国家/地区 日本（2） 美国（2） 世界知识产权组织（2）
IPC部 C（3）
IPC大类 C01（3）
IPC小类 C01B（3）
IPC C01B031/02（3） B82Y030/00（2） B82Y040/00（2）
C01B031/00（2） C01B031/04（2） C22C038/00（2）
发明人
公开年 2012（3）
申请年 2011（2） 
专利权人

Graphene-based steel tubes, pipes or risers used for conveying petroleum, gas and biofuels, and for use in underwater riser systems for deep water with direct application in petroleum industry, comprise aluminum, cobalt, copper and chromium.

CARVALHO A L M D, ZURBA N K, MOREIRA DE CARVALHO A L, MOREIRA D C A L

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

Film-containing base material for sliding components and machine elements comprises film having carbon-type nanomaterials e.g. carbon nanotube, graphene, fullerene, carbon black, and Ketchen Black which cover base material surface.

KONDO K, UMEDA J, NISHIMURA H, KASHIWAGI T