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. 22, 2002
Filed:
Mar. 16, 2001
Applicant:
Inventors:
Manfred Gerlach, Leverkusen, DE;
Bernhard Lehmann, Aachen, DE;
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B08B 7/00 ;
U.S. Cl.
CPC ...
B08B 7/00 ;
Abstract
The invention relates to a method for cleaning a metallic or an enameled surface comprising flooding a metallic surface contaminated with deposits with a mixture comprising (i) water, (ii) chippings of woods selected from the group consisting of merantis, bongossis, mahoganies, sipos, khayas, lauans, and sapellis, and (iii) a member selected from the group consisting of polyaspartic acid, salts of polyaspartic acid, and polysuccinimide, and thereby cleaning the surface.