国家/地区 中国（8） 世界知识产权组织（4） 印度（2） 美国（2）
IPC部 B（12）
IPC大类 B01（12）
IPC小类 B01D（12）
IPC C02F001/00（12）
发明人 LIU S（3） WANG Q（3） BI Y（2）
DU J（2） JAMISON D E（2） LIU M（2）
SHUMWAY W W（2） WEI S（2） ZHANG K（2）
公开年 2021（6） 2019（5）
申请年 2019（12）
专利权人 GUANGZHOU KA.（3） HALLIBURTON .（2） NUCLEAR IND .（2）

Composite filter element useful in filter for emergency water supply, comprises multiple closely-connected hollow cylindrical filter layers, which are ceramic layer, composite adsorption layer, protective layer and activated carbon layer.

ZHANG K, WEI S, LIU M, BI Y, DU J

Fluid treatment system for treating completion fluid, fracturing fluid and slop water, has fluid stream whose first portion that is comprises water when second outlet is provided on second side of first membrane opposite first side.

JAMISON D E, SHUMWAY W W

Removing contaminant from contaminated aqueous fluid, comprises contacting contaminated aqueous fluid comprising contaminant with coated porous substrate and passing aqueous fluid through coated porous substrate to produce treated water.

JAMISON D E, SHUMWAY W W

Filter for emergency water supply, has shell whose side wall is formed with water inlet, where bottom part of shell is formed with water outlet and center part of composite filter core is formed with central cavity for flowing out water supply flow.

ZHANG K, WEI S, LIU M, BI Y, DU J

Water purification sink comprises concrete, fiber pad, lamella clarifier, anti-sealant and netted filter, where no-fine concrete is embedded under sink bed that is combined with powdered activated carbon and graphene.

NOUBAHAR S, MIRENAYAT S, SABOURI S, AHMADIDAFCHAHI M

System for cleaning water body, has water filtering unit which is operatively coupled to rubbish storing unit, and which is configured to purify extracted water by removing solid wastes and impurities from extracted water.

RANI S, SHARMA D, CHOUDHARY S, SHIVANI, SHARMA S, ANAND V, JINDAL H

Graphene filter comprises e.g. main body box, the four corners of the outer wall of the bottom of the main body box are fixed with a non-slip mat by bolts, and the outer wall of the top part of the main body box is fixed with two brackets by bolts.

XIE D, ZHENG J

Carbon material filter comprises shell provided with water inlet and water outlet arranged between the white coal layer and graphene layer set on the ceramic filter plate between quartz sand layer provided at bottom of cobblestone layer.

KUANG L

Ceramic composite filtering core of graphene used in water purifier comprises diatomite, chitosan, silicon carbide, graphite material, surface active agent, metal oxide, bamboo charcoal powder and sodium feldspar powder.

WANG Q, LIU S

Microwave-assisted graphene grafted water purification activated carbon filter core comprises activated carbon, graphene oxide, surfactant, and additive.

WANG Q, LIU S