Patents
Patents for F42B 3 - Blasting cartridges, i.e. case and explosive (5,018)
04/1990
04/17/1990US4917014 Laser ignition of explosives
04/04/1990EP0361724A2 Course correction unit (VIP)
03/1990
03/28/1990EP0360531A2 Primer
03/27/1990US4911076 Time delay replay
03/22/1990WO1990002672A1 Triggering circuit for a vehicle air bag
03/21/1990CN2054871U Single-hole guide detonator
03/20/1990US4909686 Pyrotechnical dowel
03/20/1990US4909152 Cartridge for the expulsion of liquids under pressure
03/13/1990US4907509 Bonfire-safe low-voltage detonator
03/06/1990US4905601 Explosive entry and cutting device and a method of explosive entry and cutting
02/1990
02/13/1990US4899663 Percussion initiated inflator assembly
02/13/1990US4899658 Delay type electric detonator
02/13/1990CA1265703A1 Percussion or impact wave conductor unit
02/06/1990US4898095 Laser beam-detonatable blasting cap
02/06/1990US4898066 Polymeric film enveloped explosive cartridges and their manufacture and use
01/1990
01/24/1990EP0227671B1 Propellant module
01/18/1990DE3824162A1 Pyrotechnic material
01/17/1990EP0351040A2 Portable selfcontained explosives system
01/16/1990US4893564 Electric detonator of delay type
01/16/1990US4893563 Multilayer; silicon substrate, silicon oxide, pattern layer of nichrome
01/09/1990US4892037 Pyrotechnics
12/1989
12/28/1989WO1989012481A1 Electrically detonated explosive squibs
12/13/1989CN1006087B Demolition device with liquid explosive
12/12/1989US4886126 Method and apparatus for firing a perforating gun
12/12/1989US4885993 Shaped charge with bifurcated projection for detonating cord
11/1989
11/30/1989DE3842917C1 Fuze device for detonating a pyrotechnic charge
11/29/1989EP0343172A1 Enabling device for a gas generator of a forced dispersion munitions dispenser.
11/21/1989US4881463 Electric igniter assembly
11/21/1989US4881445 Shaped charge
11/09/1989DE3814746A1 System zur verspannung einer sprengladung in einem bohrloch System for stress busting a charge in a borehole
11/08/1989EP0191087B1 Non-primary explosive detonator and initiating element therefor
11/07/1989US4878430 Detonator pellet
11/02/1989WO1989010529A1 Reverse slapper detonator
11/02/1989EP0339847A2 A detonator
10/1989
10/25/1989EP0338431A1 Electric igniter
10/25/1989EP0338397A1 Delay element comprising a no-return valve and an integrated pyrotechnic charge
10/17/1989US4873928 Nuclear-sized explosions without radiation
10/10/1989US4872408 Polymeric film-enveloped explosive cartridges and their manufacture and use
10/10/1989CA1262214A1 Hollow charges
10/05/1989DE3810355A1 Gas generator
10/05/1989DE3810048A1 Hand-held firearm (handgun or long gun) and a cartridge for such a hand-held firearm
10/03/1989US4870903 Photopyrotechnical detonation device and photopyrotechnical chain using this device
10/03/1989US4870902 Initiating system
09/1989
09/27/1989EP0333945A1 Rapid burning propellant charge for automobile air bag inflators, rocket motors and ignitors therefor
09/26/1989US4869171 Detonator
09/26/1989US4869170 Detonator
09/26/1989CA1261202A1 Electric detonator
09/26/1989CA1259855A1 Pyrotechnic delay for high g's application
09/19/1989US4867920 Emulsion explosive manufacturing method
09/12/1989US4864932 Propellant charge module
09/12/1989US4864910 Double swivel toggle release
09/05/1989US4862804 Implosion shaped charge perforator
09/05/1989US4862803 Integrated silicon secondary explosive detonator
09/05/1989US4862802 Method of initiating a sequence of pyrotechnic events
08/1989
08/29/1989US4860698 Pyrotechnic piston device
08/29/1989US4860654 Implosion shaped charge perforator
08/29/1989US4860653 Detonator actuator
08/22/1989US4858951 Igniter for gas generating material
08/22/1989US4858529 Spark-safe low-voltage detonator
08/15/1989US4856430 Wall-breaching apparatus
08/15/1989US4856276 Variable mass flow rate solid propellant grain
08/10/1989WO1989007233A1 Ignition bridge support for priming fuses
08/09/1989EP0327211A2 Multi-directional initiator for explosives
08/01/1989USRE33004 Apparatus and method for selectively activating plural electrical loads at predetermined relative times
08/01/1989US4852495 Shaped charge detonating cord retainer arrangement
08/01/1989US4852493 Ferrite core coupled slapper detonator apparatus and method
07/1989
07/19/1989EP0324371A2 Initiator having a long delay
07/18/1989US4848233 Means for protecting electroexplosive devices which are subject to a wide variety of radio frequency
07/18/1989US4848232 Method of electrically blasting a plurality of detonators and electric blasting apparatus for use in said method
07/12/1989EP0323839A2 Air-drop body with a parachute
07/12/1989CN1004767B Method of manufacturing a pole body for an electric fuze, pole body for an electric fuze and method of using
07/12/1989CN1004766B Pole body for an electric fuze, method of mfg. and method of using the polebody
07/11/1989US4846067 Weatherproof safety fuse igniter
07/04/1989US4843964 Smart explosive igniter
06/1989
06/20/1989US4840122 Integrated silicon plasma switch
06/13/1989US4838166 Casing for the protection of explosive charges
06/13/1989CA1255537A1 Pyrotechnic variable delay connector
06/07/1989EP0319324A1 Packaged emulsion explosives and methods of manufacture thereof
06/06/1989US4836109 Control line differential firing head
06/01/1989WO1989004943A1 Linear hollow charge devices
05/1989
05/31/1989CN2038620U High blasting-speed powder column used for shaping purpose
05/24/1989EP0317294A1 Linear hollow charge devices
05/23/1989US4831933 Connecting metal wire bonding pads
05/23/1989CA1254611A1 Electric detonator device
05/10/1989EP0314898A1 Igniter for electric ignition systems
05/03/1989EP0313911A2 Priming pill
05/02/1989US4825764 Connecting device between a firing fuse of a pyrotechnic product and an igniter
04/1989
04/26/1989CN2036651U Powder bag for interval blasting explosive
04/18/1989US4821646 Delay initiator for blasting
04/13/1989DE3733207A1 Adjusting device on a detonating wire folding machine
04/11/1989US4819560 Detonator firing element
04/04/1989US4817531 Capsule charge retaining device
04/04/1989US4817530 Delay detonator
03/1989
03/28/1989US4815384 Housing for joinable cutting charges
03/21/1989US4813358 Inflatable wand for loading a mining borehole
03/21/1989CA1251541A1 Electronic explosive delay igniter
03/14/1989USRE32888 Apparatus and method for selectively activating plural electrical loads at predetermined relative times
03/08/1989EP0305453A1 Optic detonator coupled to a remote optic triggering means
03/07/1989US4809610 Delay detonator
02/1989
02/23/1989WO1989001601A1 An ignition system and a method for the initiation thereof
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