Inventor · disambiguated record
G. Paull Torrence
Also filed as: TORRENCE G P · TORRENCE G PAULL
53 granted patents·6 pending applications·4,119 citations·filing 1986–2015
99Inventor score
Files withCELANESE INT CORP26HOECHST CELANESE CORP13TORRENCE G PAULL7SCATES MARK O6KIMMICH BARBARA F M2
Top patents by PatentIndex Score
59 records- 0198US6657078B2Low energy carbonylation processCELANESE INT CORP·Filed 2001·Granted Dec 2, 2003·467 cites·28 claims
- 0297US6627770B1Method and apparatus for sequesting entrained and volatile catalyst species in a carbonylation processCELANESE INT CORP·Filed 2000·Granted Sep 30, 2003·347 cites·15 claims
- 0397US6143930ARemoval of permanganate reducing compounds and alkyl iodides from a carbonylation process streamCELANESE INT CORP·Filed 1997·Granted Nov 7, 2000·424 cites·18 claims
- 0497US5144068AMethanol carbonylation processHOECHST CELANESE CORP·Filed 1991·Granted Sep 1, 1992·521 cites·16 claims
- 0597US5026908AMethanol carbonylation processHOECHST CELANESE CORP·Filed 1990·Granted Jun 25, 1991·458 cites·10 claims
- 0697US5001259AMethanol carbonylation processHOECHST CELANESE CORP·Filed 1986·Granted Mar 19, 1991·517 cites·4 claims
- 0796US8697908B2Removal of amine compounds from carbonylation process stream containing corrosion metal contaminantsTORRENCE G PAULL·Filed 2011·Granted Apr 15, 2014·25 cites·20 claims
- 0896US6339171B1Removal or reduction of permanganate reducing compounds and alkyl iodides from a carbonylation process streamCELANESE INT CORP·Filed 1999·Granted Jan 15, 2002·154 cites·5 claims
- 0995US7005541B2Low water methanol carbonylation process for high acetic acid production and for water balance controlCELANESE INT CORP·Filed 2002·Granted Feb 28, 2006·370 cites·27 claims
- 1094US4994608AAddition of hydrogen to carbon monoxide feed gas in producing acetic acid by carbonylation of methanolHOECHST CELANESE CORP·Filed 1987·Granted Feb 19, 1991·347 cites·17 claims
- 1193US6225498B1Method of removing organic iodides from organic mediaCELANESE INT CORP·Filed 2000·Granted May 1, 2001·58 cites·29 claims
- 1292US8017802B2Control of impurities in reaction product of rhodium-catalyzed methanol carbonylationCELANESE INT CORP·Filed 2007·Granted Sep 13, 2011·11 cites·14 claims
- 1392US7053241B1Acetic acid production methods incorporating at least one metal salt as a catalyst stabilizerCELANESE INT CORP·Filed 2005·Granted May 30, 2006·10 cites·14 claims
- 1492US6677480B2Process control in production of acetic acid via use of heavy phase density measurementCELANESE INT CORP·Filed 2002·Granted Jan 13, 2004·32 cites·27 claims
- 1592US5466874APolymeric carbonylation catalyst systemHOECHST CELANESE CORP·Filed 1993·Granted Nov 14, 1995·33 cites·25 claims
- 1690US7678939B2Acetic acid production methods incorporating tin or ruthenium catalyst stabilizersCELANESE INT CORP·Filed 2007·Granted Mar 16, 2010·7 cites·17 claims
- 1790US6211405B1Addition of iridium to the rhodium/inorganic iodide catalyst systemCELANESE INT CORP·Filed 1998·Granted Apr 3, 2001·51 cites·12 claims
- 1890US4894477AProcess for regenerating a carbonylation catalyst solution to remove corrosion metals and carbonylation of methanol to acetic acidHOECHST CELANESE CORP·Filed 1986·Granted Jan 16, 1990·42 cites·18 claims
- 1989US8394988B2Production of acetic acid with high conversion rateTORRENCE G PAULL·Filed 2010·Granted Mar 12, 2013·5 cites·21 claims
- 2089US5300685ARemoval of halide impurities from organic liquidsHOECHST CELANESE CORP·Filed 1991·Granted Apr 5, 1994·31 cites·20 claims
- 2188US9216936B2Process for recovering halogen promoters and removing permanganate reducing compoundsTORRENCE G PAULL·Filed 2011·Granted Dec 22, 2015·4 cites·19 claims
- 2288US9056825B2Process for recovering halogen promoters and removing permanganate reducing compoundsTORRENCE G PAULL·Filed 2011·Granted Jun 16, 2015·4 cites·27 claims
- 2388US5206434APurification process for methyl acetateHOECHST CELANESE CORP·Filed 1990·Granted Apr 27, 1993·33 cites·10 claims
- 2486US9409846B2Process for separating product gas using carbonylation processesCELANESE INT CORP·Filed 2014·Granted Aug 9, 2016·3 cites·8 claims
