| Patents for F42D 1 - Blasting methods or apparatus, e.g. for loading or tamping (4,148) |
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| 10/07/2009 | CN101551218A Deep-shallow hole combined blasting method |
| 10/01/2009 | WO2009120139A1 Powder charged rock cracker cartridge |
| 10/01/2009 | CA2716037A1 Powder charged rock cracker cartridge |
| 09/30/2009 | CN201318919Y Explosive conveying pipe protecting device of explosive truck |
| 09/30/2009 | CN201318918Y Detonation propagation connecting line |
| 09/30/2009 | CN201318917Y Electrical detonation wire |
| 09/30/2009 | CN101545747A Projectile charging structure for directional pressure relief vibration isolation blasting |
| 09/30/2009 | CN101545746A Method for smooth blasting construction with pre-eccentric uncoupling charging |
| 09/30/2009 | CN101545262A Method for embankment by blasting and silt squeezing on complex soft foundation |
| 09/23/2009 | EP2101881A2 Fire protection system |
| 09/23/2009 | CN201314813Y Low-temperature gas blaster |
| 09/23/2009 | CN100543402C Method for controlling mine rock blasting slungshot and steel chain net for covering blast hole |
| 09/16/2009 | CN201311252Y Intelligent password timing detonator control circuit |
| 09/16/2009 | CN201311251Y Intrinsic safety type initiating system of electronic detonator |
| 09/16/2009 | CN201311250Y Digital electronic detonator and detonating system thereof based on biometric identification technique |
| 09/11/2009 | WO2009109008A1 Borehole plug with a primary bladder inflation device and a pressure booster |
| 09/11/2009 | WO2009090615A3 Enhanced method, device, and system for identifying an unknown or unmarked slave device such as in an electronic blasting system |
| 09/08/2009 | CA2451231C Method and apparatus for detonating an explosive charge |
| 09/03/2009 | WO2009108929A2 An improved method for the development and quality control of flow-optimized shaped charges |
| 09/03/2009 | CA2716097A1 An improved method for the development and quality control of flow-optimized shaped charges |
| 09/02/2009 | EP2094943A1 Designing drilling pattern for excavating rock cavern |
| 09/02/2009 | EP2094942A1 Designing drilling pattern for excavating rock cavern |
| 09/02/2009 | CN101520292A Method for excavating and blasting tunnel-type anchorage cavern |
| 09/02/2009 | CN100535579C Pyrotechnic device with ignition delay |
| 08/27/2009 | WO2009076682A3 Multi-port transmission line connector |
| 08/26/2009 | EP1682849B1 Blast key |
| 08/26/2009 | EP1194728B1 Primer casing and method of charging a blasthole |
| 08/25/2009 | US7578237 Method for controlling initiation of a detonator |
| 08/19/2009 | CN201293617Y Detonating device |
| 08/19/2009 | CN201293616Y Blasting machine with security control device |
| 08/18/2009 | US7577756 Dynamically-and continuously-variable rate, asynchronous data transfer |
| 08/13/2009 | DE19983678B4 Bohrloch-Aktivierungssystem Borehole activation system |
| 08/12/2009 | CN201289355Y Plug for protecting measuring type blast hole |
| 08/12/2009 | CN201289354Y Non-binding type rapid fixed device for minor diameter powder stick and detonating cord for blasting |
| 08/12/2009 | CN201289353Y U-shaped groove type rapid loading device for powder stick and detonating cord for blasting |
| 08/12/2009 | CN201289352Y Loading device for secondary punching field of strip mine |
| 08/12/2009 | CN100526791C Folding type hexa face ball dregs separating device for deep hole blasting charging |
| 08/11/2009 | CA2423936C Method for connecting ignitors in an ignition system |
| 08/06/2009 | WO2009097036A2 Remote explosive detonation system |
| 08/06/2009 | US20090193993 Wireless Detonator Assemblies, and Corresponding Networks |
| 08/06/2009 | CA2704480A1 Remote explosive detonation system |
| 07/30/2009 | WO2009092137A1 Mobile delivery platform for flowable explosive |
| 07/30/2009 | CA2712163A1 Mobile delivery platform for flowable explosive |
| 07/29/2009 | EP2082184A1 Blasting system and method |
| 07/29/2009 | CN101493304A Programmable delay apparatus and control flow path thereof |
| 07/23/2009 | WO2009090615A2 Enhanced method, device, and system for identifying an unknown or unmarked slave device such as in an electronic blasting system |
