国家/地区 中国（3）
IPC部 B（3）
IPC大类 B01（3） A01（2） C01（2）
C09（2）
IPC小类 B01J（3） A01G（2） C01B（2）
C09K（2）
IPC B01J020/30（3）
发明人 SONG N（2）
公开年 2019（2）
申请年 2019（2） 
专利权人 UNIV QINGDAO.（2）

Preparing nanomaterials for sewage treatment comprises dispersing modified attapulgite into water, dispersing graphene oxide in water, introducing modified attapulgite solution and modified activated carbon solution, washing, nanomaterials for sewage treatment.

JIANG C, LI Z, QI X, CAO W, QL X

Preparing modified biochar comprises e.g. mixing and filtering peanut shell powder and graphene oxide suspension, mixing peanut shell powder with graphene oxide suspension, carbonizing the mixture and drying.

SONG N, WANG F

Modified biochar used for preparing soil repairing agent for repairing atrazine heavy metal polluted soil comprises corn straw, graphene oxide suspension, nano-silica suspension, and calcium chloride solution.

SONG N, ZONG H