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:
Oct. 18, 1988
Filed:
Aug. 28, 1986
Applicant:
Inventor:
John G Reynolds, El Cerrito, CA (US);
Assignee:
Chevron Research Company, San Francisco, CA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10G / ;
U.S. Cl.
CPC ...
208252 ; 2082 / ; 208309 ; 208240 ; 423155 ; 423165 ; 585866 ;
Abstract
A process is disclosed for removing metals contaminants, particularly calcium compounds, from hydrocarbonaceous feedstocks using aqueous carbonic acids, its salts, or mixtures thereof as the metals extraction agent. The hydrocarbonaceous layer and aqueous layers are then separated and the demetalated hydrocarbonaceous feedstock is removed for further processing.
Quick Actions:
Reynolds, John. (1988). Demetalation of hydrocarbonaceous feedstocks using carbonic acid and (U.S. Patent No. 4778591). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4778591
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile