国家/地区 中国（9） 韩国（2）
IPC部 C（11）
IPC大类 C23（11） C25（6） A61（4）
G01（2）
IPC小类 C23C（11） C25D（6） A61L（3）
IPC C23C028/04（11）
发明人
公开年 2021（9）
申请年 2021（11）
专利权人 UNIV CENT SO.（2）

High-pressure needle valve for controlling flow of high-pressure fluid or gas flowing through pipe, has replacement type metal seal inserted into inlet port of valve body, and sleeve fixture formed with through hole for flow path.

KIM H H, KIMYOONSIK, OH J, SU Y H, YONGJUN K, LEE S J

Graphene/graphite-phase carbon nitride/titanium dioxide composite coating with photoelectric response characteristics bone-forming function in preparing bone repairing, replacing material, comprises graphite phase carbon nitride/titanium dioxide composite coating formed on surface of metal substrate.

ZHENG X, XIE Y, SHAO D, LIU S, YAN Z, LI K

Method for processing high-strength corrosion-resistant stainless steel pipe fittings, involves taking pretreatment pipe fittings, performing ultrasonic rolling on outer surface, washing pretreatment pipe fittings with deionized water after rolling and vacuum drying pretreatment pipe fittings.

XU J, HU X, SANG C, RUAN J, ZHOU Q

Preparing hydroxyapatite bioceramic on titanium alloy surface by sol-gel method, comprises placing titanium alloy substrate on spin coater, dropping prepared sol containing phosphorus pentoxide on substrate surface, drying and heating.

ZHU J, HAN F, SHEN Q, ZHU Y, LUO H, GUO B, LIU Y

Connector pair for use with electrical device, has first connector that includes first electrical contact unit which is provided with graphene layer on metal base material, and second connector includes second electrical contact unit electrically connected to first connector by graphene layer.

KUBO T, SEKI K, OKADA M, HATAKEYAMA K, KOGA K, SHIMIZU T, YE N, KAWAI H, KAWAI Y, GUAN H

Vanadium pentoxide heat-sensitive film with sandwich structure used for silicon-based semiconductor, comprises substrate layer, buffer layer, and heat-sensitive layer including vanadium pentoxide layers and carrier concentration increasing layer located between adjacent vanadium pentoxide layers.

HUANG L, LU H, MA Z, WANG C, FANG M, CAI G, GAO J, HUANG S

Aluminum alloy surface anti-heat cracking processing by preparing heat cracking composite oxide film on surface of aluminum alloy, where heat cracking resistant composite oxide film includes zirconium and cerium chemical oxide film.

WEI G, ZHU B, SUN Z, YANG Y, ZHANG Z, JIANG L

Atomic layer deposition auxiliary preparation of layered double metal hydroxide/carbon composite material used e.g. in field of energy storage, by depositing alumina layer on carbon material by atomic layer deposition and dispersing.

WAN G, WANG G, ZHAO G

Preparation of doped titanium dioxide ceramic film involves taking vascular stent comprising medical magnesium alloy as substrate, preparing magnesium oxide transition layer, mixing butyl titanate and graphene and coating.

XIAO Y, CHEN Z, ZHOU J, TAN Y, ZHAO J, YAO L

Treating surface of titanium substrate involves forming a nitrided surface by supplying nitrogen gas to a substrate including titanium or a titanium alloy, forming porous layer by anodizing on substrate on which nitrided surface is formed.

LIM H P, SANGWON P, JI M K, SEUNG K, CHO H S, PARK C, KIM H