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. 12, 2004
Filed:
Jun. 07, 2002
Applicant:
Inventors:
Alain Laudet, Namur, BE;
Erwan Gueguen, Villers-la-Ville, BE;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 5/16 ; B05D 1/02 ; B05D 1/34 ;
U.S. Cl.
CPC ...
B32B 5/16 ; B05D 1/02 ; B05D 1/34 ;
Abstract
The invention concerns a product based on calcium oxide in the form of rough grains, comprising a protective film coating the grains, based on at least a film-forming compound, which is solid at room temperature and which, when applied on the grains, is in solution or in emulsion in a vaporable aqueous phase. The invention also concerns a method for making said product.