国家/地区 中国（7）
IPC部 C（7）
IPC大类 C02（7） B01（6）
IPC小类 C02F（7） B01J（6）
IPC C02F101/22（7）
发明人 WANG H（7）
公开年 2021（5）
申请年 2020（3）  2016（2）  2021（2） 
专利权人 UNIV CHANGCH.（2）

Preparing aminated bagasse-graphene composite aerogel used in wastewater treatment involves performing under stirring condition, adding successively graphite, concentrated sulfuric acid, potassium permanganate, and deionized water.

LI Z, LIANG C, WANG H, LI Y, DAI B

Preparing graphene oxide/chitosan composite material adsorbent comprises stirring e.g. graphite, potassium permanganate and hydrogen peroxide, washing, centrifuging, stripping, mixing chitosan solution and glutaraldehyde and cross-linking.

DAI B, WANG H, LI Y, TAO R, KONG Y

Preparing nanocomposite fiber membrane useful for removing ionic dyes and heavy metal ions in wastewater, comprises immersing polyacrylonitrile electrospinning nanofibers and graphene oxide composite film in dopamine aqueous solution.

WANG H, NIU L, HAN D, PAN G

Oxidation treatment method of arsenic-containing waste acid wastewater by filtering, entering into adjusting tank, pumping into anode chamber, performing electrochemical oxidation, neutralizing, and performing iron salt arsenic fixation.

JI C, ZHUANG R, WANG Q, WU Z, WANG H, CHEN Q

Preparation of easily-separated adsorbent used for treatment of sewage by adding magnetic graphene oxide to calcium oxide and silicon dioxide solution, stirring, separating solid and liquid, and obtaining magnetic hydrated calcium silicate.

FENG P, LIU X, YU X, LIU Q, SHEN X, WANG H

Preparation of graphene oxide-supported titanium dioxide coupling material used for removing hexavalent chromium in wastewater, involves adding concentrated sulfuric acid, sodium nitrate and potassium permanganate with pre-oxidized graphite.

HU X, ZHAO Y, WANG P, WANG H, YANG Y, XU Z, TAN X, JIANG L, FANG W, WANG X

Preparation of heavy metal ion adsorbent involves mixing montmorillonite powder and graphene oxide suspension, adding acetic acid and chitosan powder to obtained suspension, stirring, adding reducing agent, stirring, and heating.

YANG W, YU P, WANG H, BAO R, XIE B, YANG M