国家/地区 中国（4）
IPC部 B（4）
IPC大类 B23（4）
IPC小类 B23P（4）
IPC C09D007/61（4）
发明人
公开年 2022（2）
申请年 2022（2） 
专利权人

Preparing stainless steel-copper-titanium graphene pot composite board useful in medical instrument, comprises e.g. taking pot body composite copper plate, performing laser punching on three-dimensionally graphitized area, cross-linking dispersion with powder mixture filler, and cold-rolling.

XU M, YING M

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

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

Preparing worm wheel and worm useful for heavy-load vehicle main reducing system, comprises e.g. melting low-carbon steel, mixing graphene, aluminum-doped zinc oxide powder and phenolic resin conductive adhesive powder, and polishing.

YI Y, LI J, LI C