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. 04, 1982
Filed:
Mar. 19, 1981
Applicant:
Inventors:
Charles W Sandefur, Summerville, SC (US);
Donald F Lindow, Secaucus, NJ (US);
Thomas J Thomas, Summerville, SC (US);
Assignee:
Mobay Chemical Corporation, West Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09B / ; C09B / ;
U.S. Cl.
CPC ...
8524 ; 260208 ; 25230121 ; 34 12 ;
Abstract
This invention relates to the preparation of low foam generating and/or low dusting dyestuff or fluorescent whitening agent formulations by continuous introduction of defoaming and/or dedusting agents into the feed stream carrying the aqueous dyestuff or fluorescent whitening agent preparation to a drying apparatus.