E21D 11/006
Lining anchored in the rock
Official title: {Lining anchored in the rock (setting anchoring-bolts E21D20/00; anchoring-bolts E21D21/00)}
E21D11/006 (Lining anchored in the rock) appears on 92 US grants and 39 published applications in this corpus.
Search patents in E21D- Granted patents
- 92
- Published applications
- 39
- Assignees
- 43
- Inventors
- 122
- Latest grant
- 19 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 4 | 0 |
| 1987 | 4 | 0 |
| 1988 | 4 | 0 |
| 1989 | 0 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 4 | 0 |
| 1994 | 2 | 0 |
| 1995 | 8 | 0 |
| 1996 | 7 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 4 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 2 | 3 |
| 2006 | 2 | 2 |
| 2007 | 1 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 2 | 1 |
| 2011 | 1 | 1 |
| 2012 | 1 | 3 |
| 2013 | 1 | 1 |
| 2014 | 0 | 2 |
| 2015 | 2 | 4 |
| 2016 | 1 | 2 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
| 2019 | 1 | 4 |
| 2020 | 3 | 4 |
| 2021 | 3 | 2 |
| 2022 | 4 | 3 |
| 2023 | 1 | 0 |
| 2024 | 3 | 1 |
| 2025 | 2 | 1 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Polymer mesh with reinforcing bands for skin control in hard rock mining19 Aug 2025US 12,392,243 B2The Tensar Corporation
- Composite supporting structure combining fabric-form bag-behind-wall grouting and high-strength support frames, and construction method thereof17 Jun 2025US 12,331,642 B1Shandong Jianzhu University
- Rock burst active prevention and control mechanism16 Jul 2024US 12,037,904 B1China University of Mining and Technology, Beijing
- Polymer mesh with reinforcing bands for skin control in hard rock mining16 Jan 2024US 11,873,717 B2The Tensar Corporation
- Panel system for rockburst or landslide containment in mining tunnels and road works consisting of a frame attached to a strap mesh whose nodes are linked by connecting buckles; and installation procedure9 Jan 2024US 11,866,900 B2Garibaldi S.A.
- Controlling mesh installation based on a mesh deformation parameter1 Oct 2026US 2026/0298088 A1Sandvik Mining and Construction Oy
- Meshing plan for controlling mesh installation6 Aug 2026US 2026/0226831 A1Sandvik Mining and Construction Oy
- Composite support structure combining bag-based backfill grouting and high-strength support frame, and construction method19 Jun 2025US 2025/0198286 A1Shandong Jianzhu University
- Polymer mesh with reinforcing bands for skin control in hard rock mining30 May 2024US 2024/0175357 A1The Tensar Corporation
- Polymer mesh with reinforcing bands for skin control in hard rock mining24 Nov 2022US 2022/0372876 A1The Tensar Corporation
Most cited
By later US patents
- Anchored cable sling system90US 5,584,608 A1996
- Cable bolt structure and related components37US 5,525,013 A1996
- Cable sling for support and stabilization of underground openings33US 4,265,571 AMidcontinent Specialties Manufacturing, Inc. · 1981
- Mine roof support apparatus and method29US 5,378,087 A1995
- Transition plate for a mine roof truss27US 4,395,161 ABethlehem Steel Corporation · 1983