国家/地区 中国（3）
IPC部 B（3）
IPC大类 B05（3）
IPC小类 B05D（3）
IPC B05D003/10（3）
发明人 LI S（2）
公开年 2021（3）
申请年 2021（2） 
专利权人

Preparing Teflon corrugated pipe internal crimping joint comprises using 304 stainless steel processing to make withholding joints and coating crimping joint surface with corrosion-resistant modified polyperfluoroethylene propylene coating.

WANG W, WANG L, LI S

Plastic spraying method for structural portions of lamps, involves using surface treatment process and subsequent spraying process, where the treatment process includes degreasing sub-process and sub-process includes film forming process.

CHENG A, XU L, GUO H, LI S

Preparing high-performance graphene composite aluminum sheet useful for aerospace, automobile parts and electrical parts, comprises cutting aluminum sheet, soaking pure aluminum flake in dopamine aqueous solution and cleaning flake graphite.

ZOU X