国家/地区 美国（10）
IPC部 C（10）
IPC大类 C01（10）
IPC小类 C01B（10）
IPC C01B032/182（10）
发明人 ATKINS C A（2） HASEGAWA S（2） HASEGAWA SHOJI（2）
KAMIYA N（2） KAMIYA NAGISA（2） LINDEMANN G W（2）
NAGISA K（2） SHEN Y（2） SHOJI H（2）
TARGETT M（2）
公开年 2015（3） 2021（2）
申请年 2014（2）  2015（2） 
专利权人 CARBON HOLDI.（2） GRAPHENE PLA.（2） GRAPHENE PLA.（2）

Producing graphene or carbon fiber involves extracting coal sample from location, performing spectral analysis on coal sample to detect hydrogen to carbon ratio of coal sample, concentration of contaminant in coal sample.

TARGETT M, LINDEMANN G W, ATKINS C A

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

Manufacture of graphene used as e.g. anode material, involves pretreating by pulverizing vegetable raw material to obtain carbon source and carbonizing by introducing inert gas into chamber and heating carbon source under plasma atmosphere.

KINOSHITA T, OTA K, OOTA K

Carbon aggregate for produces higher-order carbon substance, comprises two connected multi-walled spherical fullerenes and layers of graphene and coating, where coating is connected with multi-walled spherical fullerenes.

COOK D, GHEZELBASH H, ANZELMO B H, TANNER D, SINGH S

Halogenated graphene nanoplatelets used in e.g. energy storage device, comprising graphene layers that are defect-free and free from any element, other than carbon atoms of perimeters of graphene layers, and with specified ratio of bromine.

ZHANG Y, PARKS J C, KADRMAS C R, ODAY J M

Synthesis of graphene derivatives and functional materials used in e.g. transistors, sensors, actuators, pharmaceutical, information displays and semiconductor comprises forming refluxed solution of starting material and additive.

TANIMOLA O W

Composition for producing graphite blocks used as thick lubrication blocks, electrode replacements for synthetic graphite electrodes, neutron ray filters, and as furnace liners, comprises graphite flakes and graphene oxide.

CHIU G, SUNG T, MCCLOSKEY J W, HYATT R J

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

Graphite-type carbon raw material used as graphene precursor, has rhombohedral system graphite layer and hexagonal system graphite layer in ratio more than preset value, as measured using peak intensities specific planes of layers.

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

Synthesizing graphene comprises refluxing reaction mixture of solvent e.g. water and carbonaceous material promoting polycyclic aromatic hydrocarbon formation, collecting and directing obtained vapors to substrate and recovering graphene.

SHANKMAN R S, HANKMAN R S