E02D 19/14
By freezing the soil
Official title: by freezing the soil (in connection with sinking shafts E21D1/12)
E02D19/14 (By freezing the soil) appears on 17 US grants and 9 published applications in this corpus.
Search patents in E02D- Granted patents
- 17
- Published applications
- 9
- Assignees
- 13
- Inventors
- 47
- Latest grant
- 11 Jul 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 1 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 2 |
| 2020 | 0 | 1 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- System and methods for in situ recovery and processing of recovered solutions11 Jul 2023US 11,697,914 B2Denison Mines Corp.
- Combination freezing head for nitrogen-brine freezing10 Aug 2021US 11,085,164 B2Linde Aktiengesellschaft
- Artificial ground freezing method and artificial ground freezing system5 Mar 2019US 10,221,537 B2Chemical Grouting Co., Ltd.
- Method for producing a contiguous ice body in a ground-freezing process18 Jul 2017US 9,708,787 B2Linde Aktiengesellschaft
- Method of manufacture and installation flowable thermal backfills1 Sep 2009US 7,581,903 B1Thermoforte, Inc.
- System and Methods for In Situ Recovery and Processing of Recovered Solutions19 Mar 2020US 2020/0088010 A1Denison Mines Corp.
- Method for reducing noise emissions on ground freezing construction sites10 Oct 2019US 2019/0309495 A1Linde Aktiengesellschaft
- Combination freezing head for nitrogen-brine freezing29 Aug 2019US 2019/0264415 A1Linde Aktiengesellschaft
- Artificial ground freezing method and artificial ground freezing system7 Dec 2017US 2017/0350087 A1Chemical Grouting Co., Ltd.
- Method for producing a contiguous ice body in a ground-freezing process15 Sep 2016US 2016/0265181 A1Linde Aktiengesellschaft
Most cited
By later US patents
- Isolation of soil with a low temperature barrier prior to conductive thermal treatment of the soil128US 6,854,929 B2Board of Regents, The University of Texas System · 2005
- Ground freezing method54US 3,943,722 AUnion Carbide Canada Limited · 1976
- Open frozen barrier flow control and remediation of hazardous soil48US 5,416,257 AWestinghouse Electric Corp. · 1995
- Methods for forming supported cavities by surface cooling32US 4,358,222 A1982
- Ice barrier construction21US 4,523,879 AExxon Production Research Company · 1985