RK

Ronald D. Knudsen

PP Phillips Petroleum: 23 patents #59 of 1,401Top 5%
Chevron: 19 patents #204 of 4,788Top 5%
Overall (All Time): #72,532 of 4,157,543Top 2%
42
Patents All Time

Issued Patents All Time

Showing 1–25 of 42 patents

Patent #TitleCo-InventorsDate
11873264 Ethylene oligomerization processes Brooke L. Small, Orson L. Sydora 2024-01-16
11667590 Ethylene oligomerization processes Brooke L. Small, Orson L. Sydora 2023-06-06
10773958 Processes for removing polysulfanes and elemental sulfur from hydrogen sulfide Daniel M. Hasenberg, Mitchell D. Refvik, Michael S. Matson, Maruti Bhandarkar 2020-09-15
10435336 Olefin compositions Bruce E. Kreischer 2019-10-08
9956548 Preparation of an olefin oligomerization catalyst Orson L. Sydora, Eduardo J. Baralt 2018-05-01
9580453 Preparation of transition metal carboxylates Orson L. Sydora, Eduardo J. Baralt 2017-02-28
9550841 Methods of preparation of an olefin oligomerization catalyst Bruce E. Kreischer, Ronald G. Abbott, Steven D. Bridges, Eduardo J. Baralt, Brooke L. Small 2017-01-24
9375708 Compositions and catalyst systems of metal precursors and olefinic diluents Bruce E. Kreischer, Orson L. Sydora 2016-06-28
9175109 Oligomerization processes and polymer compositions produced therefrom Bruce E. Kreischer, Paul J. DesLauriers, Vivek Rohatgi, Mark E. Lashier, R. Kim Perry +1 more 2015-11-03
8993822 Methods of preparation of an olefin oligomerization catalyst Bruce E. Kreischer, Ronald G. Abbott, Steven D. Bridges, Eduardo J. Baralt, Brooke L. Small 2015-03-31
8957235 Preparation of transition metal carboxylates Orson L. Sydora, Eduardo J. Baralt 2015-02-17
8344198 Process to decrease or eliminate corrosion from the decomposition of halide containing olefin catalysts Warren M. Ewert, Bruce E. Kreischer 2013-01-01
8329608 Methods of preparation of an olefin oligomerization catalyst Bruce E. Kreischer, Ronald G. Abbott, Steven D. Bridges, Brooke L. Small 2012-12-11
8049052 System and method of deactivating and quenching an oligomerization catalyst Bruce E. Kreischer, Orson L. Sydora 2011-11-01
7910670 Methods of preparation of an olefin oligomerization catalyst Ronald G. Abbott, Bruce E. Kreischer, Eduardo J. Baralt, Brooke L. Small 2011-03-22
7820581 Methods of preparation of an olefin oligomerization catalyst Bruce E. Kreischer, Ronald G. Abbott, Steven D. Bridges, Eduardo J. Baralt, Brooke L. Small 2010-10-26
7718838 Olefin production process William M. Woodard, Warren M. Ewert, Harvey Hensley, Mark E. Lashier, Glyndal D. Cowan +5 more 2010-05-18
7384886 Methods of preparation of an olefin oligomerization catalyst Bruce E. Kreischer, Ronald G. Abbott, Steven D. Bridges, Eduardo J. Baralt 2008-06-10
7157612 Olefin production process Warren M. Ewert, William M. Woodard, Harvey Hensley, Mark E. Lashier, Glyndal D. Cowan +5 more 2007-01-02
6660894 Process for upgrading an oligomerization product An-hsiang Wu, Charles A. Drake 2003-12-09
6458905 Complexes of pyridldiimines with vanadium and other transition metals, and their use as olefin oligomerization and polymerization catalysts Roland Schmidt, Ulrich Hammon, M. Bruce Welch, Helmut G. Alt, Bryan E. Hauger 2002-10-01
6455648 Olefin production Jeffrey W. Freeman, Warren M. Ewert, Bruce E. Kreischer, Glyndal D. Cowan 2002-09-24
6380451 Methods for restoring the heat transfer coefficient of an oligomerization reactor Bruce E. Kreischer, Warren M. Ewert 2002-04-30
5919996 Olefin production Jeffrey W. Freeman, John L. Buster 1999-07-06
5856257 Olefin production Jeffrey W. Freeman, John L. Buster 1999-01-05