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:
Aug. 02, 1977
Filed:
Mar. 26, 1976
Applicant:
Inventors:
Richard E Brown, Boulder, CO (US);
Archie L Bickling, Jr, Boulder, CO (US);
Virgil R Friebel, Longmont, CO (US);
Kent G Roller, Boulder, CO (US);
Assignee:
Ball Brothers Research Corporation, Boulder, CO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B28B / ;
U.S. Cl.
CPC ...
106 3828 ; 65 24 ; 65 26 ; 106 74 ; 106 84 ; 252 29 ; 252 30 ; 427133 ;
Abstract
A composition and method of preparation are herein described for molten release and parting compositions adaptable for use in glass-forming operations. The novel composition comprises an aqueous dispersion of a mixture of a solid lubricant, a water-soluble silicate binder, a setting agent, and a water-soluble phosphate. A preferred composition comprises a mixture of flake graphite, boron nitride, sodium silicate, zinc oxide and potassium phosphate tribasic.