Srientitic American. [Marcu 2, 1867, 136 A METHOD OF CONTROLLING THE PRODUCTS OF THE PULLEY SUSPENSION HOOK. ties of his ingots after every charge that has been made,and BESSEMER PROCESS. jassify them according to their qualities. The method is a It isa dangerous and trying labor to suspend the… … Rollersville, Sandusky Co. Ohio. must evidently be very bad, and as injurious to the manu- facturers of the raw ingots as to those who purchase to re- 6. —~2 ee _ KEILER’S LAMP CHIMNEY CLEANER, work them. When the ingots are cast, the manufacturers generally do The introduction of coal oil as a…
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