Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6023001 | Peroxide production | William K. Culbreth, III, Kyle Preston, Mark A. Mueller | 2000-02-08 |
| 5830324 | Controlled continuous purification of propylene oxide by extractive distillation | James J. Downs, Andrew C. Hiester, Mark A. Mueller, Michael W. Peters, William Pleasie Nelson | 1998-11-03 |
| 5811597 | Method for the manufacture of methyl tertiary butyl ether from tertiary butyl alcohol and methanol | Rei-Yu J. Hwan, John F. Knifton, Melvin Stockton, John R. Sanderson | 1998-09-22 |
| 5772854 | Use of paired reboilers in the purification of propylene oxide by extractive distillation | William P. Nelson | 1998-06-30 |
| 5704422 | Shrouded heat exchanger | David Durham Chess, Raj Khanna, William Dale Henderson, Ronald W. Hill | 1998-01-06 |
| 5616217 | Controlled alkali treatment in the recovery of methyl tertiary butyl ether | — | 1997-04-01 |
| 5410077 | Controlled epoxidation of propylene | Chung-Nan T. Wu, Mark A. Mueller | 1995-04-25 |
| 5354431 | Plural stage drying and purification of propylene oxide | — | 1994-10-11 |
| 5349072 | Staged epoxidation of propylene with recycle | Kyle Preston, Chung-Nan T. Wu, Mark A. Mueller | 1994-09-20 |
| 5189484 | Laser beam detector for grade elevation measurement | Eric Koschmann, Carroll D. Lifer | 1993-02-23 |
| 4793418 | Hydrocarbon fluid separation at an offshore site and method | Steven Wheeler | 1988-12-27 |