Yong Sik OK

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Patents Grantslast 30 patents

Information Patent Grant
Chitosan-biochar composite fiber for effective removal of phosphoru...
- Patent number 12,194,431
- Issue date Jan 14, 2025
- Korea University Research and Business Foundation
- Yong Sik Ok
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR EVALUATING WASTE PLASTIC-DERIVED POROUS CARBON AND METHO...
- Publication number 20230134034
- Publication date May 4, 2023
- Korea University Research and Business Foundation
- Yong Sik OK
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
NOVEL CHITOSAN-BIOCHAR COMPOSITE FIBER FOR EFFECTIVE REMOVAL OF PHO...
- Publication number 20220241751
- Publication date Aug 4, 2022
- Korea University Research and Business Foundation
- Yong Sik OK
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE