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:
May. 23, 1989
Filed:
Jul. 31, 1987
Applicant:
Inventors:
Feike De Jong, Amsterdam, NL;
Jacob Vermeule, Amsterdam, NL;
Assignee:
Shell Oil Company, Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J / ;
U.S. Cl.
CPC ...
20415762 ; 20415773 ; 20415775 ; 20415776 ; 20415778 ; 2041579 ; 558112 ;
Abstract
Phosphorylation of alcohols by contacting the alcohol with a phosphorous sulphide under the impact of ultrasound. The phosporylated produce can be converted into a metal salt, which is a suitable anti-wear additive for lubricating oils.
Quick Actions:
De Jong, Feike. (1989). Phosphorylation of alcohols (U.S. Patent No. 4832807). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4832807
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