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:
Feb. 03, 1976
Filed:
Mar. 14, 1974
Applicant:
Inventors:
Shigeru Ueda, Sapporo, JA;
Yoshinori Nakata, Sapporo, JA;
Shinichi Yokoyama, Sapporo, JA;
Naoyuki Todo, Tachikawa, JA;
Yuji Yoshida, Sapporo, JA;
Tadao Ishii, Sapporo, JA;
Gen Takeya, Sapporo, JA;
Assignee:
Agency of Industrial Science & Technology, Tokyo, JA;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10G / ; C10G / ;
U.S. Cl.
CPC ...
2082 / ; 208253 ; 208295 ; 208297 ; 208248 ; 208245 ; 208260 ; 208217 ;
Abstract
A hydrocarbon oil, particularly a heavy hydrocarbon oil, containing vanadium, nickel, sulfur and asphaltenes is brought into contact with red mud at an elevated temperature in the presence of hydrogen. The treatment removes vanadium, nickel and asphaltenes from oil in high yields.
Ueda, Shigeru. (1976). Method for removing vanadium, nickel, and sulfur from hydrocarbon oils (U.S. Patent No. 3936371). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/3936371
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile