国家/地区 中国（2）
IPC部 F（2）
IPC大类 F26（2）
IPC小类 F26B（2）
IPC
发明人 WANG W（2）
公开年 2022（2）
申请年 2022（2）
专利权人

Vacuum drying device for graphene oxide powder, has semi-elliptical rubber elastic sleeve port and semi-elliptical cover inner TP are connected with each other through reset spring, where loading elastic material component is set in semi-EC.

WANG Z, WANG L, WANG Y, WANG W, ZHANG Y

Preparation of three-dimensionally printed high specific energy positive and negative electrode material used for lithium-ion battery, involves printing battery electrode precursor, immediately pre-freezing, and freeze-drying.

ZHAO Y, WANG W, WANG T