| Patents for F42D 3 - Particular applications of blasting techniques (1,720) |
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| 05/29/2014 | US20140144342 Blasting method for beneficiating minerals |
| 05/28/2014 | CN203615843U 基于伸缩式液压缸的隧道爆破开挖机构 Blasting mechanism based telescopic hydraulic cylinders tunnel |
| 05/28/2014 | CN103822555A 一种水利工程加固改造建设中的爆破方法 Retrofitting one kind of water conservancy construction in the blast method |
| 05/28/2014 | CN103822554A 便携式破墙装置 Poqiang portable device |
| 05/28/2014 | CN103822552A 一种模拟深水环境爆炸试验用容器的有线起爆线路密封装置 Cable sealing device detonating an analog line deepwater environment explosion test vessel |
| 05/22/2014 | US20140137759 Method and arrangement for preparing a charging plan |
| 05/21/2014 | CN102937397B 一种基于近景摄影测量技术的台阶爆破动态设计方法 A close-range photogrammetry techniques based on stairs blasting dynamic design method |
| 05/21/2014 | CN102536252B 一种极小净距隧道后行洞开挖方法 One kind of tiny holes underwent Neighborhood Tunnel excavation methods |
| 05/20/2014 | CA2795074C A rock breaking product |
| 05/20/2014 | CA2698352C Electronic blasting capsule |
| 05/15/2014 | DE102008032386B4 Notausstiegsvorrichtung Emergency exit |
| 05/14/2014 | CN103791789A 钻孔与节理成一定角度的爆破施工方法 Drilling and joints angled blasting construction methods |
| 05/14/2014 | CN103791787A 一种熔铸炸药温控扩孔装置 An explosive device temperature reaming cast |
| 05/14/2014 | CN103790594A 一种盾构法施工用前方孤石洞内探测及处理方法 A lone shield construction with front inside the cave detection and treatment methods |
| 05/13/2014 | CA2580911C Seismic explosive system |
| 05/08/2014 | US20140123866 Electronic detonator system |
| 05/07/2014 | CN203586966U 一种简易式凿岩爆破装置 A simple formula drilling and blasting equipment |
| 05/07/2014 | CN103776320A 用于溜井堵塞疏通的钢管导入爆破法 For the chute to clear clogged pipe bursting method to import |
| 05/07/2014 | CN103774660A 圆形聚能爆破孔注浆锚固管式锚杆 Round Shaped Tube blast hole grouting anchor bolt |
| 05/07/2014 | CN103774659A 圆饼状抗滑键管式锚杆 Round pie anti-slide button tubular anchor |
| 05/07/2014 | CN103774656A 顺栓管式锚杆 Cis-tube anchor bolt |
| 05/07/2014 | CN103774653A 线形聚能爆破注浆锚固管式锚杆 Linear Shaped blast tube grouting anchor bolt |
| 05/07/2014 | CN103774651A 橄榄状抗滑键注浆锚固支护爆破锚杆 Olive-shaped support against sliding key grouting anchor bolt blasting |
| 05/07/2014 | CN103774650A 条形加筋抗滑键管式锚杆 Submit reinforced anti-slide button tubular anchor |
| 04/24/2014 | WO2014059468A1 Locating underground markers |
| 04/23/2014 | CN103743304A Explosion device |
| 04/23/2014 | CN103743302A Deep-tunnel time-space delay type rock burst prevention method |
| 04/17/2014 | DE102012020068A1 Method for splitting of floating icebergs, involves attaching underwater and overwater explosive charges at iceberg respectively below and above waterline of iceberg along predetermined underwater fault line and overwater fracture line |
| 04/16/2014 | CN103726845A Special device used in explosive mining method |
| 04/10/2014 | WO2014055584A1 Systems and methods for mapping an explosive event |
| 04/09/2014 | CN101861509B Electronic blasting capsule |
| 04/02/2014 | CN203518864U Guiding device for construction of blasting rock drift peripheral holes |
| 04/02/2014 | CN103697777A Fully-mechanized coal mining face roof blasting mechanism |
| 04/02/2014 | CN103697774A Method for improving liquefied blasting toe-shooting process in stress wave overlapping region |
| 04/02/2014 | CN103696770A Cutting raise cutting method used in underground mining |
| 04/01/2014 | CA2745679C Cartridge for breaking rock |
| 04/01/2014 | CA2621259C Method of breaking brittle solids |
| 03/27/2014 | WO2014045048A1 Insertion of a blasting device |
| 03/27/2014 | DE102009037705B4 Verfahren und Vorrichtung zum Auslösen von Lawinenabgängen Method and apparatus for triggering avalanches |
| 03/26/2014 | CN103681104A Conduction breaking device |
| 03/26/2014 | CN103673796A Electronically-controlled blasting type insulator de-icing ring and control method thereof |
| 03/26/2014 | CN102778182B Beside-roadway topping pressure relief method of roadway driving along gob of small coal pillar influenced by dynamic pressure |
| 03/20/2014 | DE102012018601A1 Pivot joint for vehicle door, has pyrotechnic element with propellant charge that produces propellant gas acting on eccentric clamp when ignited in emergency state, such that connection between components of rotary element is terminated |
| 03/20/2014 | DE102012018600A1 Rotary joint for vehicle door, has rotating element, and pyrotechnic element generating propulsion gas acting on connection element during ignition such that force-fit connection between individual parts of rotating element is detached |
| 03/19/2014 | CN203489797U Deep foundation pit blasting device capable of guaranteeing slope stability |
| 03/19/2014 | CN103644788A Power increasing powder charging method for coal mine roadway blasting cuthole |
| 03/05/2014 | CN103615941A Method for blasting shallow section of modernization railway tunnel |
