国家/地区 中国（2）
IPC部 B（2）
IPC大类 B01（2）
IPC小类 B01D（2）
IPC
发明人 ZHANG W（2）
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