Production of aromatic hydrocarbons
Patent 4565897 Issued on January 21, 1986. Estimated Expiration Date: 
December 13, 2004. 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 13, 2004. 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 ReferencesProcess for converting C3 -C12 hydrocarbons to aromatics over gallia-activated zeolite Process for converting ethane to aromatics over gallium-activated zeolite Patent #: 4350835 InventorsAssigneeApplicationNo. 06/681010 filed on 12/13/1984US Classes:585/415, Product compound has more C atoms than feed compound, e.g., cyclic polymerization, etc.585/407By ring formation from nonring moiety, e.g., aromatization, etc.ExaminersPrimary: Doll, JohnAssistant: Pal, A. Attorney, Agent or FirmInternational ClassC07C 2/00 (20060101)Foreign Application Priority Data1983-12-24 GBAbstractThis invention relates to a process for producing aromatic hydrocarbon from a feedstock comprising C3 /C4 hydrocarbons mixed with C2 hydrocarbons, especially ethane. The mixed feedstock is contacted at a temperature below 580° C. with a catalyst composition comprising an aluminosilicate in which the molar ratio of silica to alumina is at least 5:1.The product is rich in aromatics and can be used as a gasoline blending component. |
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