国家/地区 中国（3）
IPC部 B（3）
IPC大类 B05（3）
IPC小类 B05D（3）
IPC C09D005/08（3） C09D163/00（3） B05D003/00（2）
B05D003/10（2） B05D005/00（2） B05D007/14（2）
C09D007/61（2）
发明人
公开年 2022（3）
申请年 2022（2） 
专利权人

Condensing tube manufacturing process of condenser comprises e.g. using shot blasting to treat surface of condensing tube to increase roughness of condensing tube surface, coating surface of condensing tube after shot blasting using heat-conducting anti-corrosion layer, and drying.

SHI M, ZHANG C, JIN L, BAO J, LU M

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

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