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. 09, 1990
Filed:
Jul. 11, 1989
Applicant:
Inventors:
Brigitte Spei, Duesseldorf, DE;
Volker Wehle, Haan, DE;
Assignee:
Henkel Kommanditgesellschaft auf Aktien, Duesseldorf, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
210708 ; 210709 ; 210736 ; 210737 ; 252341 ; 252358 ;
Abstract
A process for demulsifying oil/water emulsions using an organic demulsifier which is added in the optimum amount by means of a controlling device for the metered addition, wherein the demulsification reaction is carried out at a temperature of from 60.degree. C. to 90.degree. C. with mixing.