WO2003064352A1 - Composition explosive plastique, s'utilisant notamment pour amorçage petit calibre dans le cadre de la construction de tunnels et procede permettant de la produire et renforçateur d'amorçage approprie pour l'utiliser - Google Patents

Composition explosive plastique, s'utilisant notamment pour amorçage petit calibre dans le cadre de la construction de tunnels et procede permettant de la produire et renforçateur d'amorçage approprie pour l'utiliser Download PDF

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Publication number
WO2003064352A1
WO2003064352A1 PCT/DE2002/001490 DE0201490W WO03064352A1 WO 2003064352 A1 WO2003064352 A1 WO 2003064352A1 DE 0201490 W DE0201490 W DE 0201490W WO 03064352 A1 WO03064352 A1 WO 03064352A1
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WO
WIPO (PCT)
Prior art keywords
weight
explosive
sleeve
scale
plastic
Prior art date
Application number
PCT/DE2002/001490
Other languages
German (de)
English (en)
Inventor
Thomas Mann
Christian Heinze
Original Assignee
Sprengstoffwerk Gnaschwitz Gmbh
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 Sprengstoffwerk Gnaschwitz Gmbh filed Critical Sprengstoffwerk Gnaschwitz Gmbh
Priority to DE50214691T priority Critical patent/DE50214691D1/de
Priority to EP02740286A priority patent/EP1478608B1/fr
Priority to AT02740286T priority patent/ATE482917T1/de
Publication of WO2003064352A1 publication Critical patent/WO2003064352A1/fr
Priority to NO20042674A priority patent/NO333107B1/no
Priority to HR20040650A priority patent/HRP20040650A2/xx

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
    • F42B3/00—Blasting cartridges, i.e. case and explosive
    • F42B3/26—Arrangements for mounting initiators; Accessories therefor, e.g. tools
    • C—CHEMISTRY; METALLURGY
    • C06—EXPLOSIVES; MATCHES
    • C06B—EXPLOSIVES OR THERMIC COMPOSITIONS; MANUFACTURE THEREOF; USE OF SINGLE SUBSTANCES AS EXPLOSIVES
    • C06B25/00—Compositions containing a nitrated organic compound
    • C06B25/32—Compositions containing a nitrated organic compound the compound being nitrated pentaerythritol
    • C—CHEMISTRY; METALLURGY
    • C06—EXPLOSIVES; MATCHES
    • C06B—EXPLOSIVES OR THERMIC COMPOSITIONS; MANUFACTURE THEREOF; USE OF SINGLE SUBSTANCES AS EXPLOSIVES
    • C06B25/00—Compositions containing a nitrated organic compound
    • C06B25/34—Compositions containing a nitrated organic compound the compound being a nitrated acyclic, alicyclic or heterocyclic amine
    • C—CHEMISTRY; METALLURGY
    • C06—EXPLOSIVES; MATCHES
    • C06C—DETONATING OR PRIMING DEVICES; FUSES; CHEMICAL LIGHTERS; PYROPHORIC COMPOSITIONS
    • C06C7/00—Non-electric detonators; Blasting caps; Primers

