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Title:
MICROWAVE DRYER AND MICROWAVE DRYING METHOD
Document Type and Number:
Japanese Patent JP2013076563
Kind Code:
A
Abstract:

To selectively heat a lower layer portion of an agglomerate charged into a drying furnace using a microwave.

A microwave dryer is provided at a hot-air type drying furnace that makes hot air blast an object to be dried when the object to be dried is transported by a conveyer, and has a microwave oscillator that oscillates a microwave, a plurality of waveguides that are inserted in to a layer of the object to be dried to a depth so that a heating range includes the lowermost layer of the layer of the object to be dried, and a plurality of slit antennas that are provided immediately above the conveyer and have a plurality of openings, and the heating range of each of the waveguides and the openings of the slit antennas are provided to wholly cover the whole of a width direction of the drying furnace.


Inventors:
SUGIBASHI ATSUSHI
HARADA HIROSHI
TERAMOTO NAOFUMI
WAKAGI AKINORI
AOKI RIICHI
UESUGI SACHIHIRO
KINOSHITA TAKAHIRO
YAMAZAKI TSUYOSHI
MASAKI YOSUKE
Application Number:
JP2012202812A
Publication Date:
April 25, 2013
Filing Date:
September 14, 2012
Export Citation:
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Assignee:
NIPPON STEEL & SUMITOMO METAL CORP
International Classes:
F26B3/347; F26B17/00; F26B17/04; F27D11/12; H05B6/70; H05B6/72; C21B13/00; C21B13/02; C21B13/10; C22B1/248
Domestic Patent References:
JPH0814763A1996-01-19
JPS61254894A1986-11-12
JP2008134036A2008-06-12
JP2010051273A2010-03-11
JPS6191798U1986-06-14
Attorney, Agent or Firm:
Miaki Kametani
Tetsuo Kanamoto
Koji Hagiwara
Kazuki Matsumoto