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:
Dec. 25, 1990
Filed:
Nov. 01, 1989
Applicant:
Inventors:
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C02F / ;
U.S. Cl.
CPC ...
210735 ; 210747 ; 210925 ; 134 42 ; 252184 ;
Abstract
Surface-distributed hydrocarbons, in particular mineral oil and mineral oil processing products, are removed by allowing water and a polyether containing isocyanate end groups to act on the hydrocarbons and by mechanically removing the gel containing hydrocarbons which is formed.
Augustin, Thomas. (1990). Process for the removal of surface-distributed hydrocarbons, in (U.S. Patent No. 4980072). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4980072
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile