Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
HEAT EXCHANGING DEVICE FOR POWDER MATERIAL
Document Type and Number:
WIPO Patent Application WO/2019/074084
Kind Code:
A1
Abstract:
Provided is a heat exchanging device including a heat exchanger which is easy to match with the size of a heat exchange container and the characteristics of the powder to be treated. The heat exchanging device for powder comprises: a heat exchange container having a treatment material supply port for supplying the powder from above and a treatment material discharge port for discharging the powder from below; a heat exchange unit provided inside the heat exchange container; and a header tank for supplying a heat exchange medium to a plurality of heat exchange pipes. The heat exchange unit has a heat exchange pipe including an outer tube composed of a hollow twisted tube extending in the vertical direction. The heat exchange pipe includes an inner tube disposed in the outer tube. The upper end of the outer tube is open and connected to a second header tank, and the lower end of the outer tube is closed. Both ends of the inner tube are open, the upper end is connected to a first header tank, and the lower end extends to the vicinity of the lower end of the outer tube. The heat exchange medium supplied from the first header tank passes through the inside of the inner tube, passes between the outer tube and the inner tube, and is returned to the second header tank.

More Like This:
Inventors:
TAKAI Takahiro (5-7, Jonanjima 2-chom, Ohta-ku Tokyo 02, 〒1430002, JP)
Application Number:
JP2018/038047
Publication Date:
April 18, 2019
Filing Date:
October 12, 2018
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
NARA MACHINERY CO., LTD. (14-4, Higashi Ooi 4-chome Shinagawa-ku Tokyo, 11, 〒1400011, JP)
International Classes:
F28D7/16; F28D7/12; F28F1/04; F28F1/06; F28F1/36
Domestic Patent References:
WO2016194599A12016-12-08
WO2012171336A12012-12-20
Foreign References:
CN101368801A2009-02-18
DE102015010639A12017-02-16
US5409057A1995-04-25
JPH08504445A1996-05-14
JP2000111020A2000-04-18
CN102937386A2013-02-20
JP2001150436A2001-06-05
JP2014159001A2014-09-04
JPS5818087A1983-02-02
JPS5677692A1981-06-26
JP2008261566A2008-10-30
CN103353246A2013-10-16
Attorney, Agent or Firm:
NONAKA Takeshi (Rita Patent Law Firm, 3rd Floor B room MCK Shibaura Building 2-14-13 Shibaur, Minato-ku Tokyo 23, 〒1080023, JP)
Download PDF: