国家/地区 美国（5）
IPC部 B（5）
IPC大类 B01（5） C02（2） F01（2）
F03（2） F24（2）
IPC小类 B01D（5）
IPC B01D061/00（2） B01D069/00（2） B01D069/12（2）
B01D071/02（2） F01N003/28（2） F03G007/00（2）
发明人
公开年 2021（5）
申请年 2020（3）  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

Wood-based solar thermal device manufacturing method, involves cutting natural wood block with microstructural internal fluidic transport network with artificial holes extending between surfaces, and forming solar absorption layer on wood surface.

HU L, ZHU M, LI Y, CHEN C, LI T, LIU H, GONG A, KUANG Y

Selective catalytic reduction catalyst composition, used for emission treatment system for treating flow of combustion exhaust gas, comprises selective catalytic reduction catalyst and binder comprising porous inorganic material.

BAUER J, DOTZEL R, MUENCH J W, PUROVA R, SCHWIEGER W, SELVAM T, SHAHID A