Definitions

  • Plastic explosive composition in particular for a small-caliber initial ignition for tunnel construction, and a method for its production and a booster for its use
  • the invention relates to a plastic explosive composition, in particular for a small-caliber initial ignition for tunnel construction, with substances that are not toxic, have good handling safety and detonation ability, with at least one highly explosive explosive and a plasticizer; and a method for its production with the features of the preamble of the single method claim; as well as a booster for a plastic explosive composition, in particular for charging hoses for boreholes and a small-caliber initial ignition, i.e. intensifying charge for tunnel construction, with a tubular sleeve with a plastic plug on both end sections, at least one of which is permeable to a scale of the explosive in the sleeve is.
  • Explosive-free explosives such as ANFO (ammonium nitrate fuel oil) explosives and emulsion explosives are produced on mixed loading vehicles and filled or pumped directly into the boreholes by means of discharge devices.
  • ANFO ammonium nitrate fuel oil
  • emulsion explosives are produced on mixed loading vehicles and filled or pumped directly into the boreholes by means of discharge devices.
  • Such explosives have good blasting parameters, but in most cases they are not detonator sensitive and require vigorous initiation.
  • a so-called impact cartridge is often used for this, which can be safely initiated with a conventional explosive ignition agent.
  • Impact cartridges increased the use of boosters or ignition boosters. These mostly consist of highly explosive explosives such as pentaerythritol tetranitrate (nitropenta) and / or trinitrotoluene (TNT). In the case of surface applications, the diameter of such boosters is usually 65 mm.
  • the borehole diameters in tunnel construction are, however, much smaller than in surface blasting operations in order to be able to carry out targeted blasting operations. They are usually in the range of 36 to 50 mm.
  • the loose explosives are blown or pumped into the boreholes using a charging hose.
  • the charging hose understandably has a smaller diameter than the borehole, so that there is no jamming / clogging when the charging hose is introduced into the borehole.
  • the outer diameter of the charging hose is usually between 25 and 27 mm, the inner diameter 19 mm.
  • the booster In charging technology in tunnel construction, the booster is provided with the explosive detonating agent, inserted into the charging hose and thus brought into the borehole with the charging hose.
  • the diameter of the booster must therefore be smaller than the inside diameter of the charging hose.
  • the booster must cause a small-caliber initial ignition, i.e. represent a small-caliber boosting charge.
  • Known booster consist of a tubular sleeve, whose ends are sealed with plugs, one of said plug openings, such as a slot for ease of imports of the explosive and a scale on ⁇ has. Explosive components can escape from these openings and liquid can enter, as a result
  • Explosives can reach the inner walls of the packaging, ie the inner walls of bags or boxes for boosters, which can lead to problems from a safety and occupational hygiene perspective.
  • the slot also serves to introduce the tinder into the
  • Explosive mass in the booster which only projects loose, at least without any further attachment and positioning into the explosive mixture.
  • a preformed cavity for the scale is usually to be incorporated into the explosive mixture, but this entails the risk that the scale is too loose in the cavity or vice versa for jamming when the scale is introduced into the cavity of the Booster is coming.
  • the explosive mixture also swells out of the booster, which also leads to undesired contamination.
  • the booster prepared in this way can only be equipped with scale from one side and consequently leads to complex, because only upright handling, which contains the risk of loss of scale and / or the explosive mixture.
  • An exact, because extremely effective, central alignment of the scale, which varies slightly in diameter per manufacturer, is only possible with careful Handling and alignment possible during the removal of the tinder. This means that the person authorized to blast can only adjust this by hand.
  • An explosive substance may only be requested if, for example, valid German and also European transport regulations, if its impact energy is greater than 2 J and its friction energy is greater than 80 N.
  • Stettbacher also proposed a replacement for dynamite, which only consists of nitroglycerin, nitrocellulose and
  • gelatinous ammonium nitrate explosives with a high nitroglycerin and / or nitroglycol content can also be used for boosters. Since the critical diameter for gelatinous ammonium nitrate explosives, depending on the composition, is between 15 and 16 mm (without inclusion), gelatinous ammonium nitrate explosives are additionally provided with highly explosive explosives for such applications in order to maintain the required sensitivity to the detonator capsule. These explosive compositions are also very sensitive to impact. The impact sensitivity required to trigger the detonation is 7.5 J. A further disadvantage of these explosive mixtures is the effect of "aging". The fine particles introduced by the manufacturing process disappear after prolonged storage
  • Cast or pressed explosive compositions made of TNT or nitropenta or mixtures of both are also used for boosters.
  • Newer plastic explosives contain hexogen
  • a plasticizer e.g. styrene-butadiene copolymer
