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Modern Gasworks Practice

Forfatter: Alwyne Meade

År: 1921

Forlag: Benn Brothers

Sted: London

Udgave: 2

Sider: 815

UDK: 662.764 Mea

Second Edition, Entirely Rewritten And Greatly Enlarged

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Side af 880 Forrige Næste
VERTICAL RETORTS AND CHAMBER OVENS 181 of the charge holding up usually results from any arrangement of the kind. Walker and Bates have contrived to overcome this disadvantage by providing an. annular plunger which exerts pressure on the coal charge and thus assists the downward travel. The central flue is the main flue for the products of combustion, the liot Fig. 98.—Walker & Bates’ Vbbtical Retort. gases passing into it after having traversed the flues around the exterior of the retort. The illustration shows the plunger operated by a hydraulic cylinder. Bottom Gas Oef-take Bancroft and Hansford 1 have designed a system whereby the coal is charged 1 Eng. Pat. 126,121.
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