E21F 13/083
Conveyor belts removing methods or devices
Official title: {Conveyor belts removing methods or devices}
E21F13/083 (Conveyor belts removing methods or devices) appears on 37 US grants and 26 published applications in this corpus.
Search patents in E21F- Granted patents
- 37
- Published applications
- 26
- Assignees
- 25
- Inventors
- 61
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 5 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 1 |
| 2002 | 1 | 2 |
| 2003 | 1 | 0 |
| 2004 | 2 | 2 |
| 2005 | 1 | 1 |
| 2006 | 1 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 4 |
| 2009 | 0 | 2 |
| 2010 | 1 | 0 |
| 2011 | 3 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 1 |
| 2014 | 3 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 1 |
| 2018 | 0 | 2 |
| 2019 | 1 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 3 |
| 2023 | 1 | 0 |
| 2024 | 1 | 0 |
| 2025 | 0 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Mining system with a flexible conveyor system1 Sep 2026US 12,723,512 B2Underground Extraction Technologies Pty LTD
- Vehicle and process for moving coarse ore10 Sep 2024US 12,084,972 B2
- Recovering conveyor systems and continuous miners from mined plunge tunnels in underground mines17 Oct 2023US 11,788,412 B2Underground Extraction Technologies Pty LTD
- Transport unit, material transfer structure, material transfer unit, and mobile haulage arrangement method5 May 2020US 10,640,298 B2Sandvik Intellectual Property AB
- Support structure and method for supporting an enclosed belt conveyor2 Jul 2019US 10,336,550 B2Sandvik Intellectual Property AB
- Steep-angle thermoplastic elastomer belts and belts made from a combination of a rubber and thermoplastic elastomers with thermoplastic abrasive and impact resistant chevron cleats for mining and heavy industrial applications1 Oct 2026US 2026/0296792 A1ContiTech Deutschland GmbH
- Excavated matter conveyance system inside driftway9 Oct 2025US 2025/0314173 A1Komatsu Ltd.
- Vehicle and Process for Moving Coarse Ore26 May 2022US 2022/0162941 A1
- Mining system with a flexible conveyor system12 May 2022US 2022/0145761 A1Underground Extraction Technologies Pty LTD
- Electronic purification of air in mines13 Jan 2022US 2022/0008936 A1Puriscience Pty Ltd
Most cited
By later US patents
- Apparatus and method for continuous mining45US 5,112,111 AAddington Resources, Inc. · 1992
- Highwall mining apparatus35US 5,692,807 AJoy MM Delaware, Inc. · 1997
- Apparatus for continuous mining24US 5,261,729 AMining Technologies, Inc. · 1993
- Launch vehicle for continuous mining apparatus21US 5,232,269 AMining Technologies, Inc. · 1993
- Highwall mining system with driven conveyor units20US 5,609,397 AThe Broken Hill Proprietary Company Limited · 1997