The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 29, 1980
Filed:
Feb. 03, 1978
Hajime Nakanishi, Fujisawa, JP;
Kiyoji Ozaki, Yokohama, JP;
Toshio Shinozuka, Kamakura, JP;
Masato Izumi, Yokohama, JP;
Takaaki Aiba, Ichihara, JP;
Hisatsugu Kaji, Ichihara, JP;
Yutaka Sumida, Ichihara, JP;
Takao Ishihara, Ichihara, JP;
Kureha Kagaku Kogyo Kabushiki Kaisha, Nihonbashi, JP;
Chiyoda Chemical Engineering & Construction Co., Yokohama, JP;
Abstract
Disclosed 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.degree.-2000.degree. 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.