DEVICE FOR PRODUCTION OF ULTRADISPERSED POWDERS Russian patent published in 2001 - IPC

FIELD: powder metallurgy, particularly, devices for production of ultradispersed powder by evaporation of metal with subsequent condensation. SUBSTANCE: device includes vacuum chamber, metal evaporator, condensation cooling surface and system of reaction gas supply. Metal evaporator is made in the form of consumable cathode, coaxial anode, trigger electrode, and the second anode combined with condensation cooling surface installed for rotation. EFFECT: higher quality and chemical purity of produced powder, extended process potentialities of device in production of powders of elementary refractory metals and complex composite materials and alloys. 1 dwg