国家/地区 中国（5）
IPC部 B（5） C（5）
IPC大类 B01（5） C02（4）
IPC小类 B01J（5）
IPC B01J020/30（5）
发明人 ZHANG Y（5）
公开年 2023（3） 2022（2）
申请年 2022（5）
专利权人

Treatment of chromium-containing wastewater involves using lignin-based composite aerogel as adsorbent material, adjusting pH of chromium-containing wastewater, and removing hexavalent chromium-ion in wastewater.

ZHANG Y, ZHAO X, CHU R, GUO X

Preparing sewage treatment agent for heavy metal treatment, comprises dispersing aminated magnetic graphene oxide in distilled water, adding glutaraldehyde solution, adding amino-terminated hyperbranched polymer after ultrasonic treatment, stirring, centrifuging, precipitating, washing, and drying.

XUE J, ZHANG Y, TENG J, CHENG Y

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

Relieving ammonia nitrogen inhibition in anaerobic fermentation reaction of rural domestic garbage involves adding metal-organic frameworks material derived adsorbent into anaerobic fermentation system, where anaerobic fermentation system is detected by adopting nano-reagent spectrophotometry.

ZHANG Y, MIAO X, KONG X, DU J, JIA Z, YE X, XI Y

Graphene aerogel with carbonized sugar as three-dimensional framework, used for sensing low-concentration gas, comprises graphene oxide or reduced graphene oxide which is carried on three-dimensional framework of carbonized sugar with single-layer or multi-layer structure.

YAN J, JIANG Z, HU T, XIAO M, LI G, ZHAO Z, ZHANG Y, GONG X, DONG Q, CHU Z