thereofSHELL OIL CO·Filed 1986·Granted Sep 15, 1987·52 cites·9 claims
- 0487US5106240AAerated discharge deviceSHELL OIL CO·Filed 1988·Granted Apr 21, 1992·45 cites·33 claims
- 0586US4838898AMethod of removal and disposal of fly ash from a high-temperature, high-pressure synthesis gas streamSHELL OIL CO·Filed 1988·Granted Jun 13, 1989·50 cites·16 claims
- 0685US4810264AProcess for cleaning and splitting particle-containing fluid with an adjustable cyclone separatorSHELL OIL CO·Filed 1987·Granted Mar 7, 1989·46 cites·3 claims
- 0784US5129766AAeration tube discharge control deviceSHELL OIL CO·Filed 1988·Granted Jul 14, 1992·39 cites·6 claims
- 0884US4865627AMethod and apparatus for separating fine particulates from a mixture of fine particulates and gasSHELL OIL CO·Filed 1987·Granted Sep 12, 1989·62 cites·10 claims
- 0984US4455220ASeparation of fluid cracking catalyst particles from gaseous hydrocarbonsSHELL OIL CO·Filed 1982·Granted Jun 19, 1984·44 cites·10 claims
- 1083US5017196AMethod for enhancing energy recovery from a high temperature, high pressure synthesis gas streamSHELL OIL CO·Filed 1990·Granted May 21, 1991·39 cites·7 claims
- 1183US4830545AFeed line designSHELL OIL CO·Filed 1987·Granted May 16, 1989·34 cites·10 claims
- 1278US4692311AApparatus for the separation of fluid cracking catalyst particles from gaseous hydrocarbonsSHELL OIL CO·Filed 1984·Granted Sep 8, 1987·34 cites·6 claims
- 1375US4781576ARetractable burner for coal gasification plantsSHELL OIL CO·Filed 1987·Granted Nov 1, 1988·21 cites·4 claims
- 1473US5143521AMethod for producing gas using energy recovering coal feeding stepsSHELL OIL CO·Filed 1991·Granted Sep 1, 1992·24 cites·5 claims
- 1567US4853003ARemoval of particulates from synthesis gasSHELL OIL CO·Filed 1987·Granted Aug 1, 1989·23 cites·20 claims
- 1664US5869008AApparatus and method for the separation and stripping of fluid catalyst cracking particles from gaseous hydrocarbonsSHELL OIL CO·Filed 1996·Granted Feb 9, 1999·24 cites·23 claims
- 1763US4838738APressure compensated weigh systemSHELL OIL CO·Filed 1987·Granted Jun 13, 1989·22 cites·60 claims
- 1861US4934876AAeration apparatus for discharge control of particulate matterSHELL OIL CO·Filed 1988·Granted Jun 19, 1990·12 cites·13 claims
- 1957US5232466AApparatus for producing gas using energy recovering pressurizing systemSHELL OIL CO·Filed 1992·Granted Aug 3, 1993·11 cites·5 claims
- 2054US4731228AReactor and horizontal cyclone separator with primary mass flow and secondary centrifugal separation of solid and fluid phasesSHELL OIL CO·Filed 1986·Granted Mar 15, 1988·15 cites·10 claims
- 2151US5127772AMethod and apparatus for the control of suspension density by use of a radiation sourceSHELL OIL CO·Filed 1987·Granted Jul 7, 1992·7 cites·2 claims
- 2251US4834588AFeed line-pulsed gas injectionSHELL OIL CO·Filed 1987·Granted May 30, 1989·12 cites·38 claims
- 2349US4844663AFeed line-ultrasonic activated gas injectionSHELL OIL CO·Filed 1987·Granted Jul 4, 1989·8 cites·37 claims
- 2448US4943190AAeration tube discharge control device with variable fluidic valveSHELL OIL CO·Filed 1988·Granted Jul 24, 1990·6 cites·20 claims
- 2536US4877419AStripping and depressurization of solids and gas mixtureSHELL OIL CO·Filed 1987·Granted Oct 31, 1989·2 cites·5 claims
- 2635US4976755AStripping and depressurization of solids and gas mixtureSHELL OIL CO·Filed 1989·Granted Dec 11, 1990·4 cites·2 claims
- 2733US5529591AReverse flow separatorSHELL OIL CO·Filed 1994·Granted Jun 25, 1996·4 cites·6 claims
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