lve opening upward into a cylindrical air The revivification of bone black, after it has been used, is advisable to carry more than 15 per cent, particularly in reservoir secured to the upper end of the pump. A flexible a very important operation in every sugar manufactory. order to secure a… … hard work, but delivers a casing of fire bricks covered FURNACE FOR REVIVIFYING BONE BLACK. with plate iron. The first im- stronger and steadier blast provement added to the appa- than is possible to maintain posit. The total quantity moved by one dredge in eight ratus is the automatic method of…
Patents · Iron · Feet · Patented · Scientific American · Inches · William siemens · Ten feet · Horse power · Thrashing machine · Sir william · Grape sugar · Address munn · American supplement · Steam engines
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