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Patent applications and USPTO patent grants for Toseland; Bernard A..The latest application filed is for "use of aluminum phosphate as the dehydration catalyst in single step dimethyl ether process".
Patent | Date |
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Use of aluminum phosphate as the dehydration catalyst in single step dimethyl ether process Grant 5,753,716 - Peng , et al. May 19, 1 | 1998-05-19 |
Preparation of urethane prepolymers having low levels of residual toluene diisocyanate Grant 5,202,001 - Starner , et al. * April 13, 1 | 1993-04-13 |
Process for separating nitroaromatic compounds from spent nitric acid Grant 4,642,396 - Carr , et al. February 10, 1 | 1987-02-10 |
Reducing 2,4-dinitroortho-cresol in effluent stream from dinitrotoluene process Grant 4,482,769 - Toseland , et al. November 13, 1 | 1984-11-13 |
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