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:
Dec. 06, 2016
Filed:
Oct. 25, 2013
Applicant:
S. A. Lhoist Recherche ET Developpement, Ottignies-Louvain-la-Neuve, BE;
Inventor:
Bernard Laurent, Lustin, BE;
Assignee:
S.A. Lhoist Recherche et Developpement, Ottihnies-Louvain-la, BE;
Primary Examiner:
Int. Cl.
CPC ...
C01F 5/14 (2006.01); B01J 13/00 (2006.01); B01F 17/00 (2006.01);
U.S. Cl.
CPC ...
B01J 13/0086 (2013.01); B01F 17/0007 (2013.01); B01F 17/0064 (2013.01);
Abstract
An aqueous calco-magnesian suspension comprising solid particles fitting the general formula a Ca(OH).b Mg(OH).c MgO in an aqueous phase at a concentration greater than or equal to 200 g/kg, wherein a, b and c represent mass fractions, the sum of which has a value from 90 to 100% and an additive which is simultaneously a viscosity reducer and a viscosity increase moderator, wherein said additive is a phosphonate or a phosphonic acid.