国家/地区 印度（11）
IPC部 B（11）
IPC大类 B01（11） C02（11） C01（2）
IPC小类 B01D（11）
IPC C02F001/28（11）
发明人 RAJ S（2）
公开年 2021（3） 2023（3） 2022（2）
申请年 2020（3）  2022（3） 
专利权人

Making active molecular filters used in gas and water system to control and catalysis of air and water pollution, comprises taking substrate in reaction vessel, activating it, and functionalizing the substrate.

GORADIA P

Synthesizing PSF (polysulfone) embedded graphene oxide-iron/manganese hybrid beads for removal of toxic metals from aqueous solution, involves synthesizing graphene oxide sheets by using definite amount of graphene oxide dissolved in ultrapure water and sonicating in specific characterizing speed.

BHATTACHARYA J, DAS B K, SINGH H, RAJ S

Violuric acid functionalized reduced graphene oxide based nanocomposite adsorbent for removing heavy metals, has size in specified range that helps in maximum removal of heavy metals like mercury, arsenic, and lead in desired contact time.

DAS S, RAJ S, DAS T, MAL S, KUMAR R, KUMAR P

Making polymeric metal carbon-based filter or adsorbent material by e.g. treating polyurethane foam with nitric acid, dissolving copper sulfate in deionized water, adding ammonia solution and dipping treated polyurethane foam in suspension.

SASIDHARAN V, CHAUHAN D, TALREJA N, ASHFAQ M

Artificial intelligence based drinking water purification system with graphene nano-material using machine learning and wireless sensor networks cutting-edge science technology, used in detection, diagnosis, and treatment.

VIJILA J, SAHAYA V S

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

Water purification device used to remove water contaminants e.g. arsenic, pathogen, and bacteria, comprises housing comprising base, side walls and top wall, and first, second, third and fourth layers.

JINDAL H, SANDHU I S, CHITKARA M, PANDA S N

Lid for container, has flexible adapter that is configured to be connected to tap for receiving raw water and passing raw water into water purification unit by using water pressure in water supply line.

SHAH R

Adsorbent used to remove mercury from water comprises sulfur-doped porous reduced graphene oxide comprising sulfur, specified pore size and surface area.

MANNA B, CHELLAPPAN R R

Reducing amount of in aqueous mixture to produce liquid depleted in solutes involves contacting first face of graphene oxide laminate membrane with aqueous mixture, and recovering liquid from or downstream from second face of membrane.

RAVEENDRANNAIR R, JOSHI R K, GEIM A