国家/地区 韩国（2）
IPC部 B（2）
IPC大类 B05（2） C09（2）
IPC小类 B05D（2）
IPC B05D005/06（2）
发明人
公开年
申请年 2022（2）
专利权人

Manufacture of guardrail used for inside or outside of main line rail, involves pre-treating guardrail, painting pre-treated surface of guardrail with powder coating containing weather resistant polyester resin, curing agent and curing accelerator, heat treating and drying painted guide rail.

JANG S W

Laser contacting process used for bonding semiconductor elements, involves controlling amount of laser light absorbed by laser control structure, and bonding contacting sections and contacting object.

JANG K S, EOM Y S, CHOI G, CHOI K, JOO J, MOON S, LEE C, CHANG K S, MUN C K, JOO J H, MOON S H, LEE C M, WEN S, ZHU Z, CUI G, YAN L, CHANG K