国家/地区 中国（4）
IPC部 B（4）
IPC大类 B01（4） C02（4）
IPC小类 B01J（4）
IPC B01J020/20（4）
发明人 WANG J（2）
公开年
申请年 2014（2） 
专利权人 UNIV SHAANXI SCI TECHNOLOGY（4）

Preparation of carboxylated graphene/ferroferric oxide nanocomposite adsorbent for treating chromium-containing tanning wastewater, involves dissolving graphene oxide in diethylene glycol to obtain solution.

GAO D, ZHANG L, MA J, LU B, ZHANG W

Lightweight cement-based graphene oxide composite absorbing material useful in adsorption and removal of waste water heavy metal ions comprises 42.5 Portland cement, sand, water, foaming agent and oxidized graphene nanosheet.

LV S, SUN S

Preparation of modified graphene oxide involves adding graphene oxide to hexadecyltrimethylammonium bromide, reacting in water bath, separating, washing using distilled water, drying in vacuum, and grinding.

TANG W, WANG J, YIN X

Preparation of zirconium oxide modified graphene for removing fluoride ions in water involves dispersing graphene in zirconium oxychloride solution, refluxing, filtering, washing, and drying.

CHEN H, WANG J