Title:
PEARLITE EXTRACTING METHOD IN GROUND CRYOSTAT TANK
Document Type and Number:
Japanese Patent JPS6170298
Kind Code:
A
Abstract:
PURPOSE:To make the whole lot of pearlite extractable, by installing a guide rail in the lower part of an annular space, while getting a pearlite attracter self-propelled along this guide rail, and performing the extraction of pearlite lying between both inner and outer tanks to perfection. CONSTITUTION:A guide rail 6 is set up on the circumference of an inner tank 2 in order to get a pearlite attracter 7 self-propeller in a side wall lower part of the inner tank 2. The pearlite attracter 7 is set to the guide rail 6 set up in the inner tank 2, and this extracter moves over the whole circumference of an annular space between an outer tank 1 and the inner tank 2 in a way of repeating forward and backward movements through its driving wheel 7b is attracting pearlite 3 out of its suction port 7a. With this constitution, the whole lot of pearlite is extractable.
Inventors:
OTANI YASUHIKO
Application Number:
JP18890884A
Publication Date:
April 11, 1986
Filing Date:
September 11, 1984
Export Citation:
Assignee:
NIPPON KOKAN KK
International Classes:
F17C3/04; F17C3/02; F17C13/00; (IPC1-7): F17C3/04; F17C13/00
Attorney, Agent or Firm:
Kimura Saburo
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