国家/地区 中国（8）
IPC部 B（8）
IPC大类 B01（8）
IPC小类 B01J（8）
IPC C02F001/28（5） B01J020/30（4） B01J027/24（3）
C02F001/30（3） C02F101/30（3） B01J020/28（2）
C02F101/34（2）
发明人 ZHANG Y（8）
公开年 2022（4） 2023（4）
申请年 2022（8）
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

Preparing composite catalyst used for efficiently utilizing visible light and near-infrared light, involves adding ethylene glycol, tetrabutyl titanate, polyamine and citric acid into three-necked flask, stirring at room temperature, refluxing stirred solution in oil bath, and then cooling.

HAO C, ZHANG Y, CHEN H, DENG L, LI D

Removing 2-methylisoborneol and earthy odour in drinking water comprises introducing drinking water to be treated into device, recovering algae and floc impurities in water, adding catalytic adsorbent into drinking water to remove micro-pollutants in water, performing ozone oxidation, filtering.

LIU P, ZHU Y, ZHANG N, XU M, SUI X, SONG D, WANG K, CHENG X, ZHANG Y, MA J

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

Preparation of ultrathin porous flaky graphene carbon nitride photocatalyst for photocatalytic degradation of rhodamine b, involves weighing urea, heating, heat-preserving, cooling, adding urea into methanol solutions and dispersing.

SUN L, XU F, ZOU Y, LI B, CAI D, LI Z, LIU J, SUN Z, ZHANG Y, PENG L, HUANG P

Preparing bismuth oxyiodide/reduced graphene oxide binary composite material, involves using bismuth nitrate pentahydrate and potassium iodide as precursors, using water as solvent, adding reduced graphene oxide ethanol ultrasonic dispersion, and then undergoes hydrothermal preparation.

WU Y, ZHANG Y, LI Z, ZHANG M, WANG J, SUN J, YAO R, LI J, LV J, DU Y, CAO H, BAO Z