国家/地区 中国（10）
IPC部 B（10）
IPC大类 C22（10） B21（5） B22（5）
B82（5） C01（5） C23（4）
B32（3） B01（2）
IPC小类 C22C（10） C22F（6） B21B（5）
B22F（5） B82Y（5） C01B（5）
B32B（3） C23F（3） B01J（2）
IPC C22C009/02（10）
发明人 CHIBA G（5） CHIBA Y（5） YOSHIHIRO C（4）
CHIBA YOSHIHIRO（2） SHEN C（2） TATSUYA Y（2）
WANG C（2） XIONG X（2） YAMAJI T（2）
YANG L（2）
公开年 2012（3） 2013（2） 2018（2） 2020（2）
申请年 2012（5）  2018（3） 
专利权人 JX NIPPON MI.（5） NIPPON MININ.（5） NIPPON MININ.（5） NIPPON MININ.（3）
HAIAN YINGQI.（2）

Preparation of bearing alloy blank for preparing bearing material for heavy-duty engine, involves soaking graphene in zinc chloride solution, calcining, reacting with sodium hypophosphite and mixing product with lead-free copper alloy.

CHEN J, LIU L

Copper-based self-lubricating composite material is used in sliding bearings, pantographs or rolling bearing cages, comprises nickel, tin, silicon, aluminum, graphene, lanthanum trifluoride and the balance of copper.

LI Z, DU S, WANG X, HE Z, LIU Q

Oil-impregnated bearing material for automobile lamp motor, comprises tin powder, graphene powder or composite graphene powder, and rest is copper powder and unavoidable impurities, and which improves material strength more than 50.

SHEN C, WANG C, YANG L, XIONG X

Manufacture of vehicle lamp motor oil bearing by mixing tin powder, graphene powder or composite graphene powder, and copper powder, diffusing under protection of nitrogen gas and metal pre-alloying, pressing and forming.

SHEN C, WANG C, YANG L, XIONG X

Preparation of graphene/copper base oil bearing involves ball milling graphene supported nickel powder, tin powder, copper powder, and oleic acid, press molding into bearing, sintering, lubricating molded product, and baking.

LI M, LI Y, XIE J, JIE X, NIE Y

Copper foil used for manufacturing graphene, comprises copper with specific purity.

CHIBA Y, ONO T, CHIBA G

Copper foil for manufacturing graphene, has specified arithmetic mean roughness in rolling parallel direction and rolling perpendicular direction.

CHIBA YOSHIHIRO, CHIBA Y, CHIBA G, YOSHIHIRO C

Copper foil for manufacturing graphene, has specified sum total of oxides and sulfides having diameter of below preset value before heating under hydrogen and argon-containing atmosphere.

CHIBA Y, YAMAJI T, YOSHIHIRO C, TATSUYA Y, CHIBA G

Copper foil for manufacturing graphene, has specified total number of oxide and sulfide having specified diameter with respect to elemental-analysis measurement of surface using scanning electron microscope.

CHIBA Y, YAMAJI T, YOSHIHIRO C, TATSUYA Y, CHIBA G

Copper foil used for manufacturing graphene, has glossiness or more than preset value, and average grain size more than preset value after being heated in atmosphere containing hydrogen and argon at specific conditions.

CHIBA YOSHIHIRO, CHIBA Y, YOSHIHIRO C, CHIBA G