Abstract Preview

The considered method of measurement deals with vapours jet vacuum pumps, diffusions pumps and diffusion-ejector pumps. The dependence of the performance of these pumps on the backing pressure can only be completely described be means of a curve relating the inlet and backing pressure over the range of operation. The recommended test dome and the principle of the test equipment are illustrated.

General information

  • Status :  Published
    Publication date : 1989-12
  • Edition : 2
    Number of pages : 3
  • :
    ISO/TC 112
    Vacuum technology
  • 23.160
    Vacuum technology

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