Issued Patents All Time
Showing 26–41 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7985813 | Slurry phase polymerisation process | Stephen Kevin Lee, Brent R. Walworth | 2011-07-26 |
| 7981983 | Slurry phase polymerisation process | Stephen Kevin Lee, Brent R. Walworth | 2011-07-19 |
| 7964699 | Polymer stream transfer | Brent R. Walworth | 2011-06-21 |
| 7943727 | Polymer stream transfer | Brent R. Walworth | 2011-05-17 |
| 7820116 | Slurry phase polymerisation process | Stephen Kevin Lee, Brent R. Walworth | 2010-10-26 |
| 7790842 | Polymer treatment | Frederic Cousin, Brent R. Walworth | 2010-09-07 |
| 7790119 | Slurry phase polymerisation process | Stephen Kevin Lee, Brent R. Walworth | 2010-09-07 |
| 7781546 | Slurry phase polymerisation process | Stephen Kevin Lee, Brent R. Walworth | 2010-08-24 |
| 7718732 | Loop type reactor for polymerization | Stephen Kevin Lee, Brent R. Walworth | 2010-05-18 |
| 7632899 | Slurry phase polymerisation process | Stephen Kevin Lee, Brent R. Walworth | 2009-12-15 |
| 7572866 | Slurry phase polymerisation process | Stephen Kevin Lee, Brent R. Walworth | 2009-08-11 |
| 7241859 | Process for treating a polyolefin discharged from an olefin polymerization reactor | Brent R. Walworth | 2007-07-10 |
| 6596823 | Process for manufacturing a polyolefin resin | — | 2003-07-22 |
| 6586537 | Process for manufacturing an olefin polymer composition | Brent R. Walworth | 2003-07-01 |
| 6489409 | Process for manufacturing olefin polymers | Brent R. Walworth | 2002-12-03 |
| 6214960 | Shaped products manufactured from composition consisting essentially of ethylene homopolymer | Robert Ernest Sander, Paul Fiasse, Ross Michael Mahan, Steven Don Sandstrum | 2001-04-10 |