国家/地区 中国（3）
IPC部 B（3）
IPC大类 B01（3）
IPC小类 B01D（3）
IPC C01B032/184（2）
发明人 XU C（3）
公开年
申请年
专利权人

Preparing ultrapure ammonia water involves evaporating liquid ammonia raw material to obtain ammonia, separating ammonia and liquid, and carrying out active carbon adsorption treatment to obtain primary ammonia, subjecting primary ammonia gas to resin adsorption to remove oil, removing oil treatment.

XU C, YANG X

Preparing mesoporous tin oxide nanorod/nitrogen doped graphene sensitive material useful for absorbing formaldehyde comprises mixing tin salt solution and graphene oxide, adding nitrogen doping agent, freezing, drying and cooling.

LU J, CAO Q, WANG Y, XU C, LI C

Preparing graphene hydrophobic film used for membrane distillation, involves adding graphene oxide powder to solvent, removing solvent in suspension dispersion liquid and subjecting to hydrophobic treatment.

XU C, WEN M, CHEN M, LV C