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Class Information
Number: 102/313
Name: Ammunition and explosives > Blasting > Borehole loading
Description: Subject matter including means for placing or inserting (a) an explosive, or (b) a fluid under high pressure capable of rapid expansion to break up material in a hollowed-out place.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7387071 |
Blasting method and blasting accessory |
Jun. 17, 2008 |
| 7284489 |
Casing conveyed well perforating apparatus and method |
Oct. 23, 2007 |
| 7258054 |
Continuous explosive charge assembly for use in an elongated cavity |
Aug. 21, 2007 |
| 7246548 |
Well perforating gun |
Jul. 24, 2007 |
| 7210409 |
Modular explosives cartridge and novel spider construction |
May. 1, 2007 |
| 7103510 |
Logging of detonator usage |
Sep. 5, 2006 |
| 7073589 |
System for fracturing wells using supplemental longer-burning propellants |
Jul. 11, 2006 |
| 7055421 |
Well perforating gun |
Jun. 6, 2006 |
| 6949153 |
Process for the "in situ" manufacturing of explosive mixtures |
Sep. 27, 2005 |
| 6926096 |
Method for using a well perforating gun |
Aug. 9, 2005 |
| 6901865 |
Primer casing and method of charging a blasthole |
Jun. 7, 2005 |
| 6886466 |
Method and apparatus for sleeving a borehole |
May. 3, 2005 |
| 6877432 |
Delivery of emulsion explosives |
Apr. 12, 2005 |
| 6865978 |
Well perforating gun |
Mar. 15, 2005 |
| 6817298 |
Solid propellant gas generator with adjustable pressure pulse for well optimization |
Nov. 16, 2004 |
| 6805056 |
Method and apparatus for removing abandoned tubular members |
Oct. 19, 2004 |
| 6755156 |
Device, system and method for on-line explosive deslagging |
Jun. 29, 2004 |
| 6736069 |
Method for generating energy by using exothermic reaction of metal |
May. 18, 2004 |
| 6722251 |
Method for loading a continuous explosive charge assembly in an elongated cavity |
Apr. 20, 2004 |
| 6679175 |
Cartridge and method for small charge breaking |
Jan. 20, 2004 |
| 6644202 |
Blasting arrangement |
Nov. 11, 2003 |
| 6631684 |
Rock blasting method using air bladders embedded in loading layers |
Oct. 14, 2003 |
| 6610158 |
Procedure and installation for on-site manufacturing of explosives made from a water based oxidizing product |
Aug. 26, 2003 |
| 6564686 |
Continuous explosive charge assembly and method for loading same in an elongated cavity |
May. 20, 2003 |
| 6557448 |
Method of and system for delivery of water-based explosives |
May. 6, 2003 |
| 6539870 |
Blasting method for reducing nitrogen oxide fumes |
Apr. 1, 2003 |
| 6537399 |
Process and mechanism for in situ sensitization of aqueous explosives |
Mar. 25, 2003 |
| 6536349 |
Explosive system for casing damage repair |
Mar. 25, 2003 |
| 6527345 |
Method for excavating a tunnel rock face by drilling a pattern of lifter and line holes |
Mar. 4, 2003 |
| 6523449 |
Perforating gun |
Feb. 25, 2003 |
| 6523474 |
Shaped recesses in explosive carrier housings that provide for improved explosive performance |
Feb. 25, 2003 |
| 6520089 |
Method for setting and igniting a charge of explosives for geological investigations and explosive device associated therewith |
Feb. 18, 2003 |
| 6505559 |
Well bore cutting and perforating devices and methods of manufacture |
Jan. 14, 2003 |
| 6502631 |
Reinforced borehole plugs |
Jan. 7, 2003 |
| 6499406 |
Blasting apparatus for forming horizontal underground cavities and blasting method using the same |
Dec. 31, 2002 |
| 6487973 |
Method and apparatus for locking charges into a charge holder |
Dec. 3, 2002 |
| 6460462 |
Method of blasting of rock mass |
Oct. 8, 2002 |
| 6460463 |
Shaped recesses in explosive carrier housings that provide for improved explosive performance in a well |
Oct. 8, 2002 |
| 6454359 |
Method for blasting tunnels using an air bladder |
Sep. 24, 2002 |
| 6453818 |
Method of controlled blasting |
Sep. 24, 2002 |
| 6439121 |
Perforating charge carrier and method of assembly for same |
Aug. 27, 2002 |
| 6435096 |
Method and apparatus for controlled small-charge blasting by decoupled explosive |
Aug. 20, 2002 |
| 6431073 |
Device, system and method for on-line explosive deslagging |
Aug. 13, 2002 |
| 6431075 |
Center-cut method for tunnel excavation utilizing large unloaded blast holes and a circular pre-split |
Aug. 13, 2002 |
| 6422148 |
Impermeable and composite perforating gun assembly components |
Jul. 23, 2002 |
| 6422147 |
Sequential detonation of explosive charges |
Jul. 23, 2002 |
| 6412388 |
Safety arming device and method, for perforation guns and similar devices |
Jul. 2, 2002 |
| 6412415 |
Shock and vibration protection for tools containing explosive components |
Jul. 2, 2002 |
| 6401818 |
Wellbore perforation method and apparatus |
Jun. 11, 2002 |
| 6397754 |
Method and apparatus for charging boreholes with explosives |
Jun. 4, 2002 |
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