国家/地区 中国（3）
IPC部 A（3）
IPC大类 B01（3） A01（2）
IPC小类 B01D（3）
IPC B01J020/24（3）
发明人
公开年 2018（3）
申请年 2018（2） 
专利权人

Air purifying agent comprises tea stalk, tea residue and/or tea leaves, earthy sepiolite and graphene.

YING W, JIN C, MAO Y

Air purifier filter material comprises modified loofah and graphene material.

CHE C

Preparing multifunctional graphene oxide-chitosan composite sponge useful in oil-water separation comprises e.g. preparing graphene oxide nano sheets by Hummer method and mixing the graphene oxide solution to prepare chitosan solution.

GONG X, JIANG Y, TIAN M