E21C 2100/00
Modeling, simulating or designing mining operations
E21C2100/00 (Modeling, simulating or designing mining operations) appears on 6 US grants and 18 published applications in this corpus.
Search patents in E21C- Granted patents
- 6
- Published applications
- 18
- Assignees
- 23
- Inventors
- 114
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2022 | 0 | 1 |
| 2023 | 0 | 2 |
| 2024 | 4 | 7 |
| 2025 | 1 | 3 |
| 2026 | 1 | 5 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Evaluation method of ductility of grouted rock mass for advanced renovation of water-sand mixture inrush area26 May 2026US 12,638,434 B2China University of Mining and Technology
- Systems and methods for subsurface metal recovery9 Dec 2025US 12,492,445 B2Freeport Minerals Corporation
- I-patterned filling method for initial stage of coal mining based on roof fracture feature characteritics24 Sep 2024US 12,098,637 B2Taiyuan University of Technology
- Method and device for determining development status of separation layer of coal mine17 Sep 2024US 12,091,972 B1China University of Mining and Technology, Beijing
- Real-time monitoring system and method for coal mine roof fractures during roadway tunneling process9 Jul 2024US 12,031,436 B1Henan Polytechnic University
- Process and system for mine excavation monitoring16 Jul 2026US 2026/0203938 A1Orica International Pte Ltd
- Method and device for monitoring generation of coal mine vibration and its response to vibration wave11 Jun 2026US 2026/0160910 A1Shandong University of Science and Technology
- Method for determining feasibility of water-preserving mining with in-situ protection of floor confined water4 Jun 2026US 2026/0153426 A1China University of Mining and Technology
- Double-end chain tension force control system for cross side-dumping type flight conveyor and control method therefor16 Apr 2026US 2026/0103984 A1Taiyuan University of Technology
- Systems and methods for subsurface metal recovery8 Jan 2026US 2026/0009103 A1Freeport Minerals Corporation
Most cited
By later US patents