国家/地区 中国（3）
IPC部 C（5）
IPC大类 C08（5）
IPC小类 C08L（5） C08K（4） F16L（2）
IPC C08L023/12（5）
发明人
公开年 2021（5）
申请年 2019（2）  2021（2） 
专利权人

Strong corrosion resistance steel belt reinforced spiral corrugated pipe comprises steel belt and outer pipe and inner pipe composing bisphenol A epoxy vinyl resin, phenolic resin, polypropylene, glass fiber, and modified graphene.

PEI S, ZHOU S, XU J, XU H, CHEN X

Graphene heat dissipation lamp for studying, comprises graphene composite thermally conducting plastic radiator comprising outer thermal conductive layer and inner thermal conductive layer and LED light source board mounted on radiator.

YAO L, TANG J, WANG K, CHEN Z

Device useful for preventing scattering of leaking liquid in transfer pipe, comprises e.g. body formed with predetermined width and length so as to surround outer circumferential surface of transfer pipe joint or transfer pipe.

KIHWAN C

Modified polypropylene-based tower filler used for cooling water, comprises polypropylene, ethylene-propylene copolymer, polypropylene grafted maleic anhydride, initiator, modifier, antioxidant, carbon material, fiber, and filler.

RIDLEY R N, LI D

Multi-layer composite pipe with high thermal conductivity and high heat resistance, comprises inner layer, middle layer close to the outside of inner layer, and outer layer close to outside of middle layer.

ZHANG B, JIANG X, KONG X, LIANG J