国家/地区
IPC部 B（3）
IPC大类 B05（3）
IPC小类 B05D（3）
IPC B05D001/12（2） B05D003/02（2） C09D007/61（2）
发明人
公开年 2022（2）
申请年 2022（3）
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

Roofing system for building, has asphalt filled coating that includes top surface, and multiple graphene particles that covers portion of top surface of asphalt filled coating.

SHIAO M, DUQUE L, LEE B

Processing angle steel in transmission line angle steel tower useful in e.g. circuit devices and systems, comprises e.g. drilling angle steel, cutting, treating steel in cleaning solution, dipping treated steel in metal salt solution, and spraying steel with protective coating.

ZHAO Y