国家/地区 世界知识产权组织（2）
IPC部 C（2）
IPC大类 C01（2） H01（2）
IPC小类 C01B（2）
IPC C01B032/20（2）
发明人
公开年 2023（2）
申请年 2022（2） 
专利权人

Monolithic heat sink used in led chips for e.g. electronic devices and electronic coolers, comprises hybrid composite structured dense base of aluminum alloy, graphene in plate form and copper in cylindrical form, and foamed fin.

GURBUZ M, SUNGUR B

Process used for purification of graphite material, involves subjecting graphite material to oxidizing conditions, subjecting metal sulfide-lean graphite material to carbochlorination, and purging metal chlorides from metal chloride-rich graphite material, thus obtains purified graphite material.

BOISVERT R, BOULANGER P, BRASSARD M, DESAULNIERS E, NORVAL G, RIECKMANN P, TAN A, TAN Z