国家/地区 中国（3）
IPC部 H（2）
IPC大类 H01（2）
IPC小类 H01H（2）
IPC H01H009/52（2） H01H033/66（2）
发明人 LIU Y（3）
公开年 2016（3）
申请年 2016（3） 
专利权人 PINGGAO GROUP CO LTD（3）

Vacuum circuit breaker, has radiator connected with conductive circuit surface, where circuit surface is coated with graphene layer formed of specific thickness, and upper connecting plate connected with radiator.

LI M, WANG N, LIU Y, LI J

Producing copper-graphene composite material useful for electric equipment, comprises under vacuum conditions, adding graphene slurry in the form of a spray into the copper melt, stirring and mixing, and casting.

LI M, LI W, GE Y, LIU Y, WANG N, HOU X

Vacuum breaker, has breaker main body arranged with radiator and graphene layer, where radiator is arranged in electric conduction surface and radiator and upper connection plate are mutually connected with each other.

LI J, LI M, LIU Y, WANG N