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Class Information
Number: 102/311
Name: Ammunition and explosives > Blasting > Patterned blasting
Description: Subject matter wherein there is a blasting charge at each of several locations.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7617775 |
Multiple slave logging device |
Nov. 17, 2009 |
| 7578237 |
Method for controlling initiation of a detonator |
Aug. 25, 2009 |
| 7331291 |
Self-supporting air tube for blasting |
Feb. 19, 2008 |
| 7299734 |
Synchronously/synergeticly timed fuse procedure or process |
Nov. 27, 2007 |
| 7103510 |
Logging of detonator usage |
Sep. 5, 2006 |
| 6945174 |
Method for connecting ignitors in an ignition system |
Sep. 20, 2005 |
| 6941870 |
Positional blasting system |
Sep. 13, 2005 |
| 6772105 |
Blasting method |
Aug. 3, 2004 |
| 6766744 |
Incendiary device |
Jul. 27, 2004 |
| 6615739 |
Aerodynamic projectiles and methods of making the same |
Sep. 9, 2003 |
| 6532874 |
Method of blasting bench of rock with improved blasting efficiency and reduced blasting nuisance |
Mar. 18, 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 |
| 6371219 |
Oilwell perforator having metal loaded polymer matrix molded liner and case |
Apr. 16, 2002 |
| 5714712 |
Explosive initiation system |
Feb. 3, 1998 |
| 5388521 |
Method of reducing ground vibration from delay blasting |
Feb. 14, 1995 |
| 5386778 |
Process for visualization of a blast wave |
Feb. 7, 1995 |
| 5375524 |
Blasting connector system and method of use |
Dec. 27, 1994 |
| 5253585 |
Explosive pipe crimping method and devices |
Oct. 19, 1993 |
| 5159149 |
Electronic device |
Oct. 27, 1992 |
| 4976199 |
Blasting system and its method of control |
Dec. 11, 1990 |
| 4966416 |
Fragmentation of an underground ore body |
Oct. 30, 1990 |
| 4793258 |
Time fuze for unpredictably-detonating scatter ammunition |
Dec. 27, 1988 |
| 4406226 |
Non-electric delay blasting method |
Sep. 27, 1983 |
| 4349227 |
Mining system for in situ oil shale retorts |
Sep. 14, 1982 |
| 4290649 |
Method for explosively expanding a pillar for forming an in situ oil shale retort |
Sep. 22, 1981 |
| 4281877 |
Rock bolting techniques for forming an in situ oil shale retort |
Aug. 4, 1981 |
| 4273050 |
Placement method for Q.D. charges using minimum diving time |
Jun. 16, 1981 |
| 4146272 |
Explosive placement for explosive expansion toward spaced apart voids |
Mar. 27, 1979 |
| 4037538 |
Device for firing an electric detonator |
Jul. 26, 1977 |
| 3972285 |
Object array placement device |
Aug. 3, 1976 |
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