| 03/05/2014 | CN103615940A Flexible protection explosion cutting device for terrorism resistance and rescue |
| 02/26/2014 | CN102589370B Underwater blasting explosive bin installation equipment and installation and blasting method |
| 02/26/2014 | CN102419139B Bottom-post-free sublevel caving method adopting reinforced concrete structure artificial false roof |
| 02/26/2014 | CN102080545B High-risk jamb open-air deep hole cooperative recovery method |
| 02/19/2014 | EP2697597A1 Igniter with a multifunctional plug |
| 02/19/2014 | CN203443483U Blast hole charging structure for mining and blasting |
| 02/19/2014 | CN103591860A Water coupling gunpowder filling and ignition method for improving small-particle-size material content of rock-fill dam transition material |
| 02/13/2014 | DE102009048348B4 Kohlenstoffnanoröhrenproduktionsprozess Carbon nanotube production process |
| 02/12/2014 | CN103575172A Novel roadway blasting construction method |
| 02/12/2014 | CN102252570B Pit rock blasting excavation construction method |
| 02/11/2014 | CA2545358C Method for multiple blasting |
| 02/06/2014 | US20140033939 Igniter with a multifunctional plug |
| 02/05/2014 | EP2691531A2 Biomass shock pretreatment |
| 02/05/2014 | CN103557758A Expanded excavation region hole inside and outside combined delayed regional differential blasting network in tunnel blasting |
| 02/05/2014 | CN103557001A Low-section-height drift-pillar-free shrinkage-stoping, subsequent-filling and mining method |
| 02/05/2014 | CN102678120B Method for releasing pressure and removing danger of rock burst |
| 01/29/2014 | CN103535227A Method for eliminating tornados in air and on ground |
| 01/21/2014 | US8631744 Method of blasting multiple layers or levels of rock |
| 01/15/2014 | EP2683976A2 Pressure/discharge pipe connection |
| 01/15/2014 | CN103512441A Blasting method for separating mines from rocks |
| 01/14/2014 | US8627769 Cementitious compositions |
| 01/08/2014 | CN103499255A Method for directional energy-gathered blasting of retaining wall with low damage |
| 01/01/2014 | CN103485788A Method for mining conglomerate |
| 12/25/2013 | CN203364674U Stone cut blasting excavation structure |
| 12/25/2013 | CN103471475A Gradual deepening type hole bottom compensation spiral forceful slotting method |
| 12/25/2013 | CN103470260A Method for arranging ore medium-depth blast holes |
| 12/25/2013 | CN103114597B Environment protection explosion squeezing silting embanking method |
| 12/18/2013 | CN203349717U Portable wall breaking device |
| 12/18/2013 | CN203349716U Multi-face energy-gathered directional cutting device |
| 12/18/2013 | CN103453809A Water-mist dust settling method implemented during blast excavation for large-scale underground project |
| 12/11/2013 | EP2670948A2 Device for verifying detonator connection |
| 12/11/2013 | CN203337033U Shock absorption blasting device in slotted hole of diaphragm wall |
| 12/04/2013 | CN103422494A In-situ position exploding hole forming method and device for multi-layer rock in cast-in-place pile |
| 12/04/2013 | CN102261873B Split opener for emergency channel entrance |
| 12/03/2013 | CA2698692C Method and software product for designing drilling pattern for rock cavity excavation |
| 12/03/2013 | CA2670078C Designing drilling pattern for excavating rock cavern |
| 11/27/2013 | CN203310311U Structure of cutting-blasting boreholes in entry driving of mine |
| 11/27/2013 | CN103411491A Oil-gas pipeline emergency maintenance working pit blasthole layout structure |
| 11/21/2013 | WO2013170578A1 Multifunctional emulsion base transport vehicle |
| 11/20/2013 | CN103398637A Mean-peak micro-quake fine control blasting construction method using high-precision digital electronic detonators |
| 11/20/2013 | CN101726223B Device and method for directional fracture of rocks |
| 11/14/2013 | US20130298795 Method of blasting multiple layers or levels of rock |
| 11/12/2013 | CA2742953C High energy explosive for seismic methods |
| 11/06/2013 | EP2660555A2 A method of detaching a monolith from rock massif and a device for application of the method |
| 10/30/2013 | CN103376032A Hydraulic rock blaster |
| 10/29/2013 | CA2775934C Blasting methods and apparatus with reduced risk of inadvertent or illicit use |
| 10/23/2013 | CN103362077A Construction method for dismounting haplopore box type arch bridge by virtue of water pressure short hole and medium-length hole comprehensive decrepitation method |
| 10/23/2013 | CN102493806B Mechanized continuous mining method for wall-type gentle-inclined thin ore body |
| 10/16/2013 | CN203240969U Underwater cumulative blasting device |
| 10/15/2013 | CA2660633C Connector for detonator, corresponding booster assembly, and method of use |
| 10/10/2013 | US20130263752 Method and related devices for carrying out tbm excavation and expansion blasting using a blast protector and a cart |
| 10/09/2013 | CN103344155A Soft coal seam blasting sheath pipe |
| 10/09/2013 | CN103344154A Carbonaceous schist tunnel blasting method and construction method |