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  • Users: jppmj
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  1. jppmj

    Wet air added to Dry air with SiCl2

    I have to mix 750 m3/h dry air (water 0%)@ 60°C with 750 m3/h water saturated air @ 30°C. How to avoid plugging due to SiO2 (from reaction beetween SiCl4 and H2O) + Water. The pipes and vessel are in PVC. Thank You JPPMJ
  2. jppmj

    Phosphine removal from air

    I have to remove Phosphine (PH3) from air through a scrubber. I read it is possible to use NaOH solution with an oxidant (NaClO, or H2O2 or KMnO4). Has somebody an experience with this type of scrubbing or do you know another way for removing PH3. (I cannot use thermal oxidation) Thank you for...
  3. jppmj

    Hastelloy C 276

    We have built a quencher in Hastelloy C276. The purpose is to saturate a gas (air + HCl 1000 mg/Nm3 @ 200°C) with a 4% aqueous HCl solution. The gas outlet is at 85°C. After 8 monthes running we watch corrosion on hastelloy C 276. Has anybody an explanation ? Thank you

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