Jea Sung Park

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Daejeon, KR

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Patents Grantslast 30 patents

Information Patent Grant
Purification method and purification apparatus for off-gas
- Patent number 10,016,724
- Issue date Jul 10, 2018
- Hanwha Chemical Corporation
- Sang ah Kim
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method for manufacturing polysilicon
- Patent number 9,469,544
- Issue date Oct 18, 2016
- Hanwha Chemical Corporation
- Hyun-Cheol Ryu
- C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
PURIFICATION METHOD AND PURIFICATION APPARATUS FOR OFF-GAS
- Publication number 20180280874
- Publication date Oct 4, 2018
- Hanwha Chemical Corporation
- Sang Ah KIM
- C01 - INORGANIC CHEMISTRY
Information Patent Application
PURIFICATION METHOD AND PURIFICATION APPARATUS FOR OFF-GAS
- Publication number 20170007962
- Publication date Jan 12, 2017
- Hanwha Chemical Corporation
- Sang ah KIM
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
APPARATUS FOR MANUFACTURING POLYSILICON
- Publication number 20160280556
- Publication date Sep 29, 2016
- Kyu Hak PARK
- C01 - INORGANIC CHEMISTRY
Information Patent Application
METHOD FOR MANUFACTURING POLYSILICON
- Publication number 20140356535
- Publication date Dec 4, 2014
- Hyun-Cheol Ryu
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL