Description
Class F42D : BLASTING
Subclass 1/08: Blasting methods or apparatus, e.g. for loading or tamping Tamping methods; Methods for loading boreholes with explosives; Apparatus therefor
F42D 1/08
Sub-Class
Stats
- 30 US PATENTS IN FORCE
- 5 US APPLICATIONS PENDING
- 10 Total Patent Owners
- 113 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12152868 | Device and method thereof for operating stemming rod used for blasting and configured to include information collection function | Oct 07, 22 | Nov 26, 24 | Hanwha Corporation |
| 12135199 | Breaching device with tamping gel | Dec 20, 21 | Nov 05, 24 | Esoteric, LLC |
| 12123697 | Charging device and charging method for open pit mine rock perforation blasting | Feb 06, 24 | Oct 22, 24 | China University of Mining and Technology |
| 12066278 | Triggering explosives in holes | May 21, 20 | Aug 20, 24 | Newcrest Mining Limited |
| 12024997 | Systems and methods for determining water depth and explosive depth in blastholes | Nov 09, 21 | Jul 02, 24 | Dyno Nobel Asia Pacific Pty Limited |
| 11988494 | Piston-type explosive loading and blasting structure and method for hard rock cable pit | Sep 28, 22 | May 21, 24 | CHINA RAILWAY 18 BUREAU GROUP CO. LTD. |
| 11808559 | Tamp for explosive material | Mar 02, 21 | Nov 07, 23 | River Front Services, Inc. |
| 11773719 | Apparatus and method for preparing a blast hole in a rock face during a mining operation | Feb 14, 22 | Oct 03, 23 | 1854081 Ontario Ltd. |
| 11719516 | Method of blasting using jet units charged in a blast-hole | Oct 20, 19 | Aug 08, 23 | Not available |
| 11555681 | Blasting technique | Apr 17, 19 | Jan 17, 23 | ORICA INTERNATIONAL PTE LTD |
| 11340047 | Shaped charge liner, shaped charge for high temperature wellbore operations and method of perforating a wellbore using same | Sep 07, 18 | May 24, 22 | DynaEnergetics Europe GmbH |
| 11280192 | Apparatus and method for preparing a blast hole in a rock face during a mining operation | Dec 01, 17 | Mar 22, 22 | 1854081 Ontario Ltd. |
| 11268796 | Apparatus for plasma blasting | Dec 08, 20 | Mar 08, 22 | Petram Technologies, Inc. |
| 10866076 | Apparatus for plasma blasting | Feb 19, 19 | Dec 15, 20 | Petram Technologies, Inc. |
| 10690469 | Apparatus for plasma blasting | Feb 19, 19 | Jun 23, 20 | Petram Technologies, Inc. |
| 10519754 | Fullbore firing heads including attached explosive automatic release | Dec 07, 16 | Dec 31, 19 | Dowell -- A Division of Schlumberger Technology Corporation |
| 10480301 | Multi-phasic explosive fracturing system | Jun 25, 15 | Nov 19, 19 | Triad National Security, LLC |
| 10450818 | Fluid release mechanism for a chemically-inflatable bag | May 09, 17 | Oct 22, 19 | STEMLOCK, INCORPORATED |
| 10359265 | Use of a remotely controlled vehicle in a blasting operation | Oct 29, 15 | Jul 23, 19 | DETNET SOUTH AFRICA (PTY) LTD |
| 10267603 | Off-axis annular precision initiation charge | Jul 25, 17 | Apr 23, 19 | Southwest Research Institute |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2024/0360,754 | BLAST HOLE MEASUREMENT AND LOGGING | Jul 05, 24 | Oct 31, 24 | Four Flags Pty Ltd |
| 2024/0361,108 | TRIGGERING EXPLOSIVES IN HOLES | Jul 03, 24 | Oct 31, 24 | Olitek Pty Ltd |
| 2024/0270,485 | Apparatus and Method for Stemming Blast Holes | Nov 13, 23 | Aug 15, 24 | Not available |
| 2024/0060,761 | EFFICIENT AND ENERGY-SAVING BLASTING METHOD BASED ON NOTCHED BLAST HOLE | Jul 13, 23 | Feb 22, 24 | CHONGQING JIAOTONG UNIVERSITY |
| 2023/0417,526 | EFFICIENT CUT BLASTING METHOD FOR MEDIUM-LENGTH HOLES IN DEEP HIGH-STRESS ROCK ROADWAY BASED ON CRUSTAL STRESS INDUCTION EFFECT | Jun 27, 23 | Dec 28, 23 | Not available |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 28 Months (last 2 years Issuances)
- 28 Months (last 5 years Issuances)