国家/地区 中国（2）
IPC部 B（2）
IPC大类 B01（2）
IPC小类 B01D（2）
IPC
发明人
公开年 2021（2）
申请年 2021（2）
专利权人

Honeycomb filter core useful for air purifier, has filter core body, frame, and cover plate, where cover plate is plugged into top of filter core body, filter core body is slidingly connected with inner wall of frame and inner wall of filter core body is slidably inserted with net-shaped clapboard.

JIN S

Graphene modified heat-conducting heat source floor heating pipe for heating room, has output floor heating pipe that is passed through conveying roller, and splicing rod which is driven by third motor to complete rewinding operation of floor heating pipe.

LIU J, WANG H, LI H