HIGH-TEMPERATURE CENTRIFUGE Russian patent published in 1997 - IPC

FIELD: geochemistry, physical chemistry and metallurgy in study of mechanisms of separation of melts and separation of melts from crystals, metal phases, concentration and analysis of phases. SUBSTANCE: centrifuge has motor, spider installed on shaft, furnace and counterweight installed on spider, collectors of heaters and thermocouples installed on shaft end. Centrifuge is provided with belt transmission installed between motor and shaft with spider, and hinged support, on which shaft with spinder and driven pulley are installed. Sleeve of lower heater is installed on lower cover of body and has hole in bottom for installation of thermocouple, whose hot junction is located in recess made in side wall of test tube. Leads of lower and central thermocouples are located in J-shaped tube. Thermocouple collector is made in form of platinum disks secured to shaft and connected with thermocouple leads, and cylindrical chamber with internal annular cavity, filled with mercury in the lower part, and engageable with disks. EFFECT: higher efficiency. 4 cl, 3 dwg