国家/地区 中国（2）
IPC部 C（2）
IPC大类 C01（2）
IPC小类 C01B（2）
IPC C01B032/19（2）
发明人 BAI Y（2）
公开年
申请年
专利权人

Sinking and expanding device for preparing graphene, has roller and cylindrical side wall of cloth bag are pressed and contact so that rolling shaft drives cloth bag to rotate.

XIE G, XIA L, BAI Y

Preparing graphite/graphene composite material by supercritical carbon dioxide fluid stripping used in negative electrode material in lithium ion battery, by mixing potassium permanganate with concentrated nitric acid and heating.

BAI Y, LI G