国家/地区 中国（3）
IPC部 B（3）
IPC大类 B01（3）
IPC小类 B01J（3）
IPC B01J020/30（3）
发明人
公开年 2023（3）
申请年 2022（3） 
专利权人

Preparation of graphene biocarbon used for treating wastewater containing organophosphorus pesticides, involves adding straw powder to iron/zinc mixed solution, reacting in water bath, drying, pyrolyzing obtained straw and metal composite material, pickling, and freeze-drying.

ZHANG Y, ZHOU B, QIU L, YUAN R

Preparing a graphene-ionic liquid composite sulfur adsorbent useful in methane desulfurization, comprises e.g. adding cationic salt and bromoalkane and reacting, performing suction filtration and washing to obtain cationic bromide and ultrasonic dispersing of graphene oxide in acetone solvent.

JI K, XUN Q, LIU X, WEI Z, ZHU T, WANG K, ZHANG W, XU F, HOU Q

Preparing modified sludge activated carbon for desulfurization and denitrification, VOCs gas adsorption, heavy metal ion adsorption in sewage, soil management field, involves using sludge particles, charring agents and binders as raw material, mixing raw materials.

TONG S