Society of Glass Technology · [Sheffield] · leaf 504
out-lets, i (Fig. 53), formed inraised portions,;, of the tankbottom adjacent the recu-perator, thus permitting themoulds of a glass bottlemachine to be positionedbeneath them. The settingof the recuperator tubes,m, is arranged as shown tocause the waste gases toflow to and fro throughthem; air… … Fig. 53. flows under a bridge to the outlets. H. G. C. 144. Kiln or Muffle for Annealing-. M. A. Smith, Assignorto the McKee Glass Co. (U.S.A. Pat., June 1st, 1920, No. 1342233.Filed May 15th, 1919, No. 297292).—The invention consists of agas-fired annealing archbuilt on the muffle prin-ciple. As…
Glass
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