Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6090759 | Alkaline earth metal hydrocarbyl phenates, their sulphurized derivatives, their production and use thereof | John Crawford, Sean P. O'Connor | 2000-07-18 |
| 6090760 | Sulphurized alkaline earth metal hydrocarbyl phenates, their production and use thereof | John Crawford, Sean P. O'Connor | 2000-07-18 |
| 6028039 | Highly overbased lubricating oil additive concentrates their preparation and use | Stephen J. Cook | 2000-02-22 |
| 5716914 | Alkaline earth metal hydrocarbyl phenates, their sulphurized derivatives, their production and use thereof | John Crawford, Sean P. O'Connor | 1998-02-10 |
| 5714443 | Sulphurised alkaline earth metal hydrocarbyl phenates, their production and use thereof | John Crawford, Sean P. O'Connor | 1998-02-03 |
| 5458790 | Alkaline earth metal hydrocarbyl salicylate concentrates, their preparation and use | Stephen J. Cook | 1995-10-17 |
| 5451331 | Process for the production of a lubricating oil additive concentrate | Sean P. O'Connor, John Crawford | 1995-09-19 |
| 5441652 | Process for the production of a lubricating oil additive concentrate | Sean P. O'Connor | 1995-08-15 |
| 5437803 | Process for the production of a lubricating oil additive concentrate | John Crawford, Patrick S. O'Connor | 1995-08-01 |
| 5433871 | Process for the production of a lubricating oil additive concentrate | Sean P. O'Connor, John Crawford | 1995-07-18 |
| 5397484 | Alkaline earth metal sulphurised hydrocarbyl phenate-containing additive concentrate, process for its production and use thereof | Stephen J. Cook, Sean P. O'Connor | 1995-03-14 |
| 5384053 | Production of a lubricating oil additive concentrate | John Crawford, Sean P. O'Connor | 1995-01-24 |
| 5330665 | Production of either an alkaline earth metal alkyl phenate or a sulphurised alkaline earth metal alkyl phenate | Anthony Garner | 1994-07-19 |
| 5281345 | Process for the preparation of a lubricating oil additive concentrate with an organic halide catalyst | John Crawford, Sean P. O'Connor | 1994-01-25 |
| 5162085 | Process for the production of an overbased phenate concentrate | David Duncan, Sean P. O'Connor | 1992-11-10 |
| 4342627 | Dehydration of alcohols | Bertram Yeomans | 1982-08-03 |