国家/地区 中国（6）
IPC部 C（6） B（4）
IPC大类 C09（6）
IPC小类 C09D（6） B05D（4） C23C（3）
C23G（2）
IPC C09D005/08（6）
发明人
公开年 2022（6）
申请年 2022（6）
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

Metal anti-oxidation high temperature resistant nano coating structure comprises base material and nano particle layer, where upper part of base material is coated with high strength component for improving strength.

SHI Q, ZHAO X

Preparing high-strength aluminum alloy die casting used for automobile engine bracket, involves putting aluminum alloy matrix into acetone, ultrasonically cleaning aluminum alloy matrix, and ultrasonically cleaning aluminum alloy matrix through absolute ethyl alcohol and deionized water in sequence.

WU G, CHEN D, ZHANG J, LI J, WANG X, LI D

Preparing allylsulfonate grafted CS-GO composite material involves dispersing chitosan in acetic acid water solution, adding sodium allyl sulfonate and sodium persulfate, and using sodium hydroxide solution to adjust pH.

YONG D, DING Z, TIAN J

Automobile top cover aluminum alloy shell, comprises aluminum alloy substrate whose surface orderly provided with a transition layer, an intermediate layer and a corrosion resistant coating, where the middle layer formed by stacking two layers of modified silicon dioxide.

ZHANG L