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:
Oct. 21, 1986
Filed:
May. 02, 1985
Applicant:
Inventor:
Ronald W Palmquist, Horseheads, NY (US);
Assignee:
Corning Glass Works, Corning, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C03B / ;
U.S. Cl.
CPC ...
373 30 ;
Abstract
Electrically energizable heating means are disclosed for supplying heat to a bottom portion of a melting furnace having a metal lined refractory vessel, wherein the heating means are in the form of electrodes or resistance heaters which are protected from the body of the melt by a shroud forming a portion of the metal liner for the refractory vessel, and such heating elements are raised above the bottom of the refractory vessel to prevent the corrosion thereof due to the heat produced by the heating units.