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Patent applications and USPTO patent grants for Halcon Research and Development Corp..The latest application filed is for "process for the preparation of acetic anhydride".
Patent | Date |
---|---|
Process for the preparation of acetic anhydride Grant 4,284,586 - Pugach August 18, 1 | 1981-08-18 |
Process for preparing molybdenum acid salts Grant RE30,642 - Becker June 9, 1 | 1981-06-09 |
Catalyst and process for producing methacrylic acid Grant 4,271,040 - Khoobiar June 2, 1 | 1981-06-02 |
Catalyst for producing methacrylic acid Grant 4,261,858 - Khoobiar April 14, 1 | 1981-04-14 |
Process for the manufacture of carbamates Grant 4,260,781 - Harvey April 7, 1 | 1981-04-07 |
Carbonylation with Group VIII noble metal catalysts Grant 4,252,741 - Porcelli , et al. February 24, 1 | 1981-02-24 |
Preparation of cellulose acetate Grant 4,234,719 - Wan November 18, 1 | 1980-11-18 |
Production of alkylene glycols Grant 4,187,153 - Peltzman , et al. February 5, 1 | 1980-02-05 |
Preparation of maleic anhydride Grant 4,151,116 - McDermott April 24, 1 | 1979-04-24 |
Process for recovery of ethylene oxide containing low levels of aldehydic impurities Grant 4,134,797 - Ozero January 16, 1 | 1979-01-16 |
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