  • the known boosters are not tight and complex to handle and are strongly influenced by the physical properties of the explosive mixtures, with the result that cavities for the scale also undergo changes that are difficult to calculate when the explosive mixtures change.
  • the known boosters are consequently not very suitable for satisfactorily achieving the object of the present invention.
  • the object of the present invention is to create a plastic explosive composition, in particular for a small-caliber initial ignition, that is to say an intensifying charge in tunnel construction, which contains no toxic substances, has a small critical diameter and nevertheless has improved handling safety (higher impact and friction energy) than previously to provide known explosives compositions and a method for their production.
  • the task with regard to the plastic explosive composition is achieved in that the composition consists of
  • nitrocellulose 0.5 - 3 wt .-% nitrocellulose, up to 10 wt .-% inorganic nitrates, such as sodium and / or potassium nitrate, and small additions of coloring and inert substances
  • the task regarding the booster is solved according to the invention by the characterizing features of the independent claim relating to the booster.
  • the composition consists of 50 to 80 parts by weight of a highly explosive explosive such as pentaerythritol tetranitrate and / or hexogen and / or octogen, 15 to 30 parts by weight of a plasticizer such as dibutyl phthalate and / or diamyl phthalate, nitrocellulose in the range of 0.5 to 3%, inorganic nitrates such as sodium and / or potassium nitrate up to 10% and small amounts of coloring and inert substances.
  • a highly explosive explosive such as pentaerythritol tetranitrate and / or hexogen and / or octogen
  • a plasticizer such as dibutyl phthalate and / or diamyl phthalate
  • nitrocellulose in the range of 0.5 to 3%
  • inorganic nitrates such as sodium and / or potassium nitrate up to 10% and small amounts of coloring and inert substances.
  • the explosive composition is primarily intended as a small-caliber initial charge (diameter 15 mm), also known as a scale booster, for the safe ignition of loose explosives. Also powdery or emulsions.
  • Dibutyl phthalate and diamyl phthalate are used in the explosives industry, especially in the manufacture of smokeless powders, as plasticizers (cf. Ullmann's Encyclopedia of Technical Chemistry, Verlag Chemie GmbH, Weinheim, Volume 20, p. 102). These substances therefore surprisingly contribute significantly to the composition according to the invention.
  • the explosive ability of an explosive depends on its ignitability and the ability to transmit the detonation.
  • a comparative size for the ignition sensitivity of an explosive is defined as ignitability, which detects the required detonator strength or the amount of explosives of a detonator.
  • the "critical diameter” is according to DIN 20163 “Explosive technology", the Diameter of a charging column below which the detonation is no longer reliably passed. An explosive with high detonation ability therefore generally requires a small detonator size and has a small critical diameter.
  • test is generally carried out, for example, as follows: a detonator or an electrical scale contain 0.6 g nitropenta as secondary charge Current (including German) regulations, the testing of an explosive for detonator sensitivity is carried out with a test scale that has a lower secondary charge. Such test scale contains 0.375 g or only 0.250 g nitropenta. Test scale with 0.450 g nitropenta is also used internationally.
  • dibutyl phthalate and diamyl phthalate are excellent substitutes for
  • Nitroglycerin / nitroglycol used to overcome the disadvantages already mentioned - toxicological (very toxic) and safety properties. Both substances are classified as “harmful to health” according to the applicable legislation on hazardous substances, but not as “very toxic” or “toxic”.
  • the non-toxic dibutyl phthalate used in the application according to the invention which is in any case classified as not “very toxic” or “toxic”, also becomes referred to as diisobutyl phthalate and is classified as only "environmentally hazardous” according to hazardous substances law.
  • dibutyl phthalate and diamyl phthalate have a desensitizing effect on the explosive composition.
  • the handling safety is significantly improved in the above recipes according to the application and the recipe according to the invention. Impact and friction energy are higher than with known explosive compositions.
  • the explosive composition has a small critical diameter, which is desired for so-called boosters.
  • the constituents of dibutyl phthalate and / or diamyl phthalate form a gelatin with nitrocellulose when mixed, which together with nitropenta and / or hexogen and / or octogen and sodium nitrate and / or potassium nitrate and the coloring and inert substances is a plastic, homogeneous mass.
  • the explosive mixture is particularly easy to handle and can be easily filled into extremely thin plastic sleeves, which can be easily moved in the thin loading hose of perhaps only up to 19 mm inside diameter.
  • the explosive mixture is mainly filled into rigid, cylindrical plastic sleeves, which are sealed on both sides with plastic plugs.
  • the plastic plugs have a star-shaped predetermined breaking point, so that the tinder can be imported very easily and easily.
  • the explosive mixture has a consistency with a plasticity, which causes simple insertion into plastic sleeves which can be closed on both sides, and also facilitates the introduction of a scale into this scale enhancer and ensures that the scale is held therein.
  • the explosive composition thus has a plastic consistency, which makes it easier to import the scale.
  • the hold of the scale in the plastic sleeve (the booster) is much better with a plastic explosive composition than with cast or pressed explosive compositions (TNT / Nitropenta).
  • the object with regard to the booster for a plastic explosive composition according to the invention is achieved according to the invention in that the plugs close the sleeve tightly and tightly and at least one plug has a central, individually opening passage opening for a tinder which centers the tinder and sealingly encloses.
  • the scale can be introduced particularly easily and precisely into a plastic explosive mass.
  • a combination of the plastic explosive mass with the booster according to the invention virtually automatically ensures the safe and fresh fit of the scale in the sleeve with extensive tightness even with inserted scale.
  • the plastic explosive mass is securely and tightly packed in the sleeve due to the plugs on both sides, so that neither explosives or explosive components can get outside and air humidity inside.
  • known plugs have openings, e.g. B. slots for easier insertion of the scale, from which explosives and / or liquid can escape / enter and the environment is contaminated. This also leads to safety-related problems.
  • the explosive mixture only incompletely fills the inner volume of the closed sleeve. This reliably prevents plastic explosive mass from swelling out when the second stopper and the scale are inserted.
  • the volume remaining in the closed sleeve corresponds at least to the volume of the scale to be inserted and a stopper. This can prevent various effects. It has been shown that this can prevent the opposite stopper from being pressed out when the second stopper is inserted, as well as when the scale is inserted into one of the stoppers. Experience has shown that a few percent of the full volume is sufficient as a free space.
  • the sleeve is rigid and cylindrical and the plug is sealed and protrude firmly with a section into the interior of the sleeve and have an outer flange, the outer diameter of which corresponds to that of the sleeve.
  • This enables safe and predictable handling of the plugs even in robust on-site operation.
  • the flange can only be used to print each stopper to a predetermined depth in the sleeve.
  • the plugs are either easy to press in or the like. and / or provided with adhesive or the like and thus virtually automatically seal the sleeve. Since the flange has the same outer diameter as the sleeve, the mobility of the booster in the charging hose is not restricted.
  • Plug is elastic and circularly symmetrical and the outer flange, together with a central section protruding into the sleeve, has a shape similar to a thimble, with a bottom protruding into the sleeve, which forms the passage opening for the scale.
  • This simple measure makes handling much easier, especially when inserting a scale.
  • the foxglove forms, so to speak, a target funnel for the tinder, which leads the tinder safely to the passage opening.
  • the bottom of the stopper is oriented orthogonally to the longitudinal extension of the sleeve and has a smaller wall thickness with a predetermined breaking point radiating from the center.
  • the passage opening which is closed in itself, can always be broken open starting in the center, without the need for special dexterity or exertion of force.
  • one or both surfaces of the base are provided in a radial shape with straight lines of reduced cross-section, which form the predetermined breaking point (s) and, like a cake, at least three identical tabs (pieces).
  • the manufacturing outlay is kept low, since the predetermined breaking point can be produced even from radially running lines of smaller cross-section and three pie-shaped tabs are sufficient to form a star-shaped passage opening and to be able to achieve all the advantages according to the application.
  • the tabs of the star-shaped passage opening center the inserted scale due to its predeterminable elasticity, fix it and seal the sleeve at the same time.
  • the inserted tinder is always inserted into the middle of the sleeve and at the same time secured by the tabs that form.
  • the star-shaped passage opening is only opened as far as necessary, i.e. according to the diameter of the scale.
  • the tabs that form form a snug fit and therefore close to the scale.
  • the sleeve is sealed with and without scale. An accidentally inserted scale can also be removed again because the elasticity of the tabs allow this and they relax after removal and close the passage opening again.
  • the sleeve and the stopper are made of polyethylene or polypropylene. This allows the materials to be used. which are easy to work with, ensure safe interaction with each other and optimally meet the gliding requirements in the charging hose, with an outer diameter corresponding to the critical diameter and, if necessary, smaller than the inner charging hose diameter.
  • the sleeve meets the requirements of an extrusion process and the plug meets those of an injection molding process.
  • Example 1 28 3% dibutyl phthalate and 1.7% nitrocellulose are mixed at a estimated 100 parts by weight until a gelatin forms. Now 65% nitropenta, 5% potassium nitrate and small amounts of coloring and inert substances are added until a homogeneous plastic mass is formed.
  • Example 2 25% dibutyl phthalate and 1% nitrocellulose are mixed at a estimated 100 parts by weight until a gelatin forms. Now 65% nitropenta, 9% potassium nitrate and small amounts of coloring and inert Fabrics added until a homogeneous plastic
  • the recipes are characterized by an extremely high impact energy and the other advantages already mentioned, in the case of explosive properties that correspond to those formed with toxic substances.
  • Fig. 1 is a view of a booster according to the invention, partly in section, Fig. 2 is a plan view of the booster acc. 1 along the line A-A,
