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Patent Searching and Data


Title:
MANUFACTURE OF FINE PARTICLE, AND MANUFACTURING DEVICE THEREFOR
Document Type and Number:
Japanese Patent JPH1171605
Kind Code:
A
Abstract:

To provide a fine particle manufacturing method and a fine particle manufacturing device capable of continuously manufacturing fine particles of high purity without mixing impurities into the raw material.

A high-frequency levitation coil 9 to heat, melt and evaporate a charged raw material 1 while it is electromagnetically levitated is arranged on an outer circumferential part of a dead-man tube 8 at which the raw material 1 is thrown in from a raw material throw-in table 7, a carrying gas feed device 10 to feed the carrying gas to carry fine particles of the raw material 1 to be coagulated after the raw material is evaporated through the heating and melting in the dead-man tube 8 is connected to a bottom part of the dead-man tube 8 through a carrying gas feed pipe 11, and a separation collector 12 in which the fine particles of the raw material 1 to be coagulated after it is evaporated through the heating and melting in the dead-man tube 8 are led together with the carrying gas and the fine particles of the raw material 1 are separated from the carrying gas is connected to an upper part of the dead-man tube 8 through a communication tube 13.


Inventors:
SHINOHARA JOSHI
WAZUMI KOICHIRO
NOSHIRO KIYOSHI
Application Number:
JP23453597A
Publication Date:
March 16, 1999
Filing Date:
August 29, 1997
Export Citation:
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Assignee:
ISHIKAWAJIMA HARIMA HEAVY IND
International Classes:
B01J19/00; B22F9/12; F27B17/00; (IPC1-7): B22F9/12; B01J19/00; F27B17/00
Attorney, Agent or Firm:
Tsunemitsu Yamada (1 person outside)