EP0106334B1 - Pyrotechnische Nebelsätze - Google Patents

Pyrotechnische Nebelsätze Download PDF

Info

Publication number
EP0106334B1
EP0106334B1 EP83110260A EP83110260A EP0106334B1 EP 0106334 B1 EP0106334 B1 EP 0106334B1 EP 83110260 A EP83110260 A EP 83110260A EP 83110260 A EP83110260 A EP 83110260A EP 0106334 B1 EP0106334 B1 EP 0106334B1
Authority
EP
European Patent Office
Prior art keywords
caesium
compositions according
pyrotechnical
smoke compositions
smoke
Prior art date
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
EP83110260A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP0106334A3 (en
EP0106334A2 (de
Inventor
Manfred Weber
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.)
Piepenbrock Pyrotechnik Te Goellheim Bondsre GmbH
Original Assignee
Pyrotechnische Fabrik F Feistel GmbH and Co KG
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 Pyrotechnische Fabrik F Feistel GmbH and Co KG filed Critical Pyrotechnische Fabrik F Feistel GmbH and Co KG
Priority to AT83110260T priority Critical patent/ATE40101T1/de
Publication of EP0106334A2 publication Critical patent/EP0106334A2/de
Publication of EP0106334A3 publication Critical patent/EP0106334A3/de
Application granted granted Critical
Publication of EP0106334B1 publication Critical patent/EP0106334B1/de
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C06EXPLOSIVES; MATCHES
    • C06DMEANS FOR GENERATING SMOKE OR MIST; GAS-ATTACK COMPOSITIONS; GENERATION OF GAS FOR BLASTING OR PROPULSION (CHEMICAL PART)
    • C06D3/00Generation of smoke or mist (chemical part)
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D5/00Heat treatments of cast-iron
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/08Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes
    • C21D9/14Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes wear-resistant or pressure-resistant pipes
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02FCYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F1/00Cylinders; Cylinder heads 
    • F02F1/18Other cylinders
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02FCYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F1/00Cylinders; Cylinder heads 
    • F02F1/18Other cylinders
    • F02F1/20Other cylinders characterised by constructional features providing for lubrication

Definitions

  • the present invention relates to pyrotechnic mist sets which produce impenetrable mists in the visible and infrared range.
  • EU-A 0 037 515 it is also known to combine mist from halogen donors / metal powders or phosphor mist with a further secondary mist from organic acids or microballoons in order to produce larger agglomerates which also have a light absorption in the range of> 8 ⁇ m .
  • the alkali salts sodium, potassium, lithium nitrate used as oxidizing agents in these mixtures cause, among other things. also a signal effect (coloring of the flame), but are not suitable for changing the infrared absorption.
  • cesium salts in the near infrared range up to 12 ⁇ m have no absorptions that can be attributed to vibration in which the cesium ions are involved (cesium halides have none, cesium nitrate only shows the vibration of the nitrate group at 7.2 ⁇ m ), direct absorption of the IR light cannot be considered for the effect. Because the amounts used are based on the total amount Mist rate only correspond to an average of 25%, and correspondingly the other mist-forming components are present in smaller quantities, the increase in the number of particles in the dispersed system cannot be held responsible for the effect.
  • the present invention has also set itself the task of increasing the fog yield of phosphorus-containing fog sets.
  • the effectiveness can be further increased by adding ammonium chloride.
  • the primer has the following components: magnesium powder (1.2 kg) iron blue (0.9 kg), boron amorphous (2.39 kg), powdered chlorinated paraffin (0.8 kg) and black powder (4.71 kg).
  • the magnesium powder and iron blue were premixed; the chlorinated paraffin, dissolved in 2 liters of perchlorethylene, was added and mixed.
  • the amorphous boron was added and the mixing process repeated for 5 minutes.
  • the black powder was added as the last component, mixed with the other components for 10 minutes, dried and pressed at 1500 bar.
  • the same mixture as above is additionally mixed with 0.4 kg of cesium nitrate and processed in the same way to form pressed bodies with a weight of approx. 50 g.
  • 20 compacts are put together with a primer in a casing to form a charge.
  • 3 white plates heated to approx. 40 ° C are set up in the terrain at a distance of 10 m and from a distance of 100 m with infrared and optical viewing devices at wavelengths of 10 Ilm, 3.5 pm and 0.6 ⁇ m observed.
  • Fog charges of the above composition are fired with a propellant charge approx. 40-50 m in front of the target, where within 3 seconds a 3-15 m high and 25-40 m wide and deep fog wall forms.
  • the coverage ratios listed in the following table are determined.
  • a very good coverage of 95-100% is understood, ie the goal can no longer be distinguished from the background.
  • a good coverage of 80-95% is understood, ie the goal is almost impossible to identify.
  • Moderate is a coverage of 50-80%. Bad means coverage below 50%, where the goal can still be clearly identified.
  • the fog effect is determined according to Example 1, the results of Table 2 below being obtained.
  • the mists formed have a pH of approx. 5-7.
  • the elastomer consisted of butadiene. Polybutadiene can also be used.
  • the fog effect is determined according to Example 1, the results of Table 3 below being obtained.
  • 0.65 kg of hexachloroethane, 0.2 kg of silicon powder and 0.15 kg of aluminum powder are mixed and pressed into a casing under low pressure, which is connected to a propellant and ignition charge.
  • Butadiene (polybutadiene) is used as the binder.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Metallurgy (AREA)
  • Pest Control & Pesticides (AREA)
  • Plant Pathology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Botany (AREA)
  • Glass Compositions (AREA)
  • Air Bags (AREA)
  • Fireproofing Substances (AREA)
  • Catalysts (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Aiming, Guidance, Guns With A Light Source, Armor, Camouflage, And Targets (AREA)
  • Powder Metallurgy (AREA)
  • Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
EP83110260A 1982-10-16 1983-10-14 Pyrotechnische Nebelsätze Expired EP0106334B1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT83110260T ATE40101T1 (de) 1982-10-16 1983-10-14 Pyrotechnische nebelsaetze.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3238444 1982-10-16
DE3238444A DE3238444C2 (de) 1982-10-16 1982-10-16 Pyrotechnische Nebelsätze

Publications (3)

Publication Number Publication Date
EP0106334A2 EP0106334A2 (de) 1984-04-25
EP0106334A3 EP0106334A3 (en) 1985-12-04
EP0106334B1 true EP0106334B1 (de) 1989-01-18

Family

ID=6175923

Family Applications (1)

Application Number Title Priority Date Filing Date
EP83110260A Expired EP0106334B1 (de) 1982-10-16 1983-10-14 Pyrotechnische Nebelsätze

Country Status (14)

Country Link
EP (1) EP0106334B1 (no)
JP (1) JPS6042194B2 (no)
KR (1) KR910000506B1 (no)
AR (1) AR231962A1 (no)
AT (1) ATE40101T1 (no)
CA (1) CA1237581A (no)
DE (2) DE3238444C2 (no)
DK (1) DK164665C (no)
ES (1) ES526488A0 (no)
FI (1) FI76066C (no)
IL (1) IL69859A (no)
NO (1) NO158375C (no)
SG (1) SG80491G (no)
ZA (1) ZA837647B (no)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8820660D0 (en) * 1988-09-01 1988-11-16 Astra Holdings Plc Smoke producing article
DE4016854A1 (de) * 1990-05-25 1991-11-28 Diehl Gmbh & Co Tarn- und taeusch-einrichtung
DE4327976C1 (de) * 1993-08-19 1995-01-05 Buck Chem Tech Werke Flaremasse zur Scheinzielerzeugung
DE19601506C2 (de) * 1996-01-17 2000-05-18 Rheinmetall W & M Gmbh Verfahren und Vorrichtung zur Erzeugung einer Sichtsperre mit Hilfe eines künstlichen Nebels
DE19914033A1 (de) 1999-03-27 2000-09-28 Piepenbrock Pyrotechnik Gmbh Verfahren zur Erzeugung eines im infraroten Spektralbereich einseitig transparenten Tarnnebels
DE19914097A1 (de) 1999-03-27 2000-09-28 Piepenbrock Pyrotechnik Gmbh Pyrotechnische Wirkmasse zur Erzeugung eines im Infraroten stark emissiven und im Visuellen undurchdringlichen Aerosols
DE10152023B4 (de) * 2001-10-22 2005-06-16 Buck Neue Technologien Gmbh Schockunempfindliche Nebelwurfkörper
DE10308307B4 (de) * 2003-02-26 2007-01-04 Buck Neue Technologien Gmbh Geschoß sowie Submunition mit Vorspannkörper
JP4969841B2 (ja) * 2005-01-19 2012-07-04 日本工機株式会社 赤外線遮蔽発煙組成物
JP4969842B2 (ja) * 2005-12-09 2012-07-04 日本工機株式会社 赤リン系発煙組成物およびその製造方法
CN107021865A (zh) * 2017-05-26 2017-08-08 北京理工大学 可干扰可见光、红外及毫米波的宽频段烟幕材料

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE378780C (de) * 1922-05-03 1923-08-01 Harry James Nichols Rauchentwickler
GB1454258A (en) * 1972-08-23 1976-11-03 Secr Defence Smoke generating compositions
DE3012405A1 (de) * 1980-03-29 1981-10-01 Pyrotechnische Fabrik F. Feistel GmbH + Co KG, 6719 Göllheim Kombinationsnebel

Also Published As

Publication number Publication date
DK426783D0 (da) 1983-09-19
ZA837647B (en) 1984-07-25
KR840006473A (ko) 1984-11-30
DE3238444C2 (de) 1986-10-30
EP0106334A3 (en) 1985-12-04
DE3238444A1 (de) 1984-08-02
JPS6042194B2 (ja) 1985-09-20
CA1237581A (en) 1988-06-07
DK164665C (da) 1992-12-14
ATE40101T1 (de) 1989-02-15
SG80491G (en) 1991-11-15
DK164665B (da) 1992-07-27
NO158375C (no) 1988-08-31
NO158375B (no) 1988-05-24
IL69859A (en) 1989-01-31
ES8602564A1 (es) 1985-12-01
DE3378977D1 (en) 1989-02-23
NO833739L (no) 1984-04-17
KR910000506B1 (ko) 1991-01-26
JPS59131592A (ja) 1984-07-28
FI833595A (fi) 1984-04-17
FI76066C (fi) 1988-09-09
FI833595A0 (fi) 1983-10-04
ES526488A0 (es) 1985-12-01
FI76066B (fi) 1988-05-31
AR231962A1 (es) 1985-04-30
EP0106334A2 (de) 1984-04-25
DK426783A (da) 1984-04-17

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