| abstract |
The utility model discloses the device for sodium dichromate continuous crystallisation, including：Crystallizing tank, the cooling jacket and agitator being arranged on outside crystallizing tank, flow isolating cylinder, it is hollow structure, and is arranged on inside crystallizing tank, and the barrel of flow isolating cylinder is to be provided with the first water inlet and the first delivery port on closed interlayer, barrel；Wherein, agitator is arranged on inside flow isolating cylinder.The sodium dichromate crystal solution that the utility model is obtained by device continuous discharge, obtains that crystal grain is mellow and full, the uniform arsenic sodium crystal of crystal formation after centrifugal dehydration, and gained crystal is dried, the good high-quality sodium bichromate finished product of solids flowability is obtained. |