国家/地区 美国（2）
IPC部 C（2）
IPC大类 C01（2） D01（2）
IPC小类 C01B（2）
IPC C01B032/05（2）
发明人
公开年 2021（2）
申请年 2020（2）
专利权人

Preparing carbon fibers used in article involves converting coal to low-softening point carbon pitch, extruding the pitch into carbon fibers, adding graphite/graphene sheath to the carbon fibers and calcining the carbon fibers, in which the pitch has high oxygen content.

STILLER A H

Producing reduced graphene oxide from coal by thermally processing coal, oxidizing thermally processed coal to form coal oxide, and forming reduced graphene oxide comprising impurity atoms from coal oxide.

ATKINS C A, LINDEMANN G W, TARGETT M