国家/地区 中国（2）
IPC部 C（3）
IPC大类 C09（3）
IPC小类 C09D（3）
IPC C09D005/08（2） C09D007/62（2） F16L058/10（2）
发明人
公开年 2022（3）
申请年 2021（3）
专利权人

Non-asbestos organic brake friction material used for brake of industrial machines has graphene and functionalized graphenes as brake friction material, straight or modified phenolic resin as binder, fibers, abrasives, modifier and fillers.

VENKATESH S, MURUGAPOOPATHIRAJA K

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