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jie shui xing ge mo shi bian chi chong xi fa huo guo jia zhuan li
Author(s): 
Pages: 77-78
Year: Issue:  3
Journal: Qilu Petrochemical Technology

Keyword:  液压冲洗阀使用寿命隔膜式节水型国家专利胜利炼油厂实用新型动理论专利证书;
Abstract: <正> 由胜利炼油厂工程师朱吉顺发明的节水型隔膜式便池冲洗阀,最近获得国家专利局颁发的实用新型专利证书。隔膜式冲洗阀是根据液压差动理论,采用隔膜主阀结构实现阀门的自动关闭,与目前国内较为先进的活塞式冲洗阀相比,设计更为合理,成本、造价降低,节
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