国家/地区 韩国（7）
IPC部 B（7）
IPC大类 B01（7） A61（2） H01（2）
IPC小类 B01J（7）
IPC B01J035/02（7）
发明人 LEE S Y（3） JEONG H Y（2） JEONGSE Y（2）
LEE J S（2） LEE S（2） YUN J S（2）
公开年 2022（7）
申请年 2020（6） 
专利权人 PURESPACE IN.（2）

Photocatalyst for use as denitrification catalyst for removing nitrate ion, and processing water, comprises titanium dioxide particle comprising titanium dioxide, carbon material located on all or portion of surface of titanium dioxide particle and comprising graphene, reduced graphene oxide.

LEE S, CHOI W, CHOIWEONYONG, BI L S

Preparing catalyst for manufacturing fuel cell electrode comprises reacting by adding hydrogen gas together with platinum precursor to transition metal nitride supported on carbon support to form platinum layer on transition metal nitride.

YOO S J, YOON C H, YOUNG P H, LEE S Y, PARK H S, KIM J, CHANG J H, KIM H J, PIL K, KIMDONGGUN, HO L J, LEE S

Air-cleaning device useful for reducing harmful gases including ethylene and harmful microorganisms, comprises air inlet, ozone generating unit, ozone decomposition unit and air outlet.

YUN J S, LEE J S, JEONG H Y, LEE S Y, JEONGSE Y

Catalytic activity recovery of manganese oxide catalyst, by recovering ozone decomposition efficiency of initial ozone decomposition efficiency by heating in air atmosphere, and decomposing ozone using manganese oxide catalyst.

YUN J S, LEE J S, JEONG H Y, LEE S Y, JEONGSE Y

Producing platinum-based alloy catalyst for fuel cell comprises preparing mixed solution by adding platinum solution and transition metal precursor powder to carbon-based catalyst carrier solution and adding reducing agent to mixed solution.

SUJIN G, PARK D C, KI J H

Manufacturing metal nano-catalyst, comprises e.g. dissolving metal precursor in polar solvent, preparing mixture with solution having metal precursor dissolved and ionic liquid mixed, and irradiating mixture with microwaves.

WON K T, PARK J C, LEE J R

Manufacturing metal-graphene core-shell composite for sensor, comprises e.g. dissolving carbon in metal catalyst powder by vacuum injecting hydrocarbon and hydrogen gas, and cooling to form graphene shell on surface of catalyst powder.

HAJUNSEOK, RHO H K, LEE S H, BAE H, CHA A N, RYU H S, SEUNG C