USA Grinding mill diaphragm discharge system
This invention is directed to an improved rotary grinding mill such as a ball mill, rod mill or an autogenous mill, having an improved arrangement wherein the usual quot;overflowquot; or quot;grate dischargequot; arrangements are dispensed with in favor of an annular array of lifter segments providing a diaphragm having a radial clearance from the mill shell, being spaced from the inner surface of the mill