- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F42D - Blasting
- F42D 1/22 - Means for holding or positioning blasting cartridges or tamping cartridges in boreholes
Patent holdings for IPC class F42D 1/22
Total number of patents in this class: 118
10-year publication summary
|
12
|
6
|
6
|
8
|
9
|
7
|
15
|
8
|
9
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Detnet South Africa (Pty) Ltd | 249 |
9 |
| Luossavaara-Kiirunavaara AB | 126 |
9 |
| Orica International Pte Ltd | 192 |
6 |
| Olitek Pty Ltd | 9 |
5 |
| Sandvik Mining and Construction Oy | 864 |
4 |
| Normet Oy | 53 |
4 |
| Aquirian Technology Pty Ltd | 33 |
4 |
| Schlumberger Canada Limited | 7552 |
3 |
| ABB Schweiz AG | 7394 |
3 |
| Dyno Nobel Asia Pacific Pty Limited | 43 |
3 |
| Fowlds 3 Limited | 6 |
3 |
| Non-Detonating Solutions (PTY) Limited | 4 |
3 |
| Stemlock, Incorporated | 9 |
3 |
| Triad National Security, LLC | 623 |
3 |
| PWS Systems Pty Ltd | 6 |
3 |
| Schlumberger Technology Corporation | 11423 |
2 |
| Halliburton Energy Services, Inc. | 21151 |
2 |
| Corporacion Nacional Del Cobre de Chile | 24 |
2 |
| Geodynamics, Inc. | 195 |
2 |
| Hanwha Corporation | 306 |
2 |
| Other owners | 43 |