国家/地区 中国（5） 世界知识产权组织（2）
IPC部 B（5） C（5）
IPC大类 B01（5）
IPC小类 B01D（5）
IPC B01D053/02（5）
发明人
公开年 2017（2） 2021（2）
申请年 2017（2）  2020（2） 
专利权人

Preparation of molten salt material with high energy storage density involves reacting ytterbium monosilicate and ytterbium disilicate powder, reacting with dried potassium nitrate powder, reacting graphite and graphene, mixing with nanosilver powder, and soaking in obtained nitric acid molten salt.

ZHAO S, MU S

Processing phenol-based rectifying kettle residue comprises e.g. subjecting phenol-based rectifying kettle residue by vacuum extracting deep drawing to obtain decompressed and drawing out and vacuum extracting deep drawing kettle.

HE L, LI X, WANG C, DU J, ZHOU J, CAI S, MA Y

Prefabricated bricks with the function of adsorbing formaldehyde and continuously releasing negative ions comprises coarse corundum, fine corundum, alumina fine powder, alumina powder, cattail fiber, dextrin, anion powder.

LONG R

Fabricating graphene ceramic nano-composite material filter for cigarette tobacco smoke, comprises e.g. washing ceramic material with acid, annealing ceramic particles, coating with a carbon precursor, and carbonizing the carbon precursor.

PURNENDU, VIVEK SINGHAL A, VIVEK S A, SINGHAL A V

Preparation of PTFE fiber cloth composite graphene-silicon dioxide aerogel used in adsorption filtration application, involves dispersing graphene oxide in deionized water to obtain stable graphene oxide solution.

SHEN X, LI B, CUI S, FAN L, WANG Y, LI P, CUI Y