国家/地区 中国（4）
IPC部 B（4）
IPC大类 C21（4） C22（4） B21（3）
B22（2）
IPC小类 C21D（4）
IPC C22C038/02（4）
发明人
公开年 2022（2）
申请年 2022（2） 
专利权人

Coated aluminum-silicon plated steel plate useful in thermoformed component, comprises steel substrate and aluminum-silicon coating coated on the surface of the steel substrate, where the surface of the aluminum-silicon coating is covered with coating.

MA X, JIN X, LIU H, TAN N

High hardness and high nickel-chromium-molybdenum composite roll structure, has rotating ring whose one side is fixedly welded with hard scraper, and hard scraper has T-shaped structure movably attached to inner wall of circular cavity.

ZHANG D, CHEN M

High strength conversion flange comprises steel material having carbon, silicon, manganese, chromium, nickel, molybdenum, gallalium, Rhenium, zirconium, lutetium, and strontium.

MENG K

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