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. 08, 1999
Filed:
Oct. 21, 1997
Applicant:
Inventor:
Bret E Penrod, Toledo, OH (US);
Assignee:
Libbey-Ownes-Ford Co., Toledo, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C03C / ;
U.S. Cl.
CPC ...
501 27 ; 501 71 ;
Abstract
A process and glass batch composition are provided for producing a soda-lime-silica glass containing oxides of iron. The process includes admixing, heating and melting a soda-lime-silica float glass batch mixture comprising sand, soda ash, dolomite, limestone, and a sulfate selected from the group consisting of salt cake and gypsum. In addition, wuestite is included in the batch as at least a partial source of the iron oxides in the resulting glass.