国家/地区
IPC部 C（2）
IPC大类 C21（2）
IPC小类 C21D（2）
IPC
发明人
公开年 2010（2）
申请年 2009（2） 
专利权人

Brake drum used for vehicles, contains composition which consists of specific amount of chromium, carbon, manganese, silicon, sulfur, molybdenum and graphene.

HWANG J, HWANG J H

Graphene-coated component for, e.g. electrodes of batteries, has graphene film provided on metallic substrate having carbon formed into solid solution, and consisting of solid-solution carbon precipitated on surface of substrate.

FUJITA DAISUKE, SAGISAKA KEISUKE, ONISHI KEIKO, FUJITA D, SAGISAKA K, ONISHI K