Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7939584 | Bi-or multi-modal particle size distribution to improve drag reduction polymer dissolution | Jeffery R. Harris, Lu Chien Chou, George Ramsay, Nagesh S. Kommareddi, Thomas Mathew | 2011-05-10 |
| 7119132 | Continuous neat polymerization and ambient grinding methods of polyolefin drag reducing agents | Jeffery R. Harris, Lu Chien Chou, Thomas J. Martin | 2006-10-10 |
| 7045101 | Method of preparing a polymer under predetermined temperature conditions, and apparatus therefor | Nagesh S. Kommareddi, George Ramsay | 2006-05-16 |
| 7015290 | Method of preparing a polymer under predetermined temperature conditions, and apparatus therefor | Nagesh S. Kommareddi, George Ramsay | 2006-03-21 |
| 6946500 | Non-cryogenic process for grinding polyolefin drag reducing agents | Jeffery R. Harris | 2005-09-20 |
| 6906150 | Heat exchanger polymerization reactors for manufacturing drag reducing agents | Nagesh S. Kommareddi, Thomas Mathew, Jeffrey Harris | 2005-06-14 |
| 6894088 | Process for homogenizing polyolefin drag reducing agents | Lo-Chien Chou, Chee Tong | 2005-05-17 |
| 6649670 | Continuous neat polymerization and ambient grinding methods of polyolefin drag reducing agents | Jeffery R. Harris, Mike Callaway, George Ramsay | 2003-11-18 |
| 5733953 | Low viscosity, high concentration drag reducing agent and method therefor | Keith D. Fairchild, Robert J. Tipton, Nagesh S. Kommareddi | 1998-03-31 |
| 4527581 | Compositions for and method of reducing hydrocarbon fluid friction loss in conduits | — | 1985-07-09 |
| 4369141 | Process to improve isocyanate yield upon pyrolysis of a polyfunctional urethane which has been extracted with a combination of hydrochloric acid and alcohol | — | 1983-01-18 |