Method of thermally cracking heavy petroleum oil
Patent 4214979 Issued on July 29, 1980. Estimated Expiration Date: 
February 3, 1998. 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.
February 3, 1998. 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 ReferencesInventors
AssigneeApplicationNo. 05/874948 filed on 02/03/1978US Classes:208/128, Vapors208/130, Steam208/48RWith prevention or removal of deleterious carbon accumulations or equipmentExaminersPrimary: Vertiz, O. R.Assistant: Straub, Gary P. Attorney, Agent or FirmInternational ClassesC10G 51/06 (20060101)C10G 51/00 (20060101) C10G 9/00 (20060101) C10G 9/36 (20060101) Foreign Application Priority Data1977-02-04 JPAbstractDisclosed herein is a method of thermally cracking a heavy petroleum oil by introducing the heavy petroleum oil into a reactor and contacting the heavy petroleum oil thus introduced with a gas, which does not react with the heavy petroleum oil, at a temperature of 400°-2000° C. thereby thermally cracking the heavy petroleum oil. The method uses plural reactors and introduces the heavy petroleum oil into the reactors in a specified manner, and charges the reactor in advance with a specified amount of heavy petroleum oil of a specified temperature.Other References
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