国家/地区 中国（4）
IPC部 B（4）
IPC大类 B01（4）
IPC小类 F24F（4） B01D（3） B01J（2）
IPC F24F003/16（4）
发明人
公开年 2020（2）
申请年 2019（3） 
专利权人

Graphene composite semiconductor energy-saving quick-heating multifunctional machine, has over-temperature protection switch installed at bottom part of clapboard, and shell whose rear surface is provided with air inlet channel.

CUI W, LIU J, CUI K, YAN K

Composite catalytic material for air purifier, is prepared by performing recombination of modified titanium dioxide and graphene quantum dots.

INVENTOR U

Graphene air filtering device, has symmetrical guide plate connected at central guide plate, protective shell whose inner cavity is connected with primary filter layer, where outer wall of protection shell is provided with passageway.

SHEN Z, YU L, DOU F, DING Y, TANG T

Graphite filter tipped cigarette comprises a filter with fibers segment and tobacco where a graphene adsorption section has wrapping paper composition and is coated with graphene, which is chemically bonded to filter fibers.

WANG G, TANG Y, ZHANG J, ZHANG A, LIU D