国家/地区 中国（3）
IPC部 B（3）
IPC大类 B01（3） C02（3）
IPC小类 C02F（3） B01D（2）
IPC C02F001/00（3）
发明人 LIU M（3）
公开年 2021（2）
申请年 2019（2） 
专利权人 NUCLEAR IND .（2）

Composite filter element useful in filter for emergency water supply, comprises multiple closely-connected hollow cylindrical filter layers, which are ceramic layer, composite adsorption layer, protective layer and activated carbon layer.

ZHANG K, WEI S, LIU M, BI Y, DU J

Filter for emergency water supply, has shell whose side wall is formed with water inlet, where bottom part of shell is formed with water outlet and center part of composite filter core is formed with central cavity for flowing out water supply flow.

ZHANG K, WEI S, LIU M, BI Y, DU J

Oil dispersant is titanium dioxide-allolide-hydrophobic porous carboxymethyl cellulose composite material, and nano-silver and graphene are loaded on matrix of dispersant, and realizes adsorption and degradation of petroleum hydrocarbons.

LIU M, CHEN Q, LI J, KANG M, SHUAI J, TAO L