RB

Robert W. Bachtel

Chevron: 18 patents #227 of 4,788Top 5%
Overall (All Time): #226,151 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6554994 Upflow reactor system with layered catalyst bed for hydrotreating heavy feedstocks Bruce Reynolds, Fred W. Lam, Julie Chabot, Fernando J. Antezana, Kirk R. Gibson +2 more 2003-04-29
6031146 Thermocouple well assembly with a sealing coupling and a method for eliminating leaks in hydroconversion reactors while continuing to hydroprocess 2000-02-29
5958220 Gas-pocket distributor and method for hydroprocessing a hydrocarbon feed stream Bruce Reynolds, Bruce E. Stangeland, Krishniah Parimi 1999-09-28
5885534 Gas pocket distributor for hydroprocessing a hydrocarbon feed stream Bruce Reynolds, Bruce E. Stangeland, Krishniah Parimi 1999-03-23
5858311 Thermocouple well assembly with a sealing coupling and a method for eliminating leaks in hydroconversion reactors while continuing to hydroprocess 1999-01-12
5733440 Catalyst, method and apparatus for an on-stream particle replacement system for countercurrent contact of a gas and liquid feed stream with a packed bed Bruce E. Stangeland, David C. Kramer, David S. Smith, James T. McCall, Georgieanna L. Scheuerman +1 more 1998-03-31
5660715 Apparatus and method for quenching in hydroprocessing of a hydrocarbon feed stream Harold J. Trimble, Bruce Reynolds, Robert J. Klett, David N. Brossard, David E. Earls 1997-08-26
5648051 Apparatus and method for quenching in hydroprocessing of a hydrocarbon feed stream Harold J. Trimble, Bruce Reynolds, Robert J. Klett, David N. Brossard, David E. Earls 1997-07-15
5603904 Apparatus for catalyst replacement Yoshitomo Ohara, Toshio Ishizuka, Tsunehiko Hiraga, Krishniah Parimi, David E. Earls 1997-02-18
5599440 Catalyst method and apparatus for an on-stream particle replacement system for countercurrent contact of a gas and liquid feed stream with a packed bed Bruce E. Stangeland, David C. Kramer, David S. Smith, James T. McCall, Georgieanna L. Scheuerman +1 more 1997-02-04
5527512 Apparatus for catalyst replacement Yoshitomo Ohara, Toshio Ishizuka, Tsunehiko Hiraga 1996-06-18
5522983 Hydrocarbon hydroconversion process Dennis R. Cash 1996-06-04
5498327 Catalyst, method and apparatus for an on-stream particle replacement system for countercurrent contact of a gas and liquid feed stream with a packed bed Bruce E. Stangeland, David C. Kramer, David S. Smith, James T. McCall, Georgieanne L. Scheuerman +1 more 1996-03-12
5492617 Apparatus and method for quenching in hydroprocessing of a hydrocarbon feed stream Harold J. Trimble, Bruce Reynolds, Robert J. Klett, David N. Brossard, David E. Earls 1996-02-20
5409598 Method of hydroprocessing David C. Kramer, Bruce E. Stangeland, David S. Smith, James T. McCall, Georgieanna L. Scheuerman 1995-04-25
5302357 Apparatus for an on-stream particle replacement system for countercurrent contact of a gas and liquid feed stream with a packed bed David C. Kramer, Bruce E. Stangeland, David S. Smith, James T. McCall, Georgieanna L. Scheuerman 1994-04-12
5232577 Hydrocracking process with polycyclic aromatic dimer removal John C. Fetzer, John M. Rosenbaum, Dennis R. Cash, David G. Lammel 1993-08-03
5082551 Hydroconversion effluent separation process Bruce Reynolds, Donald A. Bea 1992-01-21
5076908 Method and apparatus for an on-stream particle replacement system for countercurrent contact of a gas and liquid feed stream with a packed bed Bruce E. Stangeland, David C. Kramer, David S. Smith, James T. McCall, Georgieanna L. Scheuerman 1991-12-31
4404088 Three-stage hydrocracking process Dennis R. Cash 1983-09-13