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:
Jan. 05, 1993
Filed:
Oct. 29, 1991
Applicant:
Inventors:
Jean-Luc Bernard, Clermont, FR;
Guy Berthier, Clermont, FR;
Hans Furtak, D-Speyer am Rhein, DE;
Michel Opozda, Creil, FR;
Assignee:
Isover Saint-Gobain, Courbevoie, FR;
Primary Examiner:
Int. Cl.
CPC ...
C03B / ;
U.S. Cl.
CPC ...
65-8 ; 65-6 ;
Abstract
Fibers are drawn out by maintaining a temperature gradient between the interior and exterior walls of the peripheral band of a centrifuge. The peripheral band is made from a material having a thermal conductivity below 20 Wm.sup.-1 C.sup.-1 at 1000.degree. C. Application to the drawing out of fibers from glasses having a working range less than 100.degree. C. wide.