Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Bbc Brown Boveri & CiefiledCriticalBbc Brown Boveri & Cie
Publication of CH78708ApublicationCriticalpatent/CH78708A/en
CH78708A1917-12-051917-12-05
Device for generating over, respectively. Negative pressure in a vessel by means of a centrifugal compressor and pipes
CH78708A
(en)
Device on pressure medium operated device on safety device operated by pressure medium to prevent unintentional angvorrichtungen to prevent unintentional engagement of the safety devices. Intervention of the trapping organs.