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. 16, 1985
Filed:
Aug. 10, 1984
Applicant:
Inventors:
Richard F Miller, Humble, TX (US);
Michael P Nicholson, Houston, TX (US);
Assignee:
Atlantic Richfield, Los Angeles, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
208 / ; 203-8 ; 203-9 ; 544 35 ; 544 37 ; 585-2 ; 585-3 ; 585-4 ; 585-5 ; 585865 ; 585952 ;
Abstract
Hydrocarbon processing equipment is protected against fouling during the processing of hydrocarbons at elevated temperatures by adding to the equipment small amounts of the N,N'-dimer of phenothiazine or a substituted phenothiazine.
Miller, Richard. (1985). Method for minimizing fouling of heat exchanger (U.S. Patent No. 4529500). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4529500
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile