国家/地区 印度尼西亚（3）
IPC部 C（3）
IPC大类 C01（3）
IPC小类 C01B（3）
IPC C01B032/19（3）
发明人
公开年
申请年 2015（2） 
专利权人

Exfoliation of coal graphite into graphene involves smoothing coal, sieving coal powder, heating coal powder, carbonizing, oxidizing carbonized product by modified Hummers method, exfoliating graphite oxide to graphene oxide, and reducing.

PURWANDARI V

Manufacturing method of filter molded object, involves holding graphene layer under low temperature heating for predetermined time in-air contains specific oxygen range and forming graphene water flow hole.

KANEKO K, TAKAGI T, MURATA K, MURADA K, KATSUMI K, TOSHIO T, KATSUYUKI M

Graphite-based carbon material used as graphene precursor for preparing graphene dispersion, comprises rhombohedral graphite layer and hexagonal graphite layer, and has specified rate calculated based on X-ray diffraction method.

HASEGAWA S, KAMIYA N, HASEGAWA SHOJI, KAMIYA NAGISA, SHOJI H, NAGISA K, SHEN Y