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:
Jan. 29, 2013
Filed:
Oct. 04, 2007
Applicants:
Paul Branlard, Lyons, FR;
Gilles Rubinstenn, Paris, FR;
Inventors:
Paul Branlard, Lyons, FR;
Gilles Rubinstenn, Paris, FR;
Assignee:
Eurotab, , FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C02F 5/08 (2006.01); C02F 5/10 (2006.01); C02F 1/52 (2006.01); C02F 1/56 (2006.01); C02F 1/76 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a compacted solid product for water purification comprising:—at least a first layer comprising at least a coagulant/flocculant system comprising at least one polyvalent inorganic salt, at least one water-soluble cationic polymer and at least one high-molecular-weight anionic polymer,—at least a second layer comprising at least one disinfectant that releases active chlorine on contact with water, characterized in that said coagulant/flocculant system moreover comprises a sodium alginate. The invention also relates to the method for preparing such a product.