Society of Glass Technology · [Sheffield] · leaf 617
glass rod, 51. Furtherupward movement of the plunger, 7, causes the rod, 13, to com-plete the button on the lower end of the glass rod. The press-forming clamp consolidates the lower portion of the flare, 50,the rod, 51, and the lead in wires, 52, into a press, and the clampis held in its operated… … Fig. 154. FUELS, REFRACTORIES, AND FURNACES. 187 VII.—Fuels, Refractories, and Furnaces. 332. A New Method for Determining the Volatile Matteryielded by Coals up to Various Temperatures. W. A. Boneand L. Silver (J. Chem. Soc, 1921, 119, 1145).—The authors haddevised a new method, consisting…
Glass
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