国家/地区 美国（3）
IPC部 B（3）
IPC大类 B01（3） A62（2） B32（2）
C02（2）
IPC小类 B01D（3）
IPC B01D046/00（3）
发明人
公开年 2021（2）
申请年 2021（3）
专利权人

Modular filtration device used to purify fluids, comprises modular docking plate comprising quick disconnect plumbing coupling, electrical connector, alignment feature for aligning and receiving modular filter, and modular filter.

JACOBS K, STIEHA J

Filter used in device e.g. mask, breathing apparatus and face covering, vent cover and heating, ventilation, has polyurethane-based polymer foam comprising virucidal/bactericidal agent having cetylpyridinium chloride and/or dimethyloctadecyl(3-(trimethyloxysilyl)propyl)ammonium chloride.

RAMAPPA D A, JOGIKALMATH G

Face mask e.g. surgical face mask, comprises mask component to cover wearer's mouth and nose, and fastener engaging with mask component comprising air-permeable outer layer, inner layer located on inner side of mask component, and graphene layer, where fastener connects mask component to wearer.

ZHAMU A, JANG B Z, ZHANG B