P

Inventor

NAFIS DOUGLAS A

US20 patents

Patents

20 patents
US7575668B1Aug 18, 2009

Conversion of kerosene to produce naphtha and isobutane

UOP LLC11 citations83
US7435329B1Oct 14, 2008

Combination reforming and isomerization process

UOP LLC9 citations83
US9120092B1Sep 1, 2015

Regeneration of an acidic catalyst by silane addition

UOP LLC7 citations82
US9914675B2Mar 13, 2018

Process for alkylation using ionic liquid catalysts

UOP LLC5 citations72
US9399604B2Jul 26, 2016

Alkylation process using phosphonium-based ionic liquids

UOP LLC5 citations72
US9156747B2Oct 13, 2015

Alkylation process using phosphonium-based ionic liquids

UOP LLC6 citations72
US9221043B2Dec 29, 2015

Regeneration of an acidic catalyst by borane addition

UOP LLC5 citations71
US10888857B2Jan 12, 2021

Ionic liquid catalyst regeneration with reduced hydrogen amounts

UOP LLC0 citations62
US9156028B2Oct 13, 2015

Alkylation process using phosphonium-based ionic liquids

UOP LLC2 citations62
US7875757B2Jan 25, 2011

Combination reforming and isomerization process

UOP LLC2 citations62
US9096618B1Aug 4, 2015

Regeneration of silyl and boryl compounds

UOP LLC3 citations57
US9914674B2Mar 13, 2018

Process for alkylation using low ionic liquid volume fraction

UOP LLC0 citations51
US9434662B2Sep 6, 2016

Integrated fluid catalytic cracking and alkylation process

UOP LLC1 citations51
US11123721B2Sep 21, 2021

Trialkylphosphonium ionic liquids, methods of making, and alkylation processes using trialkylphosphonium ionic liquids

UOP LLC0 citations48
US10702798B2Jul 7, 2020

Ionic liquid waste handling system

UOP LLC0 citations48
US10369556B2Aug 6, 2019

Integrated process for gasoline production

UOP LLC0 citations41
US9328036B2May 3, 2016

Hydrocarbon conversion process including catalyst regeneration

UOP LLC0 citations40
US10384988B2Aug 20, 2019

Chloride management in ionic liquid alkylation processes

UOP LLC0 citations39
US9566578B2Feb 14, 2017

Hydrochloric acid stripping process for ionic liquid regeneration process

UOP LLC0 citations39
US9815049B2Nov 14, 2017

Selectivity of ionic liquid alkylation

UOP LLC0 citations38