国家/地区 印度（3）
IPC部 A（3）
IPC大类 A61（3） B01（3）
IPC小类 B01D（3）
IPC
发明人
公开年 2021（3）
申请年 2021（3）
专利权人

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