Class F42D : BLASTING
Subclass 1/20: Blasting methods or apparatus, e.g. for loading or tamping Tamping methods; Methods for loading boreholes with explosives; Apparatus therefor Tamping cartridges, i.e. cartridges containing tamping material (flexible or deformable blasting cartridges F42B 3/087)
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12135199 | Breaching device with tamping gel | Dec 20, 21 | Nov 05, 24 | Esoteric, LLC |
| 11808559 | Tamp for explosive material | Mar 02, 21 | Nov 07, 23 | River Front Services, Inc. |
| 11204227 | Breaching device with tamping gel | Apr 29, 19 | Dec 21, 21 | Esoteric, LLC |
| 11060832 | Blasting method and system | Mar 23, 18 | Jul 13, 21 | PWS SYSTEMS PTY LTD |
| 10450818 | Fluid release mechanism for a chemically-inflatable bag | May 09, 17 | Oct 22, 19 | STEMLOCK, INCORPORATED |
| 10222191 | Composition and method for blast hole loading | Apr 16, 15 | Mar 05, 19 | Blast Boss PTY LTD |
| 10048053 | Bladder for tamping explosives | Oct 29, 15 | Aug 14, 18 | Global Assets Integrated, LLC |
| 9829287 | Explosive tube having air gap and method of blasting bedrock using same | Dec 09, 14 | Nov 28, 17 | Not available |
| 9677358 | Fluid release mechanism for a chemically-inflatable bag | Jan 28, 14 | Jun 13, 17 | Stemlock, Incorporated |
| 9062953 | Rock breaking product | Apr 06, 11 | Jun 23, 15 | SANDVIK MINING AND CONSTRUCTION RAS (PTY) LTD, SANDVIK MINING AND CONSTRUCTION RSA (PTY) LTD, |
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