国家/地区 世界知识产权组织（3）
IPC部 C（2） D（2）
IPC大类 C01（2） D01（2）
IPC小类 C01B（2） D01F（2）
IPC C01B031/02（2） D01F009/127（2）
发明人 ENDO M（2） NISHIMURA K（2） TSURUOKA S（2）
公开年 2004（3）
申请年 2003（2） 
专利权人

Fine carbon fiber e.g. for use as packing material, consist of cylindrical graphene sheets laminated along axial direction to form tubes of specific maximum diameter.

TUKADA T, OSATO K, NISHIMURA K, TAKAHASHI K, ENDO M, MUNEKANE F, TSURUOKA S

Purifying impure sample of carbon nanotubes, e.g. single walled nanotubes for electronic nano devices, by annealing in air or oxygen-containing gas, and heating in medium which oxidizes graphene using non-contact electromagnetic heating.

KHLOBYSTOV A N, AUSTWICK M R, BRIGGS G A D, KHLOBYSTOV A N D O M, AUSTWICK M R D O M

Fine carbon fibre is formed by laminating multiple layers of graphene sheets, rolling using shorter side as peripheral to form hollow tube and multiple tubes are laminated in nest shape.

ENDO M, NISHIMURA K, TSURUOKA S, TSUKADA T