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:
Jul. 27, 1982
Filed:
May. 05, 1980
Applicant:
Inventors:
Arne Andersson, Skovde, SE;
Jan Emanuelsson, Stenungsund, SE;
Ingemar Johansson, Stenungsund, SE;
Svante Wahlen, Stenungsund, SE;
Assignee:
Rockwool AB, Skovde, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D21H / ; D21H / ;
U.S. Cl.
CPC ...
162127 ; 162135 ; 162136 ; 162145 ; 162158 ; 1621643 ; 1621681 ; 428159 ; 428288 ; 428290 ; 4283166 ; 428507 ; 428514 ; 428537 ;
Abstract
Fibrous material is provided comprising cellulose fibers and mineral wool fibers in a weight ratio within the range from about 3:7 to about 10:1, impregnated with an amount of a water-soluble polyoxyalkylene ether alcohol sufficient to impart dimensional stability thereto and having the formula: