ELECTRODES FOR GLASS FURNACES

摘要

A ceramic electrode for glass furnaces comprises an electrode body having one or more longitudinal holes there being inserted in the or each hole expandable tube means formed from electrically conductive material there being further means passing along the expandable tube capable of movement relative to the tube to effect expansion of the tube whereby the tube is brought into intimate contact with the electrode, said tube and said movable means extending out of the electrode to means capable of effecting the relative movement, the tube being connected to a source of electrical power.