Lamberts; Wilhelm
Patent Applications and Registrations
Patent applications and USPTO patent grants for Lamberts; Wilhelm.The latest application filed is for "polyether polyols, polyol formulation containing them and their use in the production of hard polyurethane foams".
- Lamberts; Wilhelm - Sao Paulo-SP BR
- Lamberts; Wilhelm - Cologne DE
| Patent | Date |
|---|---|
| Polyether polyols, polyol formulation containing them and their use in the production of hard polyurethane foams Grant 6,107,359 - Dietrich , et al. August 22, 2 | 2000-08-22 |
| C.sub.3 to C.sub.5 polyfluorcalkanes propellants Grant 5,624,970 - Sommerfeld , et al. April 29, 1 | 1997-04-29 |
| C.sub.3 to C.sub.5 polyfluoroalkanes propellants Grant 5,496,866 - Sommerfeld , et al. March 5, 1 | 1996-03-05 |
| Use of 1,1,1,4,4,4-hexaefluorobutane as a blowing and insulating gas for the production of foam plastics Grant 4,931,482 - Lamberts , et al. June 5, 1 | 1990-06-05 |
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