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:
Sep. 10, 2002
Filed:
May. 15, 2000
Applicant:
Inventors:
Raimundo Romualdo, São Paulo, BR;
Claudio Cândido Luiz, Cotia, BR;
Luiz Antonio Fernandes, São Paulo, BR;
Assignee:
BetzDearborn, Inc., Trevose, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 1/904 ; C09K 3/00 ;
U.S. Cl.
CPC ...
B01D 1/904 ; C09K 3/00 ;
Abstract
Disclosed are methods and compositions for defoaming alcoholic fermentations. An aqueous composition of polydimethylsiloxane, an ethylene oxide/propylene oxide block copolymer and a silicone/silica blend is employed to treat the fermentation for foaming.