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:
Jun. 12, 2012
Filed:
Nov. 30, 2009
Applicants:
Jean-alex Laffitte, Pau, FR;
Bernard Monguillon, Mourenx, FR;
Inventors:
Jean-Alex Laffitte, Pau, FR;
Bernard Monguillon, Mourenx, FR;
Assignee:
Arkema France, Colombes, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C23G 1/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to the use of at least one alkanesulfonic acid of formula R—SOH, in which R represents a saturated, linear or branched, hydrocarbon chain containing 1 to 4 carbon atoms, as agent for cleaning cement, mortar, concrete, lime, laitance and other derived products. The invention also relates to a method of cleaning cement, mortar, concrete, lime, laitance and other derived products using at least one alkanesulfonic acid.