国家/地区 中国（4）
IPC部 B（4）
IPC大类 B01（4）
IPC小类 B01D（4）
IPC B01D029/03（2） C01B032/196（2）
发明人 ZHANG W（4）
公开年 2022（2）
申请年 2022（2） 
专利权人

Continuously producing silazane comprises adding normal-hexane, saturating and passing ammonia gas, dripping trimethylsilyl chloride, adding reaction solution into sodium hydroxide aqueous solution, washing obtained upper layer liquid with hot water and separating organic layer.

ZHANG W

Heating oil graphene extracting and purifying device, has separating screen fixedly installed on inner wall of purifying device main body, moving plate fixed on separating screen, and dredging block fixedly installed on bottom end of moving plate.

DONG Y, LI J, ZHANG W

Production device for producing graphene material, has feeding pipe whose lower end is extended into inner tank, and cover plate whose right side is connected with spray head, where top right side of shell is connected with water tank.

SUN S, ZHAO A, ZHOU A, GAO Q, ZHANG W, LIU D, SONG Y, GAO L, WANG G

Preparation of multi-aperture graphene membrane used for gas separation device by irradiating graphene film having crystal lattice defects through energy beam, and disrupting when carbon bonds with crystal lattice defects.

CAI Y, XU Y, ZHANG W