发明名称 |
Expansion tank airation device |
摘要 |
A method for purging water from flooded expansion tanks without necessitating the complete drainage and subsequent refilling of the systems allows for a stabilized hydronic water system in much less time with less effort and expense.
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申请公布号 |
US5344071(A) |
申请公布日期 |
1994.09.06 |
申请号 |
US19920981555 |
申请日期 |
1992.11.25 |
申请人 |
PEIFER, FREDERICK |
发明人 |
PEIFER, FREDERICK |
分类号 |
F24D3/10;(IPC1-7):F24D3/10 |
主分类号 |
F24D3/10 |
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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