发明名称 |
METHOD FOR CLEANING ARTICLES IN A DISH WASHING MACHINE |
摘要 |
The invention concerns a method for cleaning articles in a dish washing machine comprising an alkaline and an acidic cleaning step and at least one additional alkaline cleaning step, characterized in that a) in a hood dish washing machine there is a first alkaline cleaning step with an aqueous cleaning solution having a pH-value higher than 9, b) the first alkaline cleaning step is followed by a first acidic cleaning step with an aqueous cleaning solution having a pH-value lower than 5. c) the first acidic cleaning step is followed by at least a second alkaline cleaning step with an aqueous cleaning solution having a pH-value higher than 9.
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申请公布号 |
CA2521753(C) |
申请公布日期 |
2010.06.08 |
申请号 |
CA20042521753 |
申请日期 |
2004.05.06 |
申请人 |
ECOLAB INC. |
发明人 |
STROTHOFF, WERNER;TROLL, WINFRIED;CARLHOFF, GEROLD |
分类号 |
C11D3/02;A47L15/00;A47L15/14;A47L15/23;C11D3/20;C11D7/06;C11D7/08 |
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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