BE470204A - - Google Patents

Info

Publication number
BE470204A
BE470204A BE470204DA BE470204A BE 470204 A BE470204 A BE 470204A BE 470204D A BE470204D A BE 470204DA BE 470204 A BE470204 A BE 470204A
Authority
BE
Belgium
Prior art keywords
emi
point
air jets
causing vortices
jets causing
Prior art date
Application number
Other languages
French (fr)
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 filed Critical
Publication of BE470204A publication Critical patent/BE470204A/fr

Links

Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
    • A62B18/003—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort having means for creating a fresh air curtain

Landscapes

  • Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)

Description

  

   <EMI ID=1.1> 

  
 <EMI ID=2.1> 

  
point de jets d'air provooant des tourbillons, <EMI ID=3.1>  <EMI ID=4.1> 

  
 <EMI ID=5.1> 

  
 <EMI ID=6.1>   <EMI ID=7.1> 



   <EMI ID = 1.1>

  
 <EMI ID = 2.1>

  
point of air jets causing vortices, <EMI ID = 3.1> <EMI ID = 4.1>

  
 <EMI ID = 5.1>

  
 <EMI ID = 6.1> <EMI ID = 7.1>

Claims (1)

<EMI ID=8.1> <EMI ID = 8.1>
BE470204D 1944-02-07 1946-12-30 BE470204A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BE454311T 1944-02-07
BE470204T 1946-12-30

Publications (1)

Publication Number Publication Date
BE470204A true BE470204A (en) 1947-01-31

Family

ID=120438

Family Applications (1)

Application Number Title Priority Date Filing Date
BE470204D BE470204A (en) 1944-02-07 1946-12-30

Country Status (1)

Country Link
BE (1) BE470204A (en)

Similar Documents

Publication Publication Date Title
CH273442A (en) Radio identification installation.
BE489119A (en)
BE470204A (en)
CH254066A (en) Thermal power plant.
BE470205A (en)
BE448406A (en)
BE490741A (en)
BE470320A (en)
BE449760A (en)
FR901562A (en) Obturators achieving, by penetration, occlusion of the receptacles
CH266249A (en) Oscillations generator.
BE447044A (en)
CA419034A (en) Steam condenser
FR931642A (en) Improvement of combustion air heating for fireplaces, especially for steam generator fireplaces
CH241063A (en) PTO shaft.
CH251974A (en) Electromagnetic clutch.
BE447180A (en)
FR949388A (en) Air compressor
FR948940A (en) Energy transmission
DK71659C (en) Armor-piercing projectile.
CH250226A (en) Harmonic generator.
FR950707A (en) Air conditioner
CA420519A (en) Water repellent textile
FR904270A (en) Humidification installation
BE490317A (en)