发明名称 Compressed air driven double membrane pump - uses two modules each divided into pump chamber and air chamber
摘要 The compressed air driven double membrane pump has a pump housing with two chambers spaced at a distance from one another. Each chamber incorporates a membrane device by means of which the chambers are divided into a pump chamber (4, 7) and an air chamber (1, 6). The venting of one air chamber takes place in the pump chamber of the other housing chamber. USE/ADVANTAGE - Pump for delivery of difficult to fluidise materials such as boron nitride powder, which can be operated using compressed air or inert gas.
申请公布号 DE4208961(A1) 申请公布日期 1993.09.23
申请号 DE19924208961 申请日期 1992.03.19
申请人 WACKER-CHEMIE GMBH, 81737 MUENCHEN, DE 发明人 LECHNER, PETER, 8968 DURACH, DE;PRINZ, ALFRED, 8968 WEIDACH, DE
分类号 F04B15/02;F04B43/073 主分类号 F04B15/02
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