FR2274874B1 - - Google Patents

Info

Publication number
FR2274874B1
FR2274874B1 FR7420105A FR7420105A FR2274874B1 FR 2274874 B1 FR2274874 B1 FR 2274874B1 FR 7420105 A FR7420105 A FR 7420105A FR 7420105 A FR7420105 A FR 7420105A FR 2274874 B1 FR2274874 B1 FR 2274874B1
Authority
FR
France
Legal status (The legal status 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 status listed.)
Expired
Application number
FR7420105A
Other versions
FR2274874A1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Charbonnages de France CDF
Original Assignee
Charbonnages de France CDF
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
Application filed by Charbonnages de France CDF filed Critical Charbonnages de France CDF
Priority to FR7420105A priority Critical patent/FR2274874A1/fr
Priority to DE19752525865 priority patent/DE2525865A1/de
Priority to GB24854/75A priority patent/GB1501473A/en
Priority to BE6045040A priority patent/BE830081A/fr
Priority to AT441275A priority patent/AT339458B/de
Publication of FR2274874A1 publication Critical patent/FR2274874A1/fr
Application granted granted Critical
Publication of FR2274874B1 publication Critical patent/FR2274874B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • F24F3/14—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 humidification; by dehumidification
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
    • F24F8/108—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering using dry filter elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F6/00—Air-humidification, e.g. cooling by humidification
    • F24F6/12—Air-humidification, e.g. cooling by humidification by forming water dispersions in the air
    • F24F6/14—Air-humidification, e.g. cooling by humidification by forming water dispersions in the air using nozzles
    • F24F2006/146—Air-humidification, e.g. cooling by humidification by forming water dispersions in the air using nozzles using pressurised water for spraying

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
FR7420105A 1974-06-11 1974-06-11 Ventilateur Granted FR2274874A1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR7420105A FR2274874A1 (fr) 1974-06-11 1974-06-11 Ventilateur
DE19752525865 DE2525865A1 (de) 1974-06-11 1975-06-10 Ventilator
GB24854/75A GB1501473A (en) 1974-06-11 1975-06-10 Fans
BE6045040A BE830081A (fr) 1974-06-11 1975-06-10 Ventilateur
AT441275A AT339458B (de) 1974-06-11 1975-06-10 Radialventilator mit axialem einlass zur beluftung von geschlossenen raumen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7420105A FR2274874A1 (fr) 1974-06-11 1974-06-11 Ventilateur

Publications (2)

Publication Number Publication Date
FR2274874A1 FR2274874A1 (fr) 1976-01-09
FR2274874B1 true FR2274874B1 (fr) 1978-05-26

Family

ID=9139870

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7420105A Granted FR2274874A1 (fr) 1974-06-11 1974-06-11 Ventilateur

Country Status (3)

Country Link
AT (1) AT339458B (fr)
BE (1) BE830081A (fr)
FR (1) FR2274874A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104963877A (zh) * 2015-06-01 2015-10-07 蚌埠市蚌风风机有限公司 一种除尘风机

Also Published As

Publication number Publication date
AT339458B (de) 1977-10-25
ATA441275A (de) 1977-02-15
FR2274874A1 (fr) 1976-01-09
BE830081A (fr) 1975-12-10

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Legal Events

Date Code Title Description
ST Notification of lapse