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:
Mar. 14, 1978
Filed:
Jun. 04, 1976
Applicant:
Inventors:
Friedrich Schwochow, Leverkusen, DT;
Wolfgang Schartau, Odenthal, DT;
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C03C / ; C03C / ; C04B / ;
U.S. Cl.
CPC ...
106 50 ; 106 52 ; 106 99 ;
Abstract
Glass fibers of superior physical properties are produced by drawing at a temperature between about 1250.degree. and 1350.degree. C a melt consisting essentially ZnO-MgO-Al.sub.2 O.sub.3 -SiO.sub.2 -TiO.sub.2 of the following approximate composition by weight: