| 摘要 |
PROBLEM TO BE SOLVED: To obtain a dust removal blower using a material cheaper than alternatives for chlorofluorocarbon such as HFC152a, more friendly to the earth environment, and safe. SOLUTION: In the dust removal blower which has a jetting agent filled in a spray can provided with a jetting button, as the jetting agent a mixed gas of carbon dioxide and dimethyl ether is used, the weight ratio of carbon dioxide being 3-30%. COPYRIGHT: (C)2005,JPO&NCIPI
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