国家/地区 中国（43）
IPC部 C（43）
IPC大类 C09（43） F21（18） F16（12）
C08（9） B05（8） F28（6）
H05（5） F24（4） A01（2）
D21（2） E04（2）
IPC小类 C09D（43）
IPC C09D163/00（43）
发明人 ZHUANG K（15） LIU S（2） PENG H（2）
WANG L（2） WANG Y（2） ZHANG B（2）
公开年 2016（11） 2017（9） 2022（6） 2019（5） 2020（4） 2021（3） 2013（2） 2023（2）
申请年 2016（13）  2019（8）  2017（7）  2022（6）  2020（3）  2021（3）  2013（2） 
专利权人 ZHUANG K（15） GUANGDONG YU.（2） SHANGHAI YIL.（2）

Preparing coating for screw thread, comprises e.g. providing workpieces with screw thread, pretreating screw thread part of workpieces with screw thread; sandblasting workpiece with screw thread after pretreatment; and preheating workpiece with screw thread after sandblasting.

SUN J, WANG Y, WANG L, LI R, SONG X, LIU X

Preparing internal spiral polyvinyl chloride drainage pipe, comprises e.g. bending and spiraling steel wire, extruding, injecting into brushing mechanism, carrying out spiral groove processing, forming inner spiral groove, spraying, extruding, painting and performing preliminary drying.

LIU Z

Graphite tube comprises pipeline body and resin layer loaded on surface of pipeline body, where resin layer comprises phenolic resin, epoxy resin, unsaturated resin, furan resin, graphene and graphite powder.

ZHANG H, MAO Y

Heat exchanger useful in chemical industry, light industry, energy, pharmacy, mechanical and industrial fields, comprises compartment rotatably connected to housing through central rotor and heat exchange element arranged in compartment.

WANG S, ZHANG F, WEI J, QIN Y, SUN G, LI D

Preparing far-infrared nano ceramic powder, comprises mixing coupling agent modified far infrared nano ceramic powder dispersion with graphene slurry, freezing and drying, thermally pressing and sintering, and grinding radiating fin.

YANG X, SHAO J

Preparing pipe material comprises cleaning mineral-inorganic composite materials, grinding, melting, casting and forming in combination with pipe mold by means of centrifugal casting, demolding and cooling, heating and densifying, and coating anti-corrosion coating.

WANG P

Preparing graphene oxide-epoxy ceramic composite material that is used for preventing corrosion of inner wall of pipeline, involves modifying graphene oxide by nano-zinc oxide, so that carboxyl group on surface of graphene oxide is bonded to hydroxyl group.

SUN T, YAN W, YAN Y

Method for realizing high-efficiency wide-angle lamp beads, involves placing molded plate flat on printing platform, configuring adhesive containing titanium dioxide powder, evenly printing titanium dioxide powder adhesive on plate, baking and covering with layer of titanium dioxide powder.

ZHU B

Aluminum profile useful for bimetal composite radiator in reducing abnormal friction noise caused by thermal expansion and contraction of bimetal composite radiator, comprises aluminum tube.

LV T, DI J, FU Z

Radar-infrared-visible light multi-spectrum camouflage invisible structure includes radar wave absorbing structure layer, infrared heat insulation coating, adhesive layer and wave-transmitting camouflage net layer.

WANG Y, LI G, LONG C, LIU S, HE J, LI J, DING T, CUI G, CHEN L, YIN S