国家/地区 中国（29） 韩国（8） 美国（3） 世界知识产权组织（2）
IPC部 B（39） C（6） F（6）
A（4）
IPC大类 B01（39） F01（5） A61（3）
C01（3） A01（2） C02（2）
IPC小类 B01D（39）
IPC B01J037/08（39）
发明人 LI Z（5） HEO I J（4） ZHENG Y（4）
CHEN D（3） KIM S M（3） KIM Y J（3）
LEE J H（3） YOU Y（3） ZHOU M（3）
CHANG T S（2） HEO I（2） HUANG X（2）
KIM S J（2） LI C（2） LI Q（2）
公开年 2021（16） 2017（5） 2018（5） 2020（4） 2022（3） 2019（2） 2023（2）
申请年 2020（12）  2021（10）  2017（6）  2018（3）  2016（2）  2019（2）  2022（2） 
专利权人 KOREA RES IN.（4） UNIV FUZHOU（3） CHINA BUILDI.（2） HANGZHOU NIU.（2）
KOREA INST I.（2）

Preparing denitrification catalyst useful for selective catalytic reduction reaction for reducing nitrogen oxides comprises dispersing silver, zinc and support compound, ball milling dispersion, drying and calcining ball milled dispersion.

KIM Y J, YOU Y, HEO I J, CHANG T S, LEE J H, KWAK J S, LIM M T, YOU Y W, HEO I, KWAK J, IM M T

Preparing graphene oxide-titanium dioxide photocatalyst useful for catalyzing carbon dioxide substitution reaction, comprises mixing titanium dioxide and carbon precursor, and calcining mixture.

JEONG D, KWON J

Selective catalytic reaction device e.g. for industrial flue gas treatment, comprises e.g. a combustion gas inlet duct part introduced with combustion gas and aqueous ammonia, and selective catalytic reaction part set with catalyst layer.

NAM D

Preparing cobalt based double metal oxide loaded graphene quantum dots composite photocatalyst, comprises e.g. preparing metal-cobalt-oxide compound, then mixing with carbon source small molecular substance, transferring to polytetrafluoroethylene reaction kettle, reacting, filtering, and drying.

LIU X, XU J

Method for removing residual chlorine from inorganic substances for nitrogen oxide reduction catalyst comprises heat treating inorganic substance under ammonia atmosphere.

HEO I J, KIM S M, KOH E Y, IL K S

Preparing energy methane gas catalyst comprises e.g. preparing lanthanum-iron-cobalt oxide precursor, ultrasonic stirring with L-arginine, dopamine and graphene oxide in deionized water, adding ethylene glycol, performing hydrothermal reaction, filtering, drying, and calcining.

TAN C

Graphene nanocomposite gel for removing formaldehyde, contains graphene, concentrated sulfuric acid, phosphoric acid and plant essential oils, and further comprises butyl titanate, cerium nitrate, absolute ethanol, and dilute hydrochloric acid.

LI Z, LIAN L, WU J

Preparing high water resistance filter material by ball milling method comprises e.g. taking cut polyphenylene isophthalamide fiber and soaking sodium dodecylbenzene sulfonate solution, washing with deionized water, and heat treating.

ZHENG Y, ZHOU M

Removing residual chlorine in inorganic material used for producing selective catalytic reduction (SCR) catalyst for reducing nitrogen oxides, by heat-treating inorganic material in gas atmosphere containing moisture or soaking inorganic material in base solution, filtering, and drying.

KIM S M, HEO I, CHANG T S, YOU Y W, LEE J H, KIM S J, KIM Y J, HEO I J, JUNGYUNHO, PARK J H, KIM S G, YOU Y

Preparation of composite visible photocatalyst graphene quantum dot/graphite phase nitrogen carbide by mixing carbon nitride and graphene quantum dot solution, stirring, reacting, centrifuging to remove supernatant, washing and drying.

YU H, CUI Y, HUANG X, WANG T, JIA L, NIE Q