Society of Glass Technology · [Sheffield] · leaf 704
ent while theothers, 2, beneath the soleor in other suitable posi-tion, deliver into a combus-tion chamber, 3, separated from the annealing-cham- pIG> 194.. ber by heat absorbing chequer brickwork, 4. Air is supplied at 1, preheated in a recu-perator arranged adjacent to the glass furnace… … WmzffwmMmmwTzmm. tz.
Glass
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