国家/地区 中国（2）
IPC部 B（2）
IPC大类 C09（2）
IPC小类 C09D（2）
IPC C09D007/62（2）
发明人 WANG X（2）
公开年 2022（2）
申请年 2022（2） 
专利权人

Hardening method of superfine steel ball grinding abrasive tool comprises spraying adhesion layer material, grinding layer material and abrasive sizing agent on abrasive tool surface, cleaning the surface of the abrasive body by ultrasonic waves and subjecting to a roughening treatment.

TANG X, WANG X, WANG H, SUN Q, SHI L, ZHANG 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