Mineral processing
Know More] Later, more advanced machines were used such as the Frue vanner, invented in 1874 Other equipment used historically includes the hutch, a trough used with some ore-dressing machines and the keeve or kieve, a large tub used for differential settlement Unit operations...
Gongyi Jinquan machinery
Know MoreGongyi Jinquan Machinery Co, Ltd, is a modern enterprise specialized in R&D, manufacture, sales ore dressing equipment It is between Henan provincial capital Zhengzhou and ancient capital Luoyang Longhai railway, 310 state road, Lin-huo highway travers...