Cold storage, heating and ventilating on board ship (1911)
Walker, Sydney Ferris · New York : Van Nostrand · leaf 206
are used by theGeneral Electric Company. The cartridge unit consists of athin tape of special resistance metal, wound edgewise, insulatedwith a fireproof cement and then inserted in a mica-lined brasstube capped with a cement plug through which the leading-inwires are brought. The quartz enamel… … FIG. 44. GENER.\L ELECTRIC LUMINOUS RADIATOR. quartz grains imbedded in enamel on the bottom of the heater.Both of the foregoing heating units are practically infusibleand indestructible, but can be readily replaced if damaged byaccident. Great care has been taken in the design of the heat-ing…
Ships -- Heating and ventilation · Cold storage on shipboard
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