- 2586US6667418B2Oxidation treatment of a recycle stream in production of acetic acid by methanol carbonylationCELANESE INT CORP·Filed 2002·Granted Dec 23, 2003·23 cites·20 claims
- 2686US6303813B1Rhodium/inorganic iodide catalyst system for methanol carbonylation process with improved impurity profileCELANESE INT CORP·Filed 1999·Granted Oct 16, 2001·32 cites·18 claims
- 2786US5783731ARemoval of carbonyl impurities from a carbonylation process streamHOECHST CELANESE CORP·Filed 1995·Granted Jul 21, 1998·43 cites·13 claims
- 2883US5281359APolymeric carbonylation catalyst systemHOECHST CELANESE CORP·Filed 1992·Granted Jan 25, 1994·17 cites·8 claims
- 2982US8952196B2Removal of aromatics from carbonylation processTORRENCE G PAULL·Filed 2012·Granted Feb 10, 2015·2 cites·20 claims
- 3078US8729318B1Process for producing ethanol from methyl acetateCELANESE INT CORP·Filed 2012·Granted May 20, 2014·2 cites·21 claims
- 3174US8664283B2Purification of acetic acid product streamsBLANCHARD GREG·Filed 2011·Granted Mar 4, 2014·3 cites·19 claims
- 3274US8536367B2Vinyl ester production from acetylene and carboxylic acid utilizing homogeneous catalystKIMMICH BARBARA F M·Filed 2012·Granted Sep 17, 2013·1 cites·18 claims
- 3374US5202481APurification of acetic acid produced by the low water carbonylation of methanol by treatment with ozoneHOECHST CELANESE CORP·Filed 1992·Granted Apr 13, 1993·13 cites·3 claims
- 3473US9862669B2Process for recovering halogen promoters and removing permanganate reducing compoundsCELANESE INT CORP·Filed 2015·Granted Jan 9, 2018·1 cites·5 claims
- 3573US9663437B2Production of acetic acid with high conversion rateTORRENCE G PAULL·Filed 2012·Granted May 30, 2017·1 cites·22 claims
- 3672US5155266APurification of acetic acid with ozone in the presence of an oxidation catalystHOECHST CELANESE CORP·Filed 1991·Granted Oct 13, 1992·12 cites·5 claims
- 3770US9409163B2Purification of acetic acid product streamsCELANESE INT CORP·Filed 2014·Granted Aug 9, 2016·1 cites·20 claims
- 3869US8173830B2Vinyl ester production from acetylene and carboxylic acid utilizing homogeneous catalystKIMMICH BARBARA F M·Filed 2009·Granted May 8, 2012·1 cites·24 claims
- 3968US8835681B2Methanol carbonylation process with rhodium catalyst and a lanthanide metal co-catalystCELANESE INT CORP·Filed 2012·Granted Sep 16, 2014·1 cites·24 claims
- 4068US5155265APurification of acetic acid with ozone followed by treatment with activated carbon and/or an ion-exchange resinHOECHST CELANESE CORP·Filed 1991·Granted Oct 13, 1992·10 cites·4 claims
- 4166US8916727B2Production of acetic acid with enhanced catalyst stabilityCELANESE INT CORP·Filed 2012·Granted Dec 23, 2014·1 cites·45 claims
- 4266US8877963B2Production of acetic acid with high conversion rateHOKKANEN BRIAN W·Filed 2011·Granted Nov 4, 2014·1 cites·22 claims
- 4360US9567282B2Production of acetic acid with high conversion rateCELANESE INT CORP·Filed 2013·Granted Feb 14, 2017·0 cites·13 claims
- 4460US9346734B2Removal of aromatics from carbonylation processCELANESE INT CORP·Filed 2015·Granted May 24, 2016·0 cites·20 claims
- 4551US8853466B2Integrated process for producing ethanol from methanolSCATES MARK O·Filed 2011·Granted Oct 7, 2014·0 cites·30 claims
- 4651US7982065B2Vinyl ester production from acetylene and carboxylic acid utilizing heterogeneous catalystCELANESE INT CORP·Filed 2009·Granted Jul 19, 2011·0 cites·16 claims
- 4750US8932372B2Integrated process for producing alcohols from a mixed acid feedJOHNSTON VICTOR·Filed 2011·Granted Jan 13, 2015·0 cites·42 claims
- 4848US9598342B2Production of acetic acid with enhanced catalyst stabilityCELANESE INT CORP·Filed 2014·Granted Mar 21, 2017·0 cites·20 claims
- 4948US2009156859A1Control of impurities in product glacial acetic acid of rhodium-catalyzed methanol carbonylationSCATES MARK O·Filed 2007·Application pending·0 cites
- 5047US8829253B2Integrated process for producing ethanol from methanolSCATES MARK O·Filed 2011·Granted Sep 9, 2014·0 cites·9 claims
Showing the top 50 of 59 patent records by PatentIndex Score.
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