Y10S 415/903
Well bit drive turbine
Y10S415/903 (Well bit drive turbine) appears on 60 US grants and 13 published applications in this corpus.
Search patents in Y10S- Granted patents
- 60
- Published applications
- 13
- Assignees
- 27
- Inventors
- 85
- Latest grant
- 10 Apr 2012
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 5 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 5 | 0 |
| 1985 | 3 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 3 | 0 |
| 2004 | 1 | 3 |
| 2005 | 1 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 2 |
| 2008 | 1 | 3 |
| 2009 | 1 | 1 |
| 2010 | 2 | 2 |
| 2011 | 2 | 0 |
| 2012 | 4 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Jet motor for providing rotation in a downhole tool10 Apr 2012US 8,151,908 B2
- Bearing arrangement for a turbine rotor of a drill string turbine7 Feb 2012US 8,109,721 B2Weatherford Energy Services GmbH
- Turbine for power generation in a drill string10 Jan 2012US 8,092,147 B2Weatherford Energy Services GmbH
- Impeller arrangement10 Jan 2012US 8,092,149 B2Schlumberger Technology Corporation
- Method and apparatus for extending flow range of a downhole turbine2 Aug 2011US 7,988,409 B2Schlumberger Technology Corporation
- Reaming tool31 May 2018US 2018/0148980 A1
- Systems and methods for protecting drill blades in high speed turbine drills20 May 2010US 2010/0122850 A1Schlumberger Technology Corporation
- Jet motor1 Apr 2010US 2010/0078219 A1
- Turbine for power generation in a drill string23 Apr 2009US 2009/0104021 A1Weatherford Energy Services GmbH
- Drive System30 Oct 2008US 2008/0264693 A1Smith International, Inc.
Most cited
By later US patents
- Well drilling tool with diamond thrust bearings95US 4,620,601 AMaurer Engineering Inc. · 1986
- Well drilling tool34US 3,971,450 AEngineering Enterprises, Inc. · 1976
- Down hole drilling motor with pressure balanced bearing seals28US 4,246,976 AMaurer Engineering Inc. · 1981
- Compressive seal and pressure control arrangements for downhole tools27US 5,067,874 AComputalog Limited · 1991
- Well drilling tool having sealed lubrication system26US 4,114,703 AMaurer Engineering Inc. · 1978