Society of Glass Technology · [Sheffield] · leaf 658
liquid to escape. Whencool, the edges are treated with Unseed oil, and the sheets are againheated and pressed; and the edges of the finished sheets arefinally sealed with a solution of shellac in methylated spirit. H. G. C. 301. Method and Apparatus for Making- Sheet Glass.H. A. Myers, Toledo,… … Fig. 179. a melting furnace under the control of a gate or valve. Formingrollers are situated below this orifice, the rollers being gearedtogether by the spur gears, 6, and driven by any suitable means,so that the glass on emergingfrom the rollers does so as auniform sheet. Knives areprovided just…
Glass
Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
