国家/地区 中国（5）
IPC部 B（5） C（5）
IPC大类 B24（5）
IPC小类 C09D（5）
IPC B24D018/00（3） C09D007/61（3） C09D163/00（3）
B05D003/00（2） B05D005/00（2） B05D007/14（2）
B24B001/00（2） C09D007/62（2） C09D175/04（2）
发明人
公开年 2022（3）
申请年 2022（3）  2021（2） 
专利权人

Preparing high abrasion resistance chemical mechanical polishing pad used for production of semiconductor chips, by mechanically dispersing filler and surfactant in organic solvent to obtain dispersion, adding resin solution to dispersion, stirring and coating on transparent film coiled material.

YAO L, CHEN H, XIANG H

Condensing tube manufacturing process of condenser comprises e.g. using shot blasting to treat surface of condensing tube to increase roughness of condensing tube surface, coating surface of condensing tube after shot blasting using heat-conducting anti-corrosion layer, and drying.

SHI M, ZHANG C, JIN L, BAO J, LU M

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

Rust removal and anti-corrosion of steel structure comprises cleaning oxide scale, dust and oil stain on steel structure, trimming uneven components, grinding rusted component to make surface show metallic luster and coating surface with anti-corrosion layer.

ZUO T, ZHOU X, SHANG J, DAI L

Polishing pad for polishing corners of electronic display screen comprises e.g. base material layer whose inner wall is covered with skid-proof rubber layer and outer wall with hardening layer, and grid layer set to outer hardening layer.

LI J, TAN H