国家/地区 印度（5）
IPC部 A（5）
IPC大类 A61（5） B01（5） B82（2）
C02（2） C08（2）
IPC小类 B01D（5）
IPC B01D071/02（2） B82Y030/00（2）
发明人
公开年 2021（3） 2022（2）
申请年 2021（5）
专利权人

Recovering antibiotics from effluent having combination of membrane technological systems, comprises pre-treating raw effluent using ultra-filtration membrane, and separation of multiple solvents.

DEKA P, CHANDRASEKARAN A, SWAMINATHAN N, DUTTA N, SINGH B, SUBBIAH S, RAIDONGIA K

Graphene nanocomposite polymeric membrane used as air filtration membrane in high-performance masks and air purifiers, comprises sulfur-doped amine-functionalized silver-linked reduced graphene oxide.

BARDIYA V

Air purifying device for separating materials from air flow, has collector plates arranged downstream of set of ionization needles, where device generates ionization corona discharge by positive ionization voltage led to needles.

TULKKI J, JUHANI T, SKOGSTER N, MAKKONEN P

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

Copper oxide-based cellulose modified chitosan bionanocomposite film used in packaging applications, comprises copper oxide nanoparticles, reduced graphene oxide, cellulose nanocrystals, and chitosan-based polymer matrix.

PAL K, PAL N