| 07/22/2009 | EP2079979A1 A detonation tube with improved separability from the processed broken stone |
| 07/22/2009 | CN201277840Y Remote detonator |
| 07/21/2009 | CA2386345C Reduced energy blasting agent and method |
| 07/15/2009 | EP2006454A9 Pump for draining bores by means of alternating aspiration and expulsion cycles, based on the principle of pneumatic displacement |
| 07/09/2009 | WO2009083644A1 Method and equipment for small-charge blasting |
| 07/09/2009 | CA2707053A1 Method and equipment for small-charge blasting |
| 07/08/2009 | EP2076732A2 Methods and apparatuses for electronic time delay and systems including same |
| 07/08/2009 | CN201269721Y Apparatus for alarming misfire information of blasting equipment |
| 07/08/2009 | CN201269720Y Initiation device of detonating tube |
| 07/07/2009 | CA2363212C Blasting method for reducing nitrogen oxide fumes |
| 07/02/2009 | WO2009082768A1 Detonator tagger |
| 07/02/2009 | WO2009082767A2 Electronic blasting capsule |
| 07/02/2009 | WO2009080977A2 Avalanche triggering system |
| 07/02/2009 | US20090168606 Interactive and/or secure acivation of a tool |
| 07/02/2009 | CA2707034A1 Avalanche triggering system |
| 07/01/2009 | CN201266049Y Dredge for gun hole |
| 06/24/2009 | CN201262539Y Plugged hole processing hole for blast hole |
| 06/24/2009 | CN201262538Y High-efficiency exciter of detonator |
| 06/24/2009 | CN101464118A Ignition control apparatus and its control process |
| 06/24/2009 | CN101464117A Priming control method for electronic detonator priming circuit |
| 06/24/2009 | CN101464116A Detonator query method for electronic detonator priming circuit |
| 06/24/2009 | CN101464115A Charge control method for electronic detonator priming circuit |
| 06/24/2009 | CN101464114A On-line registration method for electronic detonator priming circuit |
| 06/24/2009 | CN101464113A Detonating device and its information transmission process |
| 06/24/2009 | CN100504281C Method of blasting multiple layers or levels of rock |
| 06/24/2009 | CN100504280C Explosive cartridge |
| 06/24/2009 | CN100504279C Water-proof double explosive-source explosive post |
| 06/18/2009 | WO2009076682A2 Multi-port transmission line connector |
| 06/18/2009 | US20090151589 Explosive shock dissipater |
| 06/17/2009 | EP2069710A1 An explosive cartridge and a method of arranging an explosive cartridge in a blast hole |
| 06/17/2009 | CN201259405Y Explosive installation hole used during blast |
| 06/11/2009 | US20090145321 System and method for zero latency distributed processing of timed pyrotechnic events |
| 06/03/2009 | EP1308691B1 Electric initiator and initiator assembly using it |
| 06/03/2009 | CN201251412Y Long-distance boosting electronic excitation bomb for a detonator |
| 06/02/2009 | CA2429447C Drillhole blasting |
| 05/27/2009 | EP2062007A1 Remote initiator for the remote initiation of explosive charges |
| 05/27/2009 | CN201247019Y Underground mine upper deep hole bottom spacing detonation tool |
| 05/27/2009 | CN201247018Y Air spacer |
| 05/27/2009 | CN201247017Y Inflating counterweight joint |
| 05/27/2009 | CN101441055A Presplit blasting method |
| 05/27/2009 | CN100491894C Construction method of energy cumulative presplitting and smoothsurface blasting and special device thereof |
| 05/27/2009 | CN100491893C Method and device for direct detonating high-energy explosive |
| 05/26/2009 | US7536942 Explosive pipe severing tool |
| 05/20/2009 | CN201242411Y Detonator |
| 05/20/2009 | CN101435685A Connecting block for detonation transmission system |
| 05/19/2009 | US7533613 Slave device, such as in an electronic blasting system, capable of being identified if unknown or unmarked |
| 05/13/2009 | CN201237489Y Exciter of encrypted detonator |
| 05/13/2009 | CN101430179A Brine stemming |
| 05/12/2009 | US7530397 Explosive pipe severing tool |
| 05/12/2009 | US7530311 Blasting system and programming of detonators |
| 05/07/2009 | US20090119078 Blasting Method |
| 05/07/2009 | US20090114382 Shaped charge for acidizing operations |
| 04/29/2009 | CN201229151Y Detonator with intelligent detecting function |
| 04/22/2009 | CN201225863Y Tool for detonating step hole |