国家/地区 欧洲专利局（EPO）（3）
IPC部 B（3）
IPC大类 B01（3） F03（2）
IPC小类 B01D（3）
IPC B01D061/00（2） B01D069/00（2） B01D069/12（2）
B01D071/02（2） F03G007/00（2）
发明人
公开年 2021（3）
申请年 2021（2） 
专利权人

Device for producing electrical energy, contains membrane comprising pores for diffusion of electrolytes from reservoir, and layer(s) formed of cellulosic material comprising network of nanofibers and/or crosslinked cellulose microfibers.

MOTTET B, LABORIE B, KECHADI M, BRUNO M, BENOIT L, MOHAMMED K

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

Multi-layered membrane useful for separating many ions or molecules in a fluid stream and in device for osmotic power generation, comprises a top layer, a bottom layer, and a spacer layer.

GARAJ S, SPINA M