  • Fig. 3 shows a schematically illustrated plug of the
  • Boosters in side view and Fig. 4 is a plan view of the booster acc. Fig. 1 corresponding to the line B-B with the passage opening broken.
  • FIG. 1 shows a partially sectioned view of a booster 10 according to the application, which has a sleeve 11 made of plastic and two plugs 12, also made of plastic.
  • the plugs 12 have an outer one
  • the sleeve 11 and the plug 12 have a circular cylindrical basic shape and are firmly and tightly connected to one another. This connection follows over a circular cylindrical portion 14 which is integrally connected to the flange 13 of the plug 12 and z. B. protrudes a few millimeters into the sleeve 11 and is firmly and tightly engaged with the inner wall 15 of the sleeve 11.
  • This connection can be non-positive and / or by using glue or heat. Although these are the preferred connections, screwed or other connections such as snap and snap connections are of course also possible.
  • the flange 13 has a centrally arranged, thimble-shaped (cylindrical) section 16 projecting into the sleeve 11 with a bottom 17 and a radial predetermined breaking point 18 indicated in FIG. 1.
  • the flange 13 is 4 in the area of the thimble-shaped section 16, so that a scale 21 shown only as a cross-sectional area in FIG. 4 can be pressed with its end face against the bottom 17 and thus against the predetermined breaking point 18 and breaks through it in a predefinable manner.
  • the scale can also fill the entire passage opening 19 shown in a star shape, that is to say the bottom 17.
  • the predetermined breaking point (s) 18 are formed by lines with a cross-sectional reduction that run radially (radially) from the center and that extend into one of the surfaces, eg. B. the outer surface of the bottom 17 is introduced.
  • the flange 13 also prevents the plug 12 from being pressed in while the passage opening 19 is being broken through.
  • FIG. 2 shows a plan view corresponding to line AA in FIG. 1.
  • the circularly symmetrical shape of the plug 12 and the flange 13 as well as the base 17 with radially, radially running predetermined breaking points can be seen.
  • len 18 provided, two of which are shown.
  • These form a total of six pie-shaped sections, better known as tabs 20.
  • the star-shaped passage opening 19 thus formed is arranged deep in the thimble-shaped section 16 and thus facilitates the threading of the scale 21 in a funnel-like manner. For the rest, reference is made to the description of FIG. 1.
  • FIG. 3 schematically shows a side view of a stopper 12 with flange 13, cylindrical section 14 for fastening the stopper 12 in the sleeve 11 and the thimble-shaped section 16 shown in broken lines.
  • the sleeve 11 is only partially filled with plastic explosive.
  • the sleeve 11 can also be filled with plastic explosive only to such an extent that explosive is not reliably printed out while the scale 21 is being removed. Experiments have shown that with normal scale the remaining volume is about 1 cm with a z. B. corresponds to 15 mm diameter booster 10, or about a filling of only 90 to 95% of the booster 10th
  • FIG. 4 shows a top view of FIG. 3 along the line BB.
  • the representation corresponds to the gem.
  • the passage opening 19 is broken open and is therefore shown in a star shape, with an inner cross section that can correspond to that of a scale 21.
  • the scale 21 can be larger and smaller have a cross-section.
  • the radially arranged lines of the predetermined breaking points 18 have formed elastic tabs 20 which, with their angular tips, determine the available diameter of the through opening 19 and, due to their elastic material tension, hold the scale 21 in the middle and secure it against being pulled out. With a suitable choice of material, the predetermined breaking points scarcely tear open beyond what is absolutely necessary and the tabs 20 nestle against the scale 21, so that even in the case of the scale 21 inserted, the passage opening 19 is virtually sealed.
  • the radial predetermined breaking point 18 of the stopper 12 is designed such that it is tight on the one hand and thus prevents the escape of explosives or components thereof, and on the other hand is thin and has a special construction that allows the scale 21 to be easily inserted allows.
  • the predetermined breaking points 18, forming tabs 20, are broken open.
  • the scale 21 can easily be introduced into the plastic explosive mass according to the invention and is thus fixed securely and centrally in the sleeve 11 by the combination of the elastic explosive mass with the plastic flaps 20.
  • the tabs 20 further make it difficult for the scale 21 to slip out. Since the plug 12 is identical on both sides, the scale 21 can be inserted into the sleeve 11 from each side.
  • the booster 10 therefore does not have to be picked up by the person authorized to blast in a particular direction in order to be able to insert the scale 21.
  • the advantage of a plastic explosive mass in the case of such a booster 12 compared to a cast, solid explosive mixture is furthermore that there is no need for a preformed cavity in the explosive for the introduction of the scale 21. A preformed cavity always runs the risk of the scale 21 sitting too loosely or jamming when the scale 21 is inserted.
  • the volume of the sleeve 11 is only filled to 90 to 95% with the plastic explosive mass (on one side of the sleeve 11 remain about 10
  • the sleeve 11 and the plug 12 are made of plastics such as polyethylene and polypropylene.
  • the sleeve 11 preferably in the extrusion process and the plug 12 in the injection molding process, which leads to a good economic price-performance ratio.

