发明名称 |
Washing process and washing unit |
摘要 |
Washing items are washed simultaneously with softening washing water comprising alkali metal ion and at least one of carbonate ion and bicarbonate ion. The washing water before being softened is obtained by electrolyzing an aqueous solution of sodium hydrogencarbonate having a pH of 9.5 or more and an electric conductivity of 150 mS/m or more. The softened washing water has a total hardness of 40 ppm or less.
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申请公布号 |
US6461446(B1) |
申请公布日期 |
2002.10.08 |
申请号 |
US19990381289 |
申请日期 |
1999.12.06 |
申请人 |
MIX CO., LTD |
发明人 |
SATOH FUMITAKE;ARAI KAZUYOSHI;MIYAMAE KAZUHIRO;YANAGIHARA TOMOYUKI;NAITOH TATSUYA;SEO TOMOKI |
分类号 |
C11D3/02;C11D3/10;C11D7/12;C11D11/00;D06F35/00;(IPC1-7):B08B7/04 |
主分类号 |
C11D3/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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