Society of Glass Technology · [Sheffield] · leaf 643
of Zr02 with carbon. The authors appended a list of both physical and chemioalproperties of the amorphous and coherent forms of zirconium. CM. M. 226. Improved Glass Tank Furnace. Harry E. De Vaughn and Walter A. Jones (U.S.A. Pat., November 25th,1919, No. 1322767. Filed October 6th, 1916, No.… … Fig. 122. of the tank. The destruction of these piers entails loss of pro-duction while repairs are undertaken, and adversely affects thequality of the glass through the solution of the refractory material.In order to avoid these disadvantages, the inventor, instead ofusing piers, suspends the skew…
Glass
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