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:
Apr. 05, 2005
Filed:
Oct. 10, 2003
Applicants:
Charlotte Famy, Chantilly, FR;
Gaël Cadoret, Paris, FR;
Paul Houang, Paris, FR;
Inventors:
Assignee:
Saint-Gobain Materiaux de Construction S.A.S., Courbevoie, FR;
Primary Examiner:
Int. Cl.
CPC ...
B32B027/12 ;
U.S. Cl.
CPC ...
Abstract
The present invention relates to a product in panel form, comprising a fiber-reinforced cementitious matrix, prepared from a sheet material by filtration on a screen of an aqueous suspension comprising at least one hydraulic binder, such as cement and at least one fibrous material and devoid of siliceous sand, thicknesses of said sheet material being superposed until the desired final thickness is obtained, in order to give a panel which is then autoclaved. The invention also relates to a process for manufacturing the product.