E02D 15/04
Placing concrete in mould-pipes, pile tubes, bore-holes or narrow shafts
E02D15/04 (Placing concrete in mould-pipes, pile tubes, bore-holes or narrow shafts) appears on 73 US grants and 56 published applications in this corpus.
Search patents in E02D- Granted patents
- 73
- Published applications
- 56
- Assignees
- 71
- Inventors
- 209
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 3 | 1 |
| 2012 | 1 | 1 |
| 2013 | 0 | 2 |
| 2014 | 1 | 3 |
| 2015 | 2 | 1 |
| 2016 | 0 | 5 |
| 2017 | 4 | 5 |
| 2018 | 5 | 1 |
| 2019 | 3 | 2 |
| 2020 | 2 | 7 |
| 2021 | 4 | 5 |
| 2022 | 7 | 7 |
| 2023 | 2 | 4 |
| 2024 | 4 | 3 |
| 2025 | 4 | 4 |
| 2026 | 4 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Grouting double-locking pressure real-time sensing system and method for operating the same16 Jun 2026US 12,655,597 B2SAFEKEY Engineering Technology (Zhengzhou), Ltd.
- Vibratory grouting rod with drilling and vibrating functions and method for using the same16 Jun 2026US 12,655,598 B2
- Tubular storage and filling device for hydraulic mass concrete and its application16 Jun 2026US 12,655,600 B1Qingzhou waterengineering construction limited company
- Intelligent construction control method and system for jet grouting pile based on stratum information inversion24 Feb 2026US 12,559,897 B2Shandong Jianzhu University
- Intelligent construction control method, apparatus and system for mixing pile with split-grouting28 Oct 2025US 12,454,800 B2Shandong Hi-Speed Group Co., Ltd.
- Underwater packer19 Feb 2026US 2026/0049456 A1Feature-Tec (Wuxi) Filtration Technology Co., Ltd
- Vibratory grouting rod with drilling and vibrating functions and method for using the same7 Aug 2025US 2025/0250761 A1BeSTDR Infrastructure Hospital (Pingyu)
- Intelligent construction control method, apparatus and system for mixing pile with split-grouting10 Jul 2025US 2025/0223770 A1Shandong Hi-Speed Group Co., Ltd.
- Settlement driving control structure and method for forced-settlement rectification3 Jul 2025US 2025/0215658 A1Huanghuai University
- Intelligent construction control method and system for jet grouting pile based on stratum information inversion20 Mar 2025US 2025/0092627 A1Shandong Jianzhu University
Most cited
By later US patents
- Device for plugging a hollow of a concrete pile39US 4,029,128 A1977
- Placement of a substantially non-flowable cementitious material in an underground space33US 5,577,865 AHalliburton Company · 1996
- Apparatus for forming cast-in-place caseless concrete piles and the like20US 4,018,056 AInterpile USA, Inc. · 1977
- Machine and a method for making columns in ground18US 9,624,638 B2Soletanche Freyssinet · 2017
- Pressure grouted pier and pier inserting tool17US 4,997,314 A1991