|
AU2020103572A4
|
|
Ultra-fine grained high-strength steel plate with 1100 mpa-grade yield strength and production method thereof
|
|
CN112255167A
|
|
High-order acid supplementing groove for macroscopic tissue defect inspection and manufacturing method thereof
|
|
CN112157228A
|
|
Impact basin for die casting and preparation method thereof
|
|
CN112226580A
|
|
Trapezoidal nitrogen blowing and controlling method
|
|
CN112269006A
|
|
Inspection method suitable for hot sprayed aluminum coating on surface of steel plate
|
|
CN112157123A
|
|
Steel plate straightening device and method for medium plate furnace coil rolling line
|
|
CN112268902A
|
|
Detection method of cord steel GBC
|
|
CN112195406A
|
|
Low-cost high-performance Q370qE-HPS bridge steel and production method thereof
|
|
CN112210719A
|
|
Low-cost high-performance Q500 bridge steel and production method thereof
|
|
CN112251552A
|
|
Coal gas treatment method for eliminating black smoke emitted from top of blast furnace
|
|
CN112251562A
|
|
Method for improving yield of bismuth element in molten steel
|
|
CN112176151A
|
|
Method for regulating and controlling shape of MnS inclusion in free-cutting steel
|
|
CN112157128A
|
|
Method for reducing hardness of round steel and slow cooling equipment thereof
|
|
CN112210717A
|
|
E420-W300 ultrahigh-strength ship plate steel and manufacturing method thereof
|
|
CN112195400A
|
|
E460-W200 ultrahigh-strength ship plate steel and manufacturing method thereof
|
|
CN112246877A
|
|
Production method for heating thin-specification blank by using trolley type heating furnace
|
|
CN112212056A
|
|
Method for prolonging service life of pneumatic on-off valve
|
|
CN112226684A
|
|
Drill collar steel
|
|
CN112224235A
|
|
Driving backstop device
|
|
CN112268892A
|
|
Sample preparation and analysis method for measuring major and minor components of bismuth-iron alloy core-spun yarn
|
