国家/地区 中国（4）
IPC部 B（4）
IPC大类 B01（4） C01（4）
IPC小类 B01J（4）
IPC B01J019/18（4）
发明人
公开年 2023（4）
申请年 2022（4） 
专利权人

Metal material for flame retardant steel structures, for preparing fire-proof boards, includes a metal substrate, and a fireproof coating prepared by coating a fireproof coating on the surface of the metal substrate.

LI Z, LI X

Reaction vessel for producing graphene oxide, has circulating pipe that uniformly surrounds periphery of stirring shaft and two ends of circulating pipe are connected with jacket.

REN X, MA L, SONG X, MA X, LIU T, LU G

Supercritical high pressure graphene reaction device, comprises feeding port of stripping kettle connected with discharging port of reaction vessel by releasing ball valve, discharging port of stripping kettle connected with the receiving end of vacuum pressure loading and unloading system.

JIA M, LI B, WANG W, FAN C, WANG J, LI W

Processing device for graphene oxide-based separation membrane, comprises preparation chamber equipped with drainage mechanism and extruding mechanism, and extruding mechanism runs through between preparation chamber and crushing cabin.

LI C, DING Y