Inventor
COTTRELL PAUL R
US27 patents
⚠️ This page may combine multiple inventors who share the name “COTTRELL PAUL R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
UOP LLC
15 patentsUS6395664B1May 28, 2002
Process for reactivating a deactivated dehydrocyclodimerization catalyst with water
UOP LLC66 citations93
US6969496B2Nov 29, 2005
Apparatus with increased yield and selectivity using side-by-side reaction zones
UOP LLC16 citations92
US6472577B1Oct 29, 2002
Process for increasing the yield and selectivity of a dehydrogenation process using side-by-side reaction zones
UOP LLC34 citations92
US6218589B1Apr 17, 2001
Method for improving the operation of a propane-propylene splitter
UOP LLC30 citations92
US6657096B2Dec 2, 2003
Dehydrocyclodimerization process with catalyst reactivation
UOP LLC26 citations89
US6107526AAug 22, 2000
Process for producing ethyl tertiary butyl ether
UOP LLC17 citations82
US6884400B1Apr 26, 2005
Reaction and regeneration system
UOP LLC17 citations80
US7585803B1Sep 8, 2009
Catalyst regeneration method
UOP LLC17 citations77
US6271428B1Aug 7, 2001
Process for the purification of a diolefin hydrocarbon stream
UOP LLC10 citations74
US6225515B1May 1, 2001
Process for the purification of a diolefin hydrocarbon stream
UOP LLC8 citations74
US6194626B1Feb 27, 2001
Process for the purification of a diolefin hydrocarbon stream from a naphtha steam cracker
UOP LLC4 citations63
US5792899AAug 11, 1998
Process for the management of polynuclear aromatic compounds produced in a hydrocarbon dehydrogenation reaction zone
UOP LLC5 citations63
US5847230ADec 8, 1998
Nitrile removal in an etherification process
UOP LLC5 citations61
US5990361ANov 23, 1999
Process for producing ethyl tertiary butyl ether by catalytic distillation
UOP LLC4 citations60
US7385097B1Jun 10, 2008
Process for the purification of a diolefin hydrocarbon stream
UOP LLC1 citations52
UOP INC
12 patentsUS5457077AOct 10, 1995
Moving bed regeneration process with combined drying and dispersion steps
UOP INC21 citations92
US5012021AApr 30, 1991
Process for the production of alkylaromatic hydrocarbons using solid catalysts
UOP INC57 citations92
US4861930AAug 29, 1989
Combination process for the conversion of a C2 -C6 aliphatic hydrocarbon
UOP INC33 citations92
US5227566AJul 13, 1993
Process for the dehydrogenation of hydrocarbons
UOP INC33 citations91
US5151392ASep 29, 1992
Moving bed regeneration process with separate dispersion and chloriding steps
UOP INC26 citations91
US5087792AFeb 11, 1992
Process for the dehydrogenation of hydrocarbons
UOP INC31 citations91
US5321192AJun 14, 1994
Dehydrogenation process
UOP INC26 citations84
US5370786ADec 6, 1994
Method for operating a continuous conversion process employing solid catalyst particles
UOP INC7 citations74
US5352848AOct 4, 1994
Nitrile removal in an etherification process
UOP INC14 citations74
US5672772ASep 30, 1997
Process for removal of nitriles from etherification feedstocks
UOP INC10 citations73
US5569790AOct 29, 1996
Process for removal of nitriles from etherification feedstocks
UOP INC14 citations73
US4732665AMar 22, 1988
High severity catalytic reforming process
UOP INC9 citations68