Society of Glass Technology · [Sheffield] · leaf 263
Fig. 1. … Fig. 2. [To face Trans., p. 187. GLASS REFRACTORY MATERIALS. 187 to make high quality blocks from British clays is indicated by anexamination which the author has made of deliveries of tank-blocksfrom eight different manufacturers. For test purposes, 6 inch cubeswere cut from these blocks and the…
Glass
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