BE751686A - - Google Patents

Info

Publication number
BE751686A
BE751686A BE751686DA BE751686A BE 751686 A BE751686 A BE 751686A BE 751686D A BE751686D A BE 751686DA BE 751686 A BE751686 A BE 751686A
Authority
BE
Belgium
Application number
Original Assignee
Patent Protection Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from FR7020235A external-priority patent/FR2093113A5/fr
Application filed by Patent Protection Ltd filed Critical Patent Protection Ltd
Publication of BE751686A publication Critical patent/BE751686A/xx

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
    • F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
    • F24F3/16—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by purification, e.g. by filtering; by sterilisation; by ozonisation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D17/08—Centrifugal pumps
    • F04D17/16—Centrifugal pumps for displacing without appreciable compression
    • F04D17/167—Operating by means of fibrous or porous elements, e.g. with sponge rotors

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
BE751686D 1969-01-21 1970-06-09 BE751686A (enrdf_load_stackoverflow)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB347369 1969-01-21
FR7020235A FR2093113A5 (enrdf_load_stackoverflow) 1970-06-02 1970-06-02
US4345170A 1970-06-04 1970-06-04

Publications (1)

Publication Number Publication Date
BE751686A true BE751686A (enrdf_load_stackoverflow) 1970-11-16

Family

ID=27249348

Family Applications (1)

Application Number Title Priority Date Filing Date
BE751686D BE751686A (enrdf_load_stackoverflow) 1969-01-21 1970-06-09

Country Status (1)

Country Link
BE (1) BE751686A (enrdf_load_stackoverflow)

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