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Patent applications and USPTO patent grants for Verrelst; Wim.The latest application filed is for "method for deactivating and recovering boron trifuoride when producing polyisobutenes".
Patent | Date |
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Method for deactivating and recovering boron trifluoride when producing polyisobutenes Grant 6,939,943 - Wettling , et al. September 6, 2 | 2005-09-06 |
Method for producing polyisobutylenes Grant 6,846,903 - Wettling , et al. January 25, 2 | 2005-01-25 |
Method for producing polyisobutenes Grant 6,710,140 - Wettling , et al. March 23, 2 | 2004-03-23 |
Method for deactivating and recovering boron trifuoride when producing polyisobutenes App 20040030076 - Wettling, Thomas ;   et al. | 2004-02-12 |
Method For Producing Polyisobutylenes App 20030191257 - Wettling, Thomas ;   et al. | 2003-10-09 |
Method for producing polyisobutenes App 20030162918 - Wettling, Thomas ;   et al. | 2003-08-28 |
Internal combustion engine exhaust emission control system with adsorbers for nitrogen oxides Grant 5,910,097 - Boegner , et al. June 8, 1 | 1999-06-08 |
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