| 发明名称 |
DRAINING SYSTEM FOR LATENT HEAT RECOVERY TYPE HEATING DEVICE |
| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a draining system preferably cleaning inside a circulation pump while using conventional piping as it is. <P>SOLUTION: A control means operates the circulation pump continuously or intermittently in pipe cleaning executed after draining. <P>COPYRIGHT: (C)2011,JPO&INPIT |
| 申请公布号 |
JP2011191001(A) |
申请公布日期 |
2011.09.29 |
| 申请号 |
JP20100058172 |
申请日期 |
2010.03.15 |
| 申请人 |
OSAKA GAS CO LTD |
发明人 |
OKAMOTO HIDETOSHI;HARA TATSUNORI;YAMAMOTO KAZUTO |
| 分类号 |
F24H9/16;F23L17/14;F24H9/00 |
主分类号 |
F24H9/16 |
| 代理机构 |
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代理人 |
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