Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7179365 | Process for producing lubricant base oils | Keith K. Aldous, Christopher Jeffrey Still Kent, Geraldine P. Gatton | 2007-02-20 |
| 6669872 | Electrical insulating oil with reduced gassing tendency | Christopher Jeffrey Still Kent | 2003-12-30 |
| 6355850 | Manufacture of electrical oil enriched with hydrofined gas oil for improved oxidation and electrical resistance | Thomas Lynn Bays | 2002-03-12 |
| 6315920 | Electrical insulating oil with reduced gassing tendency | Christopher Jeffrey Still Kent | 2001-11-13 |
| 6214776 | High stress electrical oil | Christopher Jeffrey Still Kent, Frederick M. Gragg | 2001-04-10 |
| 6110358 | Process for manufacturing improved process oils using extraction of hydrotreated distillates | Keith K. Aldous, Joseph P. Boyle | 2000-08-29 |
| 6083889 | High temperature, high efficiency electrical and transformer oil | Christopher Jeffrey Still Kent | 2000-07-04 |
| 6080302 | Method for making a process oil by using aromatic enrichment with extraction followed by single stage hydrofinishing (LAW764) | Keith K. Aldous, Joseph P. Boyle | 2000-06-27 |
| 6024864 | Method for making a process oil by using aromatic enrichment and two pass hydrofinishing | Keith K. Aldous, Joseph P. Boyle, Bruce M. Jarnot, Wayne E. Hanson | 2000-02-15 |
| 5871636 | Catalytic reduction of acidity of crude oils in the absence of hydrogen | Kenneth L. Trachte, Keith K. Aldous | 1999-02-16 |
| 5853569 | Method for manufacturing a process oil with improved solvency | Keith K. Aldous, Joseph P. Boyle | 1998-12-29 |
| 5846405 | Process oils and manufacturing process for such using aromatic enrichment and two pass hydrofinishing | Keith K. Aldous, Joseph P. Boyle, Bruce M. Jarnot, Wayne E. Hanson | 1998-12-08 |
| 5840175 | Process oils and manufacturing process for such using aromatic enrichment with extraction followed by single stage hydrofinishing | Keith K. Aldous, Joseph P. Boyle | 1998-11-24 |