FURNACE FOR PRODUCING SECONDARY BATTERY POSITIVE ELECTRODE MATERIAL AND METHOD FOR FIRING SECONDARY BATTERY POSITIVE ELECTRODE MATERIAL

Title:

FURNACE FOR PRODUCING SECONDARY BATTERY POSITIVE ELECTRODE MATERIAL AND METHOD FOR FIRING SECONDARY BATTERY POSITIVE ELECTRODE MATERIAL

Document Type and Number:

WIPO Patent Application WO/2020/130669

Kind Code:

A1

Abstract:

A furnace for producing a secondary battery positive electrode material, according to one embodiment of the present invention, comprises: a chamber having the inside space thereof heated by a heater; a transfer part for transferring, in one direction, a saggar installed inside the chamber and containing raw material powder of a secondary battery positive electrode material; and an air supply nozzle and an exhaust port installed on the chamber. The chamber is divided into a front chamber, a middle chamber and a rear chamber. The middle chamber has an entrance shutter and an exit shutter for sealing off the inside space thereof, and the exhaust port of the middle chamber is connected to an exhaust apparatus for exhausting gas.

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Inventors:

JUNG KEEYOUNG (KR)
YANG CHOONGMO (KR)
PARK YOON CHEOL (KR)
HWANG SOON CHEOL (KR)
KIM YEONG WOO (KR)
PARK YOUNG MIN (KR)

Application Number:

PCT/KR2019/018097

Publication Date:

June 25, 2020

Filing Date:

December 19, 2019

Export Citation:

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Assignee:

POSCO (KR)
RES INST IND SCIENCE & TECH (KR)

International Classes:

F27B9/02; F27B9/04; F27B9/24; F27B9/30; F27D7/04

Foreign References:

JP2009103331A	2009-05-14
KR20140088352A	2014-07-10
KR101177545B1	2012-08-27
JP2013253758A	2013-12-19
KR101427537B1	2014-08-07

Other References: