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James Wheeler Fuller
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14,630. Fuller, J. W. June 26. Roller-and-ring mills.-In casting iron rings for roller-and-ring mills to chill the inner or grinding- surface a', blocks d rhomboidal in elevation are employed. The blocks are formed with thin edges d<2> backed by frusto-conical portions, so that sand may be tightly packed between adjacent blocks.
GB190614630D1906-06-261906-06-26Improvements in Metallic Rings for Roller Mills.
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