d. By fiers containing lumps of quick lime and trays of charcoal or this means each of the apertures in the lower side of the de- coke soaked in caustic soda and well dried, whereby sulphur vica is provided with a separate grate; and as all are connec- dioxide is removed. The purification… … ing process. A suitable lever connects with one of the bear- Chlorine is passed into alcohol of at least 96 per cent. For ings for convenience in tilting the furnace. cember 9,1873, a novel and simple form of ice creeper, an 120—150 lbs. of alcohol the current of chlorine must be engraving of which…
Patents · Improved · Valve · Inches · Horse · Asks · Horse power · Iron · Patent office · Annular recess · Scientific American · Spring safety · Sulphuric acid · Post office · Rain water · Sewing machine · Van haagen
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