国家/地区 中国（10）
IPC部 B（10）
IPC大类 B01（10）
IPC小类 B01D（10）
IPC B01D046/00（10）
发明人 ZHANG B（2）
公开年 2021（4） 2018（3） 2020（2）
申请年 2020（4）  2021（3）  2018（2） 
专利权人

Multi-pass scanning device for laser-induced graphene, comprises foil material conveying device comprising unreeling machine, guide roller, winder, feedback sensor, and controller, and laser scanning device including scanning focusing head.

YANG Y, SUN B, CHEN Y, ZHOU S

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

Acid leaching device useful for preparing graphene, comprises an acid leaching tank, a sealing tank cover and an air outlet cylinder, where the acid leaching tank is fixed with a heating plate through a bolt.

YANG E

Graphene cleaning device comprises machine body comprising moving device, upper cover, fan, and stirring device, where ring of the upper end device is in threaded connection with the inner ring of the moving device.

SHI X

Graphene transfer device comprises car plate, filter mechanism, protection mechanism, flow mechanism, box body and protective shell fixedly connected to top of vehicle plate.

LI W

Preparing graphene material useful in the field of air purification, water purification, medical field and field of clothing comprises heating arc under protective gas environment, and introducing reaction gas into reaction space.

CAO M, TAO T

Preparing graphene air filter core in large quantity, comprises e.g. mixing graphite and potassium permanganate, adding concentrated sulfuric acid and concentrated phosphoric acid, and reacting under condition of vacuum heating distillation.

TANG B, LI T, MEI D, DENG M, LUO Z, QIAO G, ZHANG B, XU W, MU Z, LIN Y, DENG J, XIONG R, MENG L, YE C

Dehydration device for producing cyanated graphene, has gas discharge pipe which is arranged at upper side of right end of work box and processing device that is arranged on gas discharge pipe.

HUANG Z

Preventing graphene from falling off on graphene filter screen comprises using core for preventing the graphene from falling off on the graphene filter, and connecting the graphene and the foam substrate by electroless metal plating method.

LI Y, LAI Q

Air purification material is provided with three-dimensional mesh hierarchical pore structure, which is mainly formed by overlapping graphene sheets and comprises large hole, middle hole and small hole, which are distributed randomly.

ZHANG C, YANG Q, LIANG J, LING G, XIAO J, HAN J, TAO Y, YOU C