E21B 7/006
Combined with a bucket-type container
Official title: {combined with a bucket-type container}
E21B7/006 (Combined with a bucket-type container) appears on 26 US grants and 14 published applications in this corpus.
Search patents in E21B- Granted patents
- 26
- Published applications
- 14
- Assignees
- 12
- Inventors
- 42
- Latest grant
- 1 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 1 | 1 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 0 |
| 2010 | 2 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 2 |
| 2015 | 0 | 1 |
| 2016 | 1 | 0 |
| 2017 | 2 | 1 |
| 2018 | 0 | 0 |
| 2019 | 2 | 2 |
| 2020 | 1 | 1 |
| 2021 | 3 | 1 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Rotating check valve for improved downhole operations1 Jul 2025US 12,345,111 B1Schlumberger Technology Corporation
- Well cellar excavating device and method20 Jul 2021US 11,066,887 B2Saudi Arabian Oil Company
- Apparatus and method for more efficiently scanning production tubing that incorporates a cable secured thereto6 Jul 2021US 11,053,777 B2
- Drilling bucket and method for producing a bore in the ground23 Feb 2021US 10,927,628 B2BAUER Maschinen GmbH
- In-ground container installation apparatuses and auger blade assemblies22 Sep 2020US 10,781,637 B1
- Drilling tool and method for producing a bore in the ground31 Oct 2024US 2024/0360726 A1BAUER Maschinen GmbH
- Well Cellar Excavating Device And Method4 Mar 2021US 2021/0062602 A1Saudi Arabian Oil Company
- Drilling bucket and method for producing a bore in the ground8 Oct 2020US 2020/0318450 A1BAUER Maschinen GmbH
- Apparatus and method for more efficiently scanning production tubing that incorporates a cable secured thereto14 Nov 2019US 2019/0345794 A1
- Apparatus and method for more efficiently scanning production tubing that incorporates a cable secured thereto14 Nov 2019US 2019/0345795 A1
Most cited
By later US patents
- Flexpower deep well drill62US 3,934,660 A1976
- Mobile soil sampling device44US 5,394,949 A1995
- System and method for controlling steering in a rotary steerable system39US 8,672,056 B2Schlumberger Technology Corporation · 2014
- Extended soil sampling head24US 5,950,741 AGeophyta, Inc. · 1999
- Soil sampler23US 4,482,021 A1984