国家/地区 中国（3）
IPC部 B（3）
IPC大类 B08（3）
IPC小类 B08B（3）
IPC C11D007/60（3）
发明人
公开年
申请年 2022（2） 
专利权人

Cleaning agent useful for cleaning resin and flexible graphite bipolar plates, comprises e.g. 1,1,2,2-tetrafluoro-1-methoxy-2-(trifluoromethoxy)ethane, 1,1,1,2,2,3,3,4,4-nonafluoro-4-methoxybutane, 1,1,1,2,3,3-hexafluoro-3-methoxy-2-(trifluoromethyl)propane, and 5-chloro-2-fluorobenzotrifluoride.

CHEN Y, YI Z, LONG X, SHEN J, KONG W, YU M, DENG L, TANG H, ZHANG R

Ultrasonic descaling additive, comprises cellulose and functional nano material.

QIAN Y, LU H, YU Y, LI S, PAN G, LIU X, XIANG L

Cleaning steel pipes involves using high-pressure gas pulse to flush the cleaning liquid into the pipeline to be cleaned, and introducing ultrasonic waves.

LI R