MULTI-STAGE CENTRIFUGAL PUMP
A multi-stage centrifugal pump in which forming end slot centered at inner cylindrical surfaces by means of rubber rings self-adjusting rings of friction pair are in free way fixed in pressure body and unloading dist with resting at back end joints on formed in pressure body and unloading disk end l...
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Format: | Patent |
Sprache: | eng ; rus ; ukr |
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