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:
Jun. 29, 1976
Filed:
Jun. 30, 1975
Applicant:
Inventors:
Alan W Atkinson, Rochdale, EN;
Brian P Hodgson, Rochdale, EN;
Assignee:
Turner & Newall Limited, Manchester, EN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C03C / ; C03C / ;
U.S. Cl.
CPC ...
106 54 ; 106 50 ; 106 99 ;
Abstract
Glass compositions consisting essentially of an E-glass are modified by incorporation therein of zirconia or of zirconia and titania, preferably in a total amount not exceeding 12%, more preferably not exceeding 8%, by weight of the composition, whereby significant improvement in alkali resistance is achieved.