DL

David Lumgair

EX ExxonMobil: 28 patents #322 of 10,161Top 4%
LT Lummus Technology: 1 patents #178 of 280Top 65%
Overall (All Time): #139,748 of 4,157,543Top 4%
28
Patents All Time

Issued Patents All Time

Showing 25 most recent of 28 patents

Patent #TitleCo-InventorsDate
8338656 Separating olefin streams Michael Nicoletti, Ram Mallik, Wadie Malaty, Malcolm Pettigrew 2012-12-25
7678958 Method of removing dimethyl ether from an olefin stream Minquan Cheng, Jeffrey J. Phillips, Michael Nicoletti, John Richard Shutt, Jeffrey Alan Kabin +6 more 2010-03-16
7495141 Minimizing corrosion in a methanol-to-olefin effluent processing system Jeffrey Alan Kabin 2009-02-24
7385100 Treating oxygenate containing feedstreams in the conversion of oxygenates to olefins James H. Beech, Jr., Cor F. Van Egmond, Ronald G. Searle, Michael Nicoletti 2008-06-10
7378562 Process for removal of alkynes and/or dienes from an olefin stream Keith H. Kuechler 2008-05-27
7323147 Method and apparatus for treating oxygenate-containing feeds and their use in conversion of oxygenates to olefins James H. Beech, Jr., Michael Nicoletti 2008-01-29
7214843 Treating oxygenate containing feedstreams in the conversion of oxygenates to olefins James H. Beech, Jr., Cor. F. Van Egmond, Ronald G. Searle, Michael Nicoletti 2007-05-08
7208648 Minimizing corrosion in a methanol-to-olefin effluent processing system Jeffrey Alan Kabin 2007-04-24
7135604 Process for separating carbon dioxide from an oxygenate-to-olefin effluent stream Zhong Ding, James R. Lattner, Jeffrey Alan Kabin 2006-11-14
7119241 Process for handling catalyst from an oxygenate to olefin reaction James H. Beech, Jr., Michael Nicoletti 2006-10-10
7114507 Process for removing contaminants from a compressor intercooler in a methanol to olefin separation system Keith H. Kuechler, Nicolas Coute, Paul N. Chisholm, Cor F. Van Egmond 2006-10-03
7115789 Process for removal of alkynes and/or dienes from an olefin stream Keith H. Kuechler 2006-10-03
7102049 Process for operating a quench device in an oxygenate-to-olefin production unit Zhong Ding, James R. Lattner, Jeffrey Alan Kabin, Cor F. Van Egmond 2006-09-05
7048833 Method and apparatus for treating oxygenate-containing feeds and their use in conversion of oxygenates to olefins James H. Beech, Jr., Michael Nicoletti 2006-05-23
7007701 Processor for removing contaminants from a compressor in a methanol to olefin separation system Keith H. Kuechler, Nicolas Coute, Paul N. Chisholm, Cor F. Van Egmond 2006-03-07
6870072 Heat recovery in an olefin production process James H. Beech, Jr. 2005-03-22
6855858 Method of removing dimethyl ether from an olefin stream Minquan Cheng, Jeffrey J. Phillips, Michael Nicoletti, John Richard Shutt, Jeffrey Alan Kabin 2005-02-15
6846966 Method and apparatus for treating oxygenate-containing feeds and their use in conversion of oxygenates to olefins James H. Beech, Jr., Michael Nicoletti 2005-01-25
6844480 Method of separating dimethyl ether from an olefin stream James R. Lattner, Jeffrey Alan Kabin, Michael Nicoletti 2005-01-18
6838587 Method of removing oxygenate contaminants from an olefin stream James R. Lattner 2005-01-04
6660812 Production of olefin derivatives Keith H. Kuechler, Minquan Cheng, Marc L. DeChellis, Russell D. Sellen, Gary F. Janda 2003-12-09
6559248 Process of removing contaminants from an olefin stream using extractive distillation Dan E. Hendriksen, Minquan Cheng, Keith H. Kuechler, Michael Nicoletti, Richard Shutt 2003-05-06
6448460 Maintaining acid catalyst sites in SAPO molecular sieves Marcel Janssen, Machteld M. Mertens, Cornelius W. M. Van Oorschot, Stephen N. Vaughn, Hsiang-Ning Sun 2002-09-10
6225254 Maintaining acid catalyst sites in sapo molecular sieves Marcel Janssen, Machteld M. Mertens, Cornelius W. M. Van Oorschot, Stephen N. Vaughn, Hsiang-Ning Sun 2001-05-01
6212905 Production of ethylene using high temperature demethanization Keith H. Kuechler 2001-04-10