国家/地区 美国（2）
IPC部 D（2）
IPC大类 D01（2）
IPC小类 D01D（2）
IPC D01D005/098（2）
发明人
公开年
申请年 2021（2）
专利权人

Fiber manufacturing method excited by metal ion light energy, involves passing fiber spinning through rollers so that rollers stretch fiber spinning, and cooling and shaping drawn fiber spinning to form fiber product.

LEE H H, LEE H

Processing coal, comprises e.g. subjecting raw coal to liquefaction process effective to form pitch resin, and subjecting the pitch resin to variable crystallinity spinning process effective to form raw fiber.

TARGETT M, YURCHICK C L