Journal of the Franklin InstitutePergamon Press, 1865 |
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Page 247
... spermaceti , and this after being well washed is run into moulds to cool . The manufacture of spermaceti candles requires great care and practical experience . The only fact I shall mention is , that about 3 per cent . of wax is added ...
... spermaceti , and this after being well washed is run into moulds to cool . The manufacture of spermaceti candles requires great care and practical experience . The only fact I shall mention is , that about 3 per cent . of wax is added ...
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66 date acid action air pump albumen amount apparatus applied arrangement atmospheric Bessemer process boiler carbon caseine cast iron cause cent centre chemical coal color combustion condenser constructed containing cubic cubic foot cylinder diameter effect employed equal evaporated expansion experiments fact fatty matters feet fluid force FRANKLIN INSTITUTE fuel furnace gauge glass glycerine heat horse power increased kilometres per hour length less lime London magnesium manganese manufacture marine engines material means mechanical mercury Messrs metal miles Mont Cenis motion naphtha obtained ordinary paper pass patent petroleum pipe placed plate portion practical present pressure produced proportion quantity rails railway resistance screw ship side silicate soap soda spermaceti square inch strain strength stroke substance sulphur sulphuric acid surface surface condensers temperature thickness tion tons truss tube valve vessel weight wheels whilst wool wrought iron