METHOD FOR SEPARATION AND PURIFICATION OF SUBSTANCE BY CRYSTALLIZATION FROM MOLTEN SOLUTION UNDER PRESSURE
PURPOSE: To cause sweating and to separate and remove a sweat oil by pressurizing a melt under an atmosphere of inert gas, cooling the melt to be crystallized, separating the residual melt from the crystal and finally degassing the crystal by reducing the pressure. CONSTITUTION: An inert gas is intr...
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