Production of ethanol from methanol
Patent 4168391 Issued on September 18, 1979. Estimated Expiration Date: 
December 5, 1997. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
December 5, 1997. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 2623906 Process for making ethylene glycol Patent #: 3940432 InventorsAssigneeApplicationNo. 05/857631 filed on 12/05/1977US Classes:568/902.2By homologation (e.g., forming ethanol from methanol, etc.)ExaminersPrimary: Evans, Joseph E.Attorney, Agent or FirmInternational ClassesC07C 29/00 (20060101)C07C 29/32 (20060101) B01J 31/16 (20060101) B01J 31/20 (20060101) AbstractAn improvement in the process wherein carbon monoxide and hydrogen are reacted in the liquid phase in the presence of a cobalt carbonyl catalyst whereby increased amounts of ethanol may be produced, which improvement comprises conducting the reaction in the presence of a non-polar, substantially inert, oxygenated hydrocarbon solvent. |
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