is about 50 tonsper day of 10 hours, requir-ing 75 horse power to drive.After leaving the watermill, the product is allowedto settle by gravity in set-tling tubs, after which thewater is evaporated bysteam heat, and the lead isthen ready to be mixedwith oil. This is, in part,accomplished by a… … MIXEB AND OIL MILL FOB WHITE LEAD GRINDING. lar hole in the bottom, which is opened and closedby a cast iron plug. Around the outer flange of thepan is fitted a segmental rack engaging with a bevelpinion in the head. The frame or head of the machinecarries two shafts, one above the other, one for…
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