Society of Glass Technology · [Sheffield] · leaf 575
cooled. A. C. 193. Stirring Molten Glass in Continuous Tank Furnaces.W. F. Brown, Charleston, W. Va., Assignor to Libbey OwensSheet Glass Co., Toledo, Ohio (U.S.A. Pat,, No. 1414008, April25th, 1922. Filed November 1st, 1920, No. 420883).—A stirringapparatus has been devised to remove cords and… … Fig. 129. secured by a suitable elbow to the end of an operating rod, 10,passing through the wall of the furnace. Both the stirring rodand the operating rod were water-cooled. The manipulation ofthe rod, 10, might be performed by hand, or it might be drivenfrom a motor as shown, in which case the…
Glass
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