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Dispersant viscosity modifiers based on maleic anhydride-styrene copolymers |
Daniel J. Visger, Barton J. Schober, Suzanne M. Patterson, Patrick E. Mosier, Christopher L. Friend +5 more |
2012-05-01 |
| 6677282 |
Dispersant-viscosity improvers for lubricating oil and fuels |
Richard M. Lange, Stuart L. Bartley |
2004-01-13 |
| 6544935 |
Nitrogen-containing esterified carboxy-containing interpolymers having enhanced oxidative stability and lubricants containing them |
Craig D. Tipton, Richard M. Lange |
2003-04-08 |
| 6492306 |
Nitrogen containing dispersant-viscosity improvers |
Matthew R. Sivik, Richard M. Lange, Paul E. Adams |
2002-12-10 |
| 6486101 |
Nitrogen containing dispersant-viscosity improvers |
Carmen V. Luciani, Richard M. Lange |
2002-11-26 |
| 6288013 |
Nitrogen containing dispersant-viscosity improvers |
Matthew R. Sivik, Richard M. Lange, Paul E. Adams |
2001-09-11 |
| 6265358 |
Nitrogen containing dispersant-viscosity improvers |
Carmen V. Luciani, Richard M. Lange |
2001-07-24 |
| 5688751 |
Salicylate salts as lubricant additives for two-cycle engines |
William K. S. Cleveland, Jack L. Karn |
1997-11-18 |
| 5202036 |
Diesel lubricants and methods |
David E. Ripple, Jack L. Karn |
1993-04-13 |