国家/地区 中国（3）
IPC部 F（3）
IPC大类 F23（3）
IPC小类 F23G（2）
IPC F23G007/07（2）
发明人
公开年 2022（3）
申请年 2022（3）
专利权人

Purification of organic waste gas by electrocatalysis-biochemical combination, involves e.g. treating organic waste gas, feeding into adsorption/electrocatalytic purification system, absorbing and enriching low-concentration volatile organic compounds by composite material.

ZHANG C, NING P, LI J, LI Z, QU G

Preparing sandwich-structured manganese-based catalyst comprises adding sodium hydroxide solution into the graphene solution, filtering the precipitate, drying and calcining in environment, dispersing the calcined powder into deionized water, washing with deionized water and drying.

YU P, WU B, LIU Y, CHENG J, YAO H, ZHANG N

Radial sealing device for rotary air pre-device, has secondary sealing sheet whose top end is connected with bottom end of fan-shaped plate, where secondary sealing sheet is compressed and bent and sealing sheets pass through connecting plates.

GUI Z, ZHANG Z, LIANG F, WANG J