A Practical Manual On Sea Water Distillation
With A Description Of The Necessary Machinery For The Process

MULTIPLE DISTILLATION. 199 estimate, according to type of boiler and the nature of fuel used. 7. Boiler Setting. 60. The brickwork material for setting the boiler is usually supplied, according to the quantities made out by the boiler maker, who will also supply complete drawings and estimates for setting the boiler. Such matters as wall plates, and iron work generally connected with the setting of the boiler are not, as a rule, included with the boiler. These are extras, but all that is required to make the boiler and setting complete should be supplied or offered. 8. Weight—Shipping Particulars. 61) When tendering for the apparatus, including a boiler, approximate, shipping particulars are generally asked for and given for the boiler separately. The shipping particulars include, first, the lifting weight of the boiler, and, secondly, the measured weight of the boiler, on the basis of 40 cubic feet to the ton. The ship- owner charging on the highest figure. The boiler makers are always ready to give this information if applied to. Rules for Working the Boiler. 62) The following few rules may be found useful as a guide for working the boiler supplying steam to a sea- water distilling apparatus. 63) The boiler should be used for supplying steam to the distilling apparatus only, otherwise the feed-water will not be regulated properly. 64) All exposed parts of the boiler and steam and feed pipes should be lagged, so as to avoid waste of heat.