Nitrification at Low Concentration of NH4+-N by using Attached Growth in Zeolite Media von Kim, Jin-Su, Kang, Min-Koo, Yang, Chang-Hwan, Lee, Sang-Ill

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Apparatus and method for setting controller board ID of HVDC system von Oh, Sung Min, Yang, Chang Hwan, No, Jae Keun

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AI-based color mixing ratio prediction and color combination recommendation system von YANG HWAN CHANG

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Inventory management system based on AI-based paint weight detection von YANG HWAN CHANG

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Paint inventory management system based on artificial intelligence von YANG HWAN CHANG

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제올라이트 여재의 부착성장을 이용한 저농도 NH 4 + -N의 생물학적 질산화 처리 von 김진수, 강민구, 양창환, 이상일, Kim, Jin-Su, Kang, Min-Koo, Yang, Chang-Hwan, Lee, Sang-Ill

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제올라이트 여재의 부착성장을 이용한 저농도 NH₄⁺-N의 생물학적 질산화 처리 von 김진수(Jin-Su Kim), 강민구(Min-Koo Kang), 양창환(Chang-Hwan Yang), 이상일(Sang-Ill Lee)

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ISOLABLE DOUBLE-WALLED INSULATION TANK FOR LAUNCH VEHICLE von KIM, Soo Jong, WON, Do Yun, YANG, Chang Hwan, JUNG, Hun

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VORTEX PREVENTION APPARATUS AND INSULATION TANK COMPRISING SAME von CHA, Seung Won, KIM, Soo Jong, WON, Do Yun, YANG, Chang Hwan

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ISOLABLE DOUBLE-WALLED INSULATION TANK FOR LAUNCH VEHICLE von KIM, Soo Jong, WON, Do Yun, YANG, Chang Hwan, JUNG, Hun

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VORTEX PREVENTION APPARATUS AND INSULATION TANK COMPRISING SAME von CHA, Seung Won, KIM, Soo Jong, WON, Do Yun, YANG, Chang Hwan

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VORTEX PREVENTION APPARATUS AND INSULATION TANK COMPRISING SAME von CHA, Seung Won, KIM, Soo Jong, WON, Do Yun, YANG, Chang Hwan

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VORTEX PREVENTION APPARATUS AND INSULATION TANK COMPRISING SAME von CHA, Seung Won, KIM, Soo Jong, WON, Do Yun, YANG, Chang Hwan

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ISOLABLE DOUBLE-WALLED INSULATION TANK FOR LAUNCH VEHICLE von KIM, Soo Jong, WON, Do Yun, YANG, Chang Hwan, JUNG, Hun

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Dynamic vibration absorber von YANG CHANG HWAN

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APPARATUS AND METHOD FOR SETTING CONTROLLER BOARD ID OF HVDC SYSTEM von NO, Jae Keun, YANG, Chang Hwan, OH, Sung Min

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A case of hypereosinophilic syndrome presenting with intractable gastric ulcers von Park, Tae Young, Choi, Chang Hwan, Yang, Suh Yoon, Oh, In Soo, Song, In-Do, Lee, Hyun Woong, Kim, Hyung Joon, Do, Jae Hyuk, Chang, Sae Kyung, Cho, Ah Ra, Cha, Young Joo

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Novel Porcine Epidemic Diarrhea Virus and Use thereof von YANG CHANG HWAN, HAN YONGHEE

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GAS CIRCUIT BREAKER OF GAS-INSULATED SWITCHGEAR von KIM, Kwang Jin, YANG, Chang Hwan, LEE, Seung Kyu, CHOI, Won Ho, CHOI, So Hae

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LATERAL-FLOW MICROFLUIDIC CHIP AND FLOW VELOCITY CONTROL METHOD THEREOF von JEONG, Seong Geun, YANG, Chang Hwan, LEE, Chang Soo, SONG, Na Mi, LEE, Jin Hyeon

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