国家/地区 中国（3） 欧洲专利局（EPO）（2） 日本（2） 新加坡（2） 美国（2） 世界知识产权组织（2）
IPC部 B（3） C（3）
IPC大类 B82（3）
IPC小类 C01B（3）
IPC C01B032/15（3）
发明人
公开年 2015（2）
申请年
专利权人

Preparing carbon-magnesium oxide nano composite powder useful in preparing refractory material comprises using raw material magnesium citrate, which is prepared by low-temperature pretreatment and medium temperature sintering successively.

XIAO G, LUO J, DING D, ZHONG X

Formation of graphene scroll for synthesizing graphene article, involves annealing catalyst substrate in hydrogen gas, exposing substrate to reaction gas mixture, detaching substrate from graphene and consolidating synthesized graphene.

VLASSIOUK I V, IVANOV I N, DATSKOS P G

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