Issued Patents All Time
Showing 26–50 of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9388282 | Method of thiophenol removal from poly(arylene sulfide) polymer compositions | David A. Soules | 2016-07-12 |
| 9340717 | Methods of mercaptanizing olefinic hydrocarbons and compositions produced therefrom | Colin Cameron, Alastair Robert Marrion, Anthony Colin Wright, Mitchell D. Refvik, Eric J. Netemeyer | 2016-05-17 |
| 9340716 | Methods of mercaptanizing olefinic hydrocarbons and compositions produced therefrom | Colin Cameron, Alastair Robert Marrion, Anthony Colin Wright, Mitchell D. Refvik, Eric J. Netemeyer | 2016-05-17 |
| 9340715 | Methods of mercaptanizing olefinic hydrocarbons and compositions produced therefrom | Colin Cameron, Alastair Robert Marrion, Anthony Colin Wright, Mitchell D. Refvik, Eric J. Netemeyer | 2016-05-17 |
| 9133370 | Methods of mercaptanizing olefinic hydrocarbons and compositions produced therefrom | Colin Cameron, Alastair Robert Marrion, Anthony Colin Wright, Mitchell D. Refvik, Eric J. Netemeyer | 2015-09-15 |
| 8461293 | Methods of mercaptanizing olefinic hydrocarbons and compositions produced therefrom | Mitchell D. Refvik, Eric J. Netemeyer, Colin Cameron, Alastair Robert Marrion, Anthony Colin Wright | 2013-06-11 |
| 8003748 | Polythiourethane compositions and processes for making and using same | Jim D. Byers, Mitchell D. Refvik, Chad Brown, Michael S. Hankinson | 2011-08-23 |
| 7989655 | Thiol ester compositions and processes for making and using same | Mitchell D. Refvik, Daniel M. Hasenberg, Michael S. Hankinson, Dale M. Solaas, Steven J. Herron +1 more | 2011-08-02 |
| 7910666 | Mercaptan-hardened epoxy polymer compositions and processes for making and using same | Jim D. Byers, Mitchell D. Refvik, Chad E. Brown | 2011-03-22 |
| 7585932 | Polymer compositions and processes for making and using same | Jim D. Byers, Mitchell D. Refvik, Chad Brown | 2009-09-08 |
| 6894194 | Production of dithiodiglycol | Kenneth E. Inkrott, Alex Pauwels | 2005-05-17 |
| 6852901 | Process to isomerize 1-butene to 2-butene | Dan M. Hasenberg, Mitchell D. Refvik | 2005-02-08 |
| 6080863 | Process for producing piperidine | Michael D. Mitchell | 2000-06-27 |
| 6051740 | Oxidation of mercaptans to disulfides | Harold J. Swindell | 2000-04-18 |
| 6011156 | Process for removing primary amines from an amine-containing stream | — | 2000-01-04 |
| 5565602 | Production of thiolcarbamates | Dean E. Stinn, Michael D. Mitchell | 1996-10-15 |
| 5446227 | Co-production of an alkenyl aromatic compound or precursor thereof and an oxygenated sulfur-containing compound | Paul J. DesLauriers | 1995-08-29 |
| 5210349 | Selective hydrogenation of cyclic polyenes | Harold J. Swindell | 1993-05-11 |
| 5171907 | Preparation of hydrogenation catalyst and hydrogenation process therewith | Stan A. Zisman | 1992-12-15 |
| 5135617 | Separation of aromatic from olefinic hydrocarbons by extractive distillation | Ronald E. Brown | 1992-08-04 |
| 5128296 | Selective hydrogenation of cyclic polyenes | Harold J. Swindell | 1992-07-07 |
| 5055162 | Extractive distillation of cycloalkane/alkane feeds | Ronald E. Brown, Fu-Ming Lee | 1991-10-08 |
| 4956507 | Process for preparing 4,4'-difluorobiphenyl | Raymond L. Cobb | 1990-09-11 |
| 4943668 | Alkylation of meta-xylene with alpha-olefins | — | 1990-07-24 |
| 4904804 | Preparation of 2-pyrrolidone | — | 1990-02-27 |