国家/地区 中国（5）
IPC部 B（5）
IPC大类 B23（5） B22（2） C09（2）
C21（2） C22（2）
IPC小类 B23P（5） C09D（2） C21D（2）
C22C（2）
IPC B23P015/00（5）
发明人
公开年 2022（5）
申请年 2022（4） 
专利权人

Preparing multi-composite processing self-lubricating steel bushing useful for preparing bushing, comprises e.g. quenching the bushing blank and tempering, roughly processing the bushing blank, then carrying out salt bath sulfur carbonitriding treatment and performing first spraying.

YIN M

Mining hydraulic support repairing device, has adjusting mechanism comprising two sliding groove plates symmetrically and uniformly distributed and fixedly installed on top surface of bottom plate.

XIE S, SHAO H, JIAO G, ZHANG H, LI X

Processing pedestal for improving production efficiency, involves mixing and casting base raw material, demolding and forging, cooling and cleaning, and blanking and chamfering base, using machine to chamfer angle, forming hardness detection, punching and detecting finished product.

ZHANG Q

High-hardness gasket press forming technique useful for setting rotating machine for driving an object to rotate, comprises e.g. processing stainless steel sheet to obtain gasket blank, adhering gasket blank with composite gasket made of e.g. graphene and diamond particles, pressing, and forming.

WANG Z

Inner wall wear-resistant pipe material has inner wall pipe material comprising inner wall pipe main body and inner wall pipe ear-resistant coating, where inner wall pipe main body and inner wall wear-resistant pipe coating are arranged from outside to inside.

DAI L