国家/地区 中国（9）
IPC部 B（9）
IPC大类 B05（9）
IPC小类 B05D（9）
IPC C09D163/00（9）
发明人
公开年 2022（5） 2021（3）
申请年 2022（4）  2021（3） 
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

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

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

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

Preparing Teflon corrugated pipe internal crimping joint comprises using 304 stainless steel processing to make withholding joints and coating crimping joint surface with corrosion-resistant modified polyperfluoroethylene propylene coating.

WANG W, WANG L, LI S

Combined use of coating and impressed current cathodic protection technology for metals, by coating primer layer, conductive coating and topcoat layer on metal surface, and connecting to negative and positive electrodes.

DENG P, HU J, WANG G, LIU W, HUANG H

Preparing high-performance graphene composite aluminum sheet useful for aerospace, automobile parts and electrical parts, comprises cutting aluminum sheet, soaking pure aluminum flake in dopamine aqueous solution and cleaning flake graphite.

ZOU X

Graphene preservative comprises epoxy resin, silicon oxide, modified graphene, dispersant, zinc oxide, alumina, curing agent and solvent.

GENG Q, LI H