国家/地区 中国（2） 印度（2）
IPC部 B（5）
IPC大类 B01（5） C02（5）
IPC小类 B01D（5）
IPC C02F001/00（5）
发明人
公开年 2021（3） 2022（2）
申请年 2021（5）
专利权人

Portable drinking water container with water filtration system comprises screw cap of container at top with removable water filter fitting to as cartridge and squeezable cylindrical water storage unit of suitable material.

MANDAL A, GHOSH S, GUPTA A

Treatment of water involves performing first treatment on water to oxidize predetermined amount of organic contaminant, and electrochemically treating first treated water with electrochemical cell comprising cathode and anode.

DUKES S P, CHEN Y, GRIFFIS J, GU G Y

Graphene composite antibacterial purification material used for particulate matter, comprises graphene, lignin, coconut shell activated carbon, nano-titanium dioxide, methyl cellulose, talc powder and deionized water.

WU J, LI T, CHEN L, QUE M, SUN Y, SUN J

Four-columns water filter system has three filtering bed in each column, where three filtering bed comprises filter I or first filter bed-made-up of functionalized graphene, filter II or second filter bed-made-up of cotton supported bed.

GAUTAM S, KUMAR A, VASHISTHA V K, DAS D K, SHARMA K, PRAKASH S

Preparing a multifunctional load-type nano multilayer composite film for seawater desalination, sewage purification or oil-water separation, involves applying first mixed reaction system to the surface of the substrate.

ZHU L, ZENG Z, SONG H, WANG G