...advantages claimed for large tanks are that the clay can be discharged into any one for a considrable period, and, if the clay deposit varies in character,...one tank and a better average is thereby obtained. MINING AND PREPARA1ION OF CLAYS. 67 bottom of the vat is drawn off by slip pumps and forced by these...

...advantages claimed for large tanks are that the clay can be discharged into any one for a considrable period, and, if the clay deposit varies in character,...the water to hasten the deposition. When the kaolin is settled, most of the clear water is drawn off, and the cream like mass of kaolin and water in the...

...side of 'erts it out on to the ground. FENDED IN WATER FROM THE :^c washed kaolin as soon as it ia If the kaolin settles too slowly, alum is sometimes...has settled most of the clear water is drawn off, and the cream-like mass of kaolin and water in the bottom of the vat is drawn off into the slip pumps...

...room. The advantages of big pits are that the clay can be discharged into any one for a considerable period, and if the clay deposit varies in character, the different grades get iuto the one tank and a better average is thereby obtainable. A large tank, however, requires a much...

...asserted in the case of large tanks are that the clay can be discharged into any one for a considerable period, and, if the clay deposit varies in character,...hasten the deposition. When the kaolin has settled, $ s t s a most of the clear water is drawn off; the cream-like mass of kaolin and water in the bottom...

...asserted in the case of large tanks are that the clay can be discharged into any one for a considerable period, and, if the clay deposit varies in character,...hasten the deposition. When the kaolin has settled, Ci a VI О и 1H ¿а .3 •a most of the clear water is drawn off; the cream-like mass of kaolin and...