FI-MainGroup/Facet-Choice

  • F04F1/00
  • Pumps using positively or negatively pressurised fluid medium acting directly on the liquid to be pumped (using only negative pressure F04F 3/00; jet pumps F04F 5/00; siphons F04F 10/00) HB CC 3H079
  • F04F3/00
  • Pumps using negative pressure acting directly on the liquid to be pumped (siphons F04F 10/00) HB CC 3H079
  • F04F5/00
  • Jet pumps, i.e. devices in which fluid flow is induced by pressure drop caused by velocity of another fluid flow (diffusion pumps F04F 9/00; combination of jet pumps with pumps of other than jet type F04B; use of jet pumps for priming or boosting non-positive-displacement pumps F04D) HB CC 3H079
  • F04F7/00
  • Pumps displacing fluids by using inertia thereof, e.g. by generating vibrations therein HB CC 3H079
  • F04F9/00
  • Diffusion pumps HB CC 3H079
  • F04F10/00
  • Siphons HB CC 3H079
  • F04F13/00
  • Pressure exchangers [2009.01] HB CC 3H079
  • F04F99/00
  • Subject matter not provided for in other groups of this subclass [2009.01] HB CC 3H079
    TOP