Abstract

L'invention concerne une composition explosive plastique, notamment pour amorçage petit calibre dans le cadre de la construction de tunnels, comportant des substances non toxiques qui présentent une bonne fiabilité de manipulation et une bonne capacité de détonation, au moins une matière explosive très brisante et un agent plastifiant. L'invention concerne également un procédé permettant de produire ladite composition, ainsi qu'un renforçateur d'amorçage (10) pour une composition explosive plastique du type précité, notamment pour flexibles de chargement pour trous de sondage et un amorçage petit calibre, ainsi qu'une charge de renforcement pour la construction de tunnels, avec un manchon (11) tubulaire muni, aux deux sections d'extrémité, d'éléments de bourrage de trous (12) en matière plastique, dont au moins un est perméable à une amorce (21) de la matière explosive dans le manchon (11). Les éléments de bourrage de trous (12) ferment ledit manchon (11) de manière fixe et étanche et au moins un élément de bourrage de trous (12) comporte une ouverture de passage (19) pour une amorce (21), centrale et à ouverture individuelle, qui centre l'amorce (21), l'arrête et l'entoure de manière hermétique.
PCT/DE2002/001490 2002-01-31 2002-04-22 Composition explosive plastique, s'utilisant notamment pour amorçage petit calibre dans le cadre de la construction de tunnels et procede permettant de la produire et renforçateur d'amorçage approprie pour l'utiliser WO2003064352A1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
DE50214691T DE50214691D1 (de) 2002-01-31 2002-04-22 Plastische sprengstoffzusammensetzung, insbondere für eine kleinkalibrige initialzündung für den tunnelbau, und ein verfahren zu dessen herstellung und einen booster zu dessen anwendung
EP02740286A EP1478608B1 (fr) 2002-01-31 2002-04-22 Composition explosive plastique, s'utilisant notamment pour amor age petit calibre dans le cadre de la construction de tunnels et procede permettant de la produire et renfor ateur d'amor age approprie pour l'utiliser
AT02740286T ATE482917T1 (de) 2002-01-31 2002-04-22 Plastische sprengstoffzusammensetzung, insbondere für eine kleinkalibrige initialzündung für den tunnelbau, und ein verfahren zu dessen herstellung und einen booster zu dessen anwendung
NO20042674A NO333107B1 (no) 2002-01-31 2004-06-25 Plastisk sprengstoffblanding, saerlig for en smakalibret initialtenning for tunnelbygg, fremstilling derav samt en booster for dens anvendelse
HR20040650A HRP20040650A2 (en) 2002-01-31 2004-07-15 Plastic explosive composition, especially for a small-calibre priming for tunnel construction, a method for the production thereof, and a booster for using the same

