国家/地区 中国（2）
IPC部 B（2）
IPC大类 F16（2）
IPC小类 F16B（2）
IPC
发明人
公开年 2021（2）
申请年 2020（2）
专利权人

Processing and molding corrosion-resistant screw, comprises e.g. preparing pretreated wire by adding specific series wire into hanging furnace, heating, cooling, then adding processed wire into cold heading machine, and post-processing.

DENG Q

Strip connecting device for processing graphene chip, has attaching component provided with gap reducing ring, where inner wall of gap reducing ring is attached to upper strip, and moving component fixed at rear side of attaching component.

SUN L