Application of Arbeit

COLE, Judge.

This litigation involves a patent application relating to a method and apparatus for manufacturing glass, and particularly to the heating process required to melt the glass-making materials and refine the glass.

The invention claimed by the applicants has, as its objective, the elimination of coloration which is known to occur in glass having a high melting point that has been heated by passing an electric current through the glass bath between submerged graphite electrodes. The theories advanced in explanation of the coloration phenomenon are somewhat vague; yet it seems that…