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:
Mar. 09, 1993
Filed:
Feb. 28, 1992
Applicant:
Inventors:
Thomas Augustin, Cologne, DE;
Jorg Keldenich, Langenfeld, DE;
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
210708 ; 210709 ; 210746 ; 252328 ;
Abstract
Optimum amounts of demulsifiers for breaking oil-in-water emulsions with low salt contents and high surfactant contents are determined by measuring the streaming potential in the emulsion to be broken.