IIR document

POLLUTION OF FREEZE-DRYING ROOMS BY OIL BACK-SCATTERING IN PUMPING UNITS.

POLLUTION DES ENCEINTES DE LYOPHILISATION PAR LA RETRODIFFUSION D'HUILE DES GROUPES DE POMPAGE.

Summary

AFTER REVIEWING THE NATURE OF THE PROBLEM, THE AUTHORS GO ON TO SHOW THAT THE FREEZE-DRIED PRODUCTS CANNOT BE POLLUTED DURING SUBLIMATION. THEY THEN DESCRIBE A DYNAMIC SYSTEM WHICH CAN LIMIT THE BACK-SCATTERING OF OIL. THE RESULTS OF THE MEASUREMENTS TAKEN ARE GIVEN, AND THE EFFICIENCY OFTHE SYSTEM IS COMPARED TO THAT OF OTHER SOLUTIONS.

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Pages: 125-130

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Details

  • Original title: POLLUTION DES ENCEINTES DE LYOPHILISATION PAR LA RETRODIFFUSION D'HUILE DES GROUPES DE POMPAGE.
  • Record ID : 1988-1269
  • Languages: French
  • Source: Development in refrigeration, refrigeration for development. Proceedings of the XVIIth international Congress of Refrigeration.
  • Publication date: 1987/08/24
  • Document available for consultation in the library of the IIR headquarters only.

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