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.

Date of Patent:
Jan. 30, 1990

Filed:

Jul. 05, 1988
Applicant:
Inventors:

Detlef Melzer, Cologne, DE;

Erhardt Tabel, Leverkusen, DE;

Hans-Peter Biermann, Krefeld, DE;

Assignee:

Bayer Aktiengesellschaft, Leverkusen, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25D / ;
U.S. Cl.
CPC ...
204 51 ; 558 45 ; 558170 ; 558174 ;
Abstract

Acidic liquids, such as galvanic electrolyte solutions for metal electroplating, contain a surfactant and a foam inhibiting agent which is a perfluoroalkyl-containing ester of phosphoric acid.


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