国家/地区 中国（2）
IPC部 B（2）
IPC大类 B05（2）
IPC小类 B05B（2）
IPC
发明人
公开年 2022（2）
申请年 2021（2）
专利权人

Processing high corrosion-resistant aluminum profile comprises spraying micro-etching liquid on surface of aluminum profile, placing in oxidation tank of sulfuric acid, oxalic acid and deionized water, spraying corrosion-resistant layer, placing sprayed aluminum profile into curing box, and cooling.

ZHOU B, SUO Y

Graphene film doping device, has doping box whose inner wall is slidingly connected with fixing rod, where outer wall of doping box is located below collecting box and is provided with nitrogen tank.

LIN J