国家/地区 中国（5）
IPC部 C（5）
IPC大类 C09（5） F16（2）
IPC小类 C09D（5）
IPC C09D007/62（5）
发明人
公开年 2022（5）
申请年 2021（3）  2022（2） 
专利权人

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 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

Composite aluminum pipe with G-shaped pipe comprises a steel pipe and an aluminum pipe combined by cold drawing, and a fin connected with aluminum pipe by a groove outside aluminum pipe and a coating layer provided at outer part of G-shaped pipe.

LU Y

Lead-acid storage battery casting flux drying device comprises ventilation block, ventilation pipe, ventilation hole and device body.

SHAO S, MA X