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10204279 2002-01-31
DE10204279,9 2002-01-31

Publications (1)

Publication Number Publication Date
WO2003064352A1 true WO2003064352A1 (fr) 2003-08-07

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PCT/DE2002/001490 WO2003064352A1 (fr) 2002-01-31 2002-04-22 Composition explosive plastique, s'utilisant notamment pour amorçage petit calibre dans le cadre de la construction de tunnels et procede permettant de la produire et renforçateur d'amorçage approprie pour l'utiliser

Country Status (7)

Country Link
EP (1) EP1478608B1 (fr)
AT (1) ATE482917T1 (fr)
DE (2) DE10218222A1 (fr)
ES (1) ES2353738T3 (fr)
HR (1) HRP20040650A2 (fr)
NO (1) NO333107B1 (fr)
WO (1) WO2003064352A1 (fr)

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WO2013095265A1 (fr) * 2011-12-23 2013-06-27 Power Tools Spräckutrustning I Herrljunga Ab Ensemble de fracturation de roche, cartouche de fracturation de roche amorcée, cartouche de fracturation de roche non amorcée, et détonateur inclus dans l'ensemble
CN112525024A (zh) * 2021-01-07 2021-03-19 中铁十八局集团有限公司 一种隧道钻爆施工周边眼控制超欠挖的方法
AT525440B1 (de) * 2022-06-23 2023-04-15 Aeeg Applied Explosives & Energetics Gmbh Plastische Sprengstoff-Zusammensetzung
RU221048U1 (ru) * 2023-06-23 2023-10-16 Общество с ограниченной ответственностью "Глобал Майнинг Эксплозив - Раша" Патрон с эмульсионным взрывчатым веществом

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CN108844508B (zh) * 2018-07-04 2020-04-14 中北大学 一种炸药临界直径测试装置及其测试方法

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GB1085815A (en) * 1964-02-27 1967-10-04 Bombrini Parodi Delfino S P A Process for manufacturing high-capacity plastic explosives
US3400025A (en) * 1966-04-19 1968-09-03 Army Usa Flexible explosive comprising rdx, hmx or petn and mixed plasticizer
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GB1085815A (en) * 1964-02-27 1967-10-04 Bombrini Parodi Delfino S P A Process for manufacturing high-capacity plastic explosives
US3311513A (en) * 1965-03-05 1967-03-28 Du Pont Nitramine, nitrocellulose explosive with ester plasticizer
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WO2013095265A1 (fr) * 2011-12-23 2013-06-27 Power Tools Spräckutrustning I Herrljunga Ab Ensemble de fracturation de roche, cartouche de fracturation de roche amorcée, cartouche de fracturation de roche non amorcée, et détonateur inclus dans l'ensemble
CN112525024A (zh) * 2021-01-07 2021-03-19 中铁十八局集团有限公司 一种隧道钻爆施工周边眼控制超欠挖的方法
AT525440B1 (de) * 2022-06-23 2023-04-15 Aeeg Applied Explosives & Energetics Gmbh Plastische Sprengstoff-Zusammensetzung
AT525440A4 (de) * 2022-06-23 2023-04-15 Aeeg Applied Explosives & Energetics Gmbh Plastische Sprengstoff-Zusammensetzung
RU221048U1 (ru) * 2023-06-23 2023-10-16 Общество с ограниченной ответственностью "Глобал Майнинг Эксплозив - Раша" Патрон с эмульсионным взрывчатым веществом

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EP1478608A1 (fr) 2004-11-24
DE10218222A1 (de) 2003-08-28
HRP20040650A2 (en) 2005-12-31
DE50214691D1 (de) 2010-11-11
ES2353738T3 (es) 2011-03-04
ATE482917T1 (de) 2010-10-15

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