C04B 2111/00724
In mining operations
Official title: {in mining operations, e.g. for backfilling; in making tunnels or galleries}
C04B2111/00724 (In mining operations) appears on 143 US grants and 140 published applications in this corpus.
Search patents in C04B- Granted patents
- 143
- Published applications
- 140
- Assignees
- 117
- Inventors
- 442
- Latest grant
- 14 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 4 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 4 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 4 | 6 |
| 2003 | 3 | 2 |
| 2004 | 4 | 7 |
| 2005 | 3 | 0 |
| 2006 | 3 | 0 |
| 2007 | 1 | 6 |
| 2008 | 0 | 7 |
| 2009 | 0 | 3 |
| 2010 | 2 | 2 |
| 2011 | 3 | 7 |
| 2012 | 5 | 7 |
| 2013 | 2 | 3 |
| 2014 | 5 | 2 |
| 2015 | 2 | 5 |
| 2016 | 4 | 4 |
| 2017 | 4 | 6 |
| 2018 | 3 | 9 |
| 2019 | 6 | 7 |
| 2020 | 7 | 5 |
| 2021 | 4 | 6 |
| 2022 | 9 | 12 |
| 2023 | 4 | 11 |
| 2024 | 12 | 11 |
| 2025 | 11 | 8 |
| 2026 | 4 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Composition, method and system for stabilising a rock mass14 Apr 2026US 12,601,134 B2Stratalock Pty Ltd
- Filling material31 Mar 2026US 12,590,029 B2
- Combined process of integrating stoping-backfilling and carbon storage13 Jan 2026US 12,523,152 B2Taiyuan University of Technology
- Lime-based cement extender compositions, and associated systems and methods6 Jan 2026US 12,515,992 B2Graymont Western Canada Inc.
- Self-curing fluid solidified soil composite curing agent and its application30 Dec 2025US 12,509,394 B2Tianjin Municipal Engineering Design and Research Institute
- Composition, method and system for stabilising a rock mass13 Aug 2026US 2026/0234890 A1Stratalock Pty Ltd
- Backfill material30 Jul 2026US 2026/0218614 A1Sika Technology AG
- Lime-based cement extender compositions, and associated systems and methods19 Feb 2026US 2026/0049035 A1Graymont Western Canada Inc.
- Method, apparatus and composition for sealing of surfaces19 Feb 2026US 2026/0049036 A1Relborgn Pty Ltd
- Use of enzymatic carbonate precipitation to rapidly bind materials in low moisture conditions13 Nov 2025US 2025/0346526 A1Allonnia, LLC
Most cited
By later US patents
- Method and composition for stabilizing incompetent oil-containing formations126US 3,955,993 ATexaco Inc. · 1976
- Cementitious shotcrete composition104US 6,565,647 B1Shieldcrete Ltd. · 2003
- Binder for mine tailings75US 6,402,833 B1Lafarge Canada Inc. · 2002
- Mobile train for backfilling tunnel liners with cement grout59US 5,141,363 A1992
- Thixotroping and set-accelerating additive for mixtures containing a hydraulic binder, process using the additive, apparatus for preparing the mixtures containing a hydraulic binder as well as the additive47US 5,453,123 ASika AG, vorm. Kaspar Winkler & Co. · 1995