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:
May. 10, 1983
Filed:
Jul. 08, 1981
Applicant:
Inventor:
Newton W McCready, Newtown Square, PA (US);
Assignee:
Amchem Products, Inc., Ambler, PA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C23G / ; C11D / ; C11D / ; C11D / ;
U.S. Cl.
CPC ...
134-2 ; 134 40 ; 252135 ; 252156 ; 25217422 ; 252D / ;
Abstract
An alkaline cleaner, cleaning solutions formed therefrom, and processes for cleaning ferrous-based metal surfaces. The compositions and processes of the invention are especially useful in removing contaminants from the surfaces of drawn and ironed black plate steel containers. The cleaner includes: