国家/地区 中国（3）
IPC部 B（3）
IPC大类 B05（3）
IPC小类 B05D（3） B21C（2） C21D（2）
C22C（2）
IPC B05D007/14（3）
发明人
公开年 2021（3）
申请年 2020（2） 
专利权人

Surface modified copper bus bar, has lapping surface and non-overlapping surface of copper bus are attached with silver bottom layer by magnetic control sputtering technology.

LIN Q, MEI Z

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

High-temperature corrosion-resistant steel used for pipelines, comprises carbon, silicon, manganese, nickel, chromium, molybdenum, nitrogen, tungsten, sulfur, phosphorus, neodymium, gadolinium, yttrium and iron.

ZHANG X, DU F, LI L