Issued Patents All Time
Showing 26–46 of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6291408 | Detergent-dispersant additives for lubricating oils of the sulphurized and superalkalized alkaline earth alkylsalicylate-alkylphenate type | Jacques Cazin, Thierry Triconnet, William W. Willis, Jr. | 2001-09-18 |
| 6262001 | Unsulfurized, alkali meta-free, additive for lubricating oils | Jacques Cazin, Pierre Tequi | 2001-07-17 |
| 6239309 | Synthesis of an overbased detergent from sludge coming from the production high BN overbased alkylaryl sulfonate or overbased sulfurized alkylphenate | — | 2001-05-29 |
| 6235688 | Detergent containing lithium metal having improved dispersancy and deposit control | Vernon R. Small, Jr., Gerrit J. Polhaar, Ita Suharti Suwandi, William W. Willis, Jr. | 2001-05-22 |
| 6204226 | Mixture of alkyl-phenyl-sulfonates of alkaline earth metals, its application as an additive for lubricating oil, and methods of preparation | Olivier Clement, Amedee Guellec, William F. King, Richard J. Nelson, Steven G. Lockett | 2001-03-20 |
| 6162770 | Unsulfurized alkali metal-free, additive for lubricating oils | Jacques Cazin, Pierre Tequi | 2000-12-19 |
| 6054419 | Mixture of alkyl-aryl-sulfonates of alkaline earth metals, its application as an additive for lubricating oil, and methods of preparation | — | 2000-04-25 |
| 6001785 | Detergent-dispersant additives for lubricating oils of the sulphurised and superalkalised, alkaline earth alkylsalicylate-alkaylphenate type | Jacques Cazin, Thierry Triconnet, William W. Willis, Jr. | 1999-12-14 |
| 5939594 | Superalkalinized isomerized linear alkylaryl sulfonates of alkaline earth metals, useful as detergent/dispersant additives for lubricating oils, and processes for their preparation and intermediate alkylaryl hydrocarbon | — | 1999-08-17 |
| 5808145 | Detergent-dispersant additives for lubricating oils of the sulfurized and superalkalized alkaline earth alkylsalicylate-alkylphenate type | Jacques Cazin, Thierry Triconnet, William W. Willis, Jr. | 1998-09-15 |
| 5677270 | Methods for preparing normal and overbased phenates | Vernon R. Small, Jr., William W. Willis, Jr., John McDonald, Torrey A. Pennebaker | 1997-10-14 |
| 5529705 | Methods for preparing normal and overbased phenates | Vernon R. Small, Jr., William W. Willis, Jr. | 1996-06-25 |
| 4764295 | Non-foaming detergent-dispersant additives for lubricating oils and process for making such additives | — | 1988-08-16 |
| 4698170 | Process for the preparation of very highly alkaline, calcium-based detergent-dispersant additives and products produced therefrom | — | 1987-10-06 |
| 4514313 | High alkalinity sulfurized alkylphenates of alkaline earth metals and method of making same | — | 1985-04-30 |
| 4470916 | High alkalinity metallic detergent-dispersant additives for lubricating oils and method of making same | Bernard Demoures | 1984-09-11 |
| 4464289 | Super-alkalinized detergent-dispersant additives for lubricating oils and method of making same | Bernard Demoures | 1984-08-07 |
| 4412927 | Process for the preparation of superalkalinized metallic detergent-dispersants for lubricating oils and products obtained therefrom | Bernard Demoures | 1983-11-01 |
| 4302342 | Process for the preparation of detergent dispersants of high alkalinity for lubricating oils and the product obtained therefrom | Bernard Demoures | 1981-11-24 |
| 4293431 | Process of preparing metallic detergent-dispersant additives of high alkalinity in particular for lubricating oils, and product obtained thereby | Bernard Demoures | 1981-10-06 |
| 4251379 | Detergent-dispersants of high alkalinity for lubricating oils and process for their preparation | Bernard Demoures | 1981-02-17 |