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:
Feb. 15, 1983
Filed:
Jul. 29, 1981
Applicant:
Inventor:
Peder Pedersen, Hedehusene, DK;
Assignee:
Rockwool International A/S, Hedehusene, DK;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C04B / ;
U.S. Cl.
CPC ...
106 93 ; 106 99 ;
Abstract
A fibre-reinforced cementitious product comprising a cementitious matrix reinforced with a combination of hemp fibres and mineral fibres, the combination of fibres constituting from 3 to 13% by weight of the cementitious product.