国家/地区 中国（8） 世界知识产权组织（3） 美国（2）
IPC部 B（13）
IPC大类 B01（13）
IPC小类 B01D（13）
IPC C02F001/00（6） B01D067/00（5） C02F001/44（5）
C02F001/28（4） B01D069/12（3） C02F101/20（3）
C02F101/30（3） B01D039/20（2） B01D063/08（2）
B01D069/02（2） B01D071/02（2）
发明人 BI Y（2） DU J（2） JAMISON D E（2）
LIU M（2） SHUMWAY W W（2） WANG X（2）
WEI S（2） ZHANG J（2） ZHANG K（2）
公开年 2021（13）
申请年 2019（13）
专利权人 CHINA PETROL.（2） 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

Preparation of hydrophobic membrane for oil-water separation by dissolving graphene oxide powder in water, adding zinc oxide nanowires to dispersion, suction filtering and vacuum drying.

LI C, ZHANG F, LI D, BAI L, QIAN H, SHEN J, QI Q, CHEN P

Preparing graphene nano-sheet porous photo-thermal conversion material useful in photo-thermal conversion e.g. seawater desalination comprises dispersing graphite powder in high molecular monomer and performing monomer polymerization.

CHEN J, WANG X, ZHANG T, WANG A, JI W, XU N

High-flux nano-composite film comprises base film, ultra-thin hydrophilic mixed matrix modified layer formed by co-depositing two-dimensional nanomaterial and polyvinyl alcohol, and polyamide separation skin layer.

SU B, ZHANG J, LI S, HAN L

Zinc oxide visible photocatalyst fabric doped with graphene oxide and ferric ion used for purifying e.g. wastewater is prepared by mixing graphene oxide sol and ferric ion-doped zinc oxide precursor sol and soaking processed fabric carrier.

ZHU W, FENG J, ZHU Y, ZHOU W

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

Preparation of graphene-polyurethane composite filter membrane for separating oil and water, involves adding dopamine hydrochloride to tris-hydrochloric acid buffer solution, stirring, centrifuging, collecting precipitate, and drying.

WANG X, HAN Z, SONG C, XIU C, WU X, ZHANG Y, CAO J

Fluid capacitive deionization and device for recovering trace rare precious metals from inorganic wastewater and recycling water, comprises a selective positive ion exchange sulfide membrane graphene coated porous carbon material.

WANG H P, CHENG H C

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