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    1st. Follow up Special Gas Coordinantion Panel

    → Europe/Zurich
    155/R-047 (CERN)

    155/R-047

    CERN

    10
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    Ferdinand Hahn (CERN)
    Description
    Present: Rolf Lindner, Christoph Schaefer, Tom Meyer, Ray Gregory, Allain Gonidec, Stefan Haider, Serguei Konovalov, Anatoli Romaniouk , Alfredo Placci, Ferdi Hahn Short Recap of the Conclusions: Try to visit the firms and see whether the cleaning process can be understood better. Continue the test with sample 2053.
      • 16:00 → 16:15
        Update of the situation 15m 155/R-047

        155/R-047

        CERN

        10
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        New tests: 1) # 2049 Backofen regulator (flushed + heated 48h) 2) # 2050 Zimmerli regulator (flushed + heated by SK) New Regulators: 3) # 2052 Zimmerli regulator (flushed + heated 48h) (borrowed from J.G.) 4) # 2053 Zimmerli regulator (new sample supplier) According to Zimmerli sample 2050 (and 2045) have had one droplet of OKS 470 (Li soap/Mineral oil) on the seat thread. Samples 2052 and 2053 don't have this. Other information from Suppliers: Zimmerli -> manufacturer is IDAG / CH + D. Cleaning Decapage done by external firm. Backofen -> Manufacturer is INSTRUM AG / CH Cleaning with Trichlorethylene.
        Speaker: Ferdinand Hahn (CERN)
      • 16:05 → 16:20
        Ageing Results 15m 155/R-047

        155/R-047

        CERN

        10
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        Speaker: Serguei Konovalov (P.N. Lebedev Institute of Physics (FIAN))
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