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Class Information
Number: 102/301
Name: Ammunition and explosives > Blasting
Description: Apparatus and corresponding methods involving the breaking up or the destruction of natural or man-made objects or material by the use of a fluid under high pressure including means for (a) the sudden release of the fluid under high pressure resulting from a chemical reaction, or (b) a very rapid escape or release of the fluid under high pressure.










Sub-classes under this class:

Class Number Class Name Patents
102/331 Blasting charge case 130
102/332 Blasting charge 51
102/304 Blasting plug including an opening for a fuse, fuse ignitor, or explosive 20
102/313 Borehole loading 290
102/314 Contained blasting charge 31
102/325 Contained pressurized fluid blasting charge 7
102/305 Detonation wave modifying 53
102/303 Mat or deflector 59
102/311 Patterned blasting 44
102/333 Plug 66
102/302 Terrain clearance 74


Patents under this class:
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Patent Number Title Of Patent Date Issued
8621998 Remote initiator breaching system Jan. 7, 2014
8538698 Blasting method Sep. 17, 2013
8474379 Remote firing device with diverse initiators Jul. 2, 2013
8468944 Electronic detonator system Jun. 25, 2013
8408135 Apparatus and method for a low fragment explosive access tool using one piece of explosive sheet in the form of a simple geometric shape, a booster charge of explosive sheet in the form of a d Apr. 2, 2013
8398175 Use of post-blast markers in the mining of mineral deposits Mar. 19, 2013
8312811 Explosive device and method for manufacturing such a device Nov. 20, 2012
8276517 Method, device and system of deploying a payload Oct. 2, 2012
8256349 Tracking system for blast holes Sep. 4, 2012
8119958 Method and device for matrix of explosive cells Feb. 21, 2012
8099240 Blasting method Jan. 17, 2012
7971531 Method for detecting an unknown or unmarked slave device such as in an electronic blasting system Jul. 5, 2011
7958824 Security enhanced blasting apparatus, and method of blasting Jun. 14, 2011
7819063 Inflatable explosive breaching device Oct. 26, 2010
7810430 Wireless detonator assemblies, corresponding blasting apparatuses, and methods of blasting Oct. 12, 2010
7775160 Method and device for generating compression waves Aug. 17, 2010
7757607 Remotely controlled ignition system for pyrotechnics Jul. 20, 2010
7694627 Blast sequence control Apr. 13, 2010
7594471 Blasting system and method of controlling a blasting operation Sep. 29, 2009
7578237 Method for controlling initiation of a detonator Aug. 25, 2009
7568429 Wireless detonator assembly, and methods of blasting Aug. 4, 2009
7497165 Blasting method by controlling oxygen supply Mar. 3, 2009
7451700 Detonator system having linear actuator Nov. 18, 2008
7418373 Blasting method Aug. 26, 2008
7406918 Method of blasting Aug. 5, 2008
7404867 Infrared decoy flare composition Jul. 29, 2008
7367269 Blast movement monitor and method for determining the movement of a blast movement monitor and associated rock as a result of blasting operations May. 6, 2008
6945174 Method for connecting ignitors in an ignition system Sep. 20, 2005
6736069 Method for generating energy by using exothermic reaction of metal May. 18, 2004
6530325 Method of scrapping steel structures Mar. 11, 2003
6422145 Controlled electromagnetic induction detonation system for initiation of a detonatable material Jul. 23, 2002
6397753 Water-based apparatus to mitigate damage and injuries from a fully or partially confined explosion Jun. 4, 2002
6389973 Blasting apparatus and blasting method May. 21, 2002
6374717 Device for provoking an avalanche Apr. 23, 2002
6332401 Method and apparatus for pressure wave suppression in small-charge blasting Dec. 25, 2001
6324982 Process for artificially triggering an avalanche and device for applying this process Dec. 4, 2001
6298785 Blasting apparatus Oct. 9, 2001
6279481 Device for provoking the collapse of snow cornice Aug. 28, 2001
6155172 Method for setting parameters for blasting using bar-like charge Dec. 5, 2000
5864767 Chemical biological explosive containment system Jan. 26, 1999
5650588 Method for setting blasting employing bar-like charge Jul. 22, 1997
5589657 Detonating system having a detonator within an insulating container Dec. 31, 1996
5578788 Manufacture and use of improved explosive composition Nov. 26, 1996
5375524 Blasting connector system and method of use Dec. 27, 1994
5375527 Method for blasting employing bar-like charge Dec. 27, 1994
5353708 Method for production of ultradispersed diamond Oct. 11, 1994
5162606 Modular blasting system Nov. 10, 1992
5147566 High speed silent cracking agent of the liquid-soaked type and the process for making same Sep. 15, 1992
5107765 Process and device for triggering an avalanche Apr. 28, 1992
5092219 Selective decomposition of nitrite esters and nitramines Mar. 3, 1992

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