Y10T 137/043
Valve or valve seat cleaning
Y10T137/043 (Valve or valve seat cleaning) appears on 70 US grants and 43 published applications in this corpus.
Search patents in Y10T- Granted patents
- 70
- Published applications
- 43
- Assignees
- 57
- Inventors
- 123
- Latest grant
- 16 Nov 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 4 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 4 | 0 |
| 2002 | 2 | 2 |
| 2003 | 2 | 1 |
| 2004 | 4 | 1 |
| 2005 | 3 | 2 |
| 2006 | 1 | 2 |
| 2007 | 1 | 2 |
| 2008 | 1 | 6 |
| 2009 | 2 | 0 |
| 2010 | 0 | 4 |
| 2011 | 5 | 8 |
| 2012 | 3 | 5 |
| 2013 | 5 | 1 |
| 2014 | 8 | 2 |
| 2015 | 1 | 3 |
| 2016 | 4 | 1 |
| 2017 | 1 | 1 |
| 2018 | 1 | 0 |
| 2019 | 1 | 2 |
| 2020 | 0 | 0 |
| 2021 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Ball valve for fermentation tank and fermentation tank including the same16 Nov 2021US 11,174,951 B2
- Sanitary diverter valve, drying system including an improved valve assembly comprising such a valve, and method of cleaning the system1 Oct 2019US 10,428,961 B2GEA Process Engineering A/S
- Tool for unseizing and lubricating well valves, and method of unseizing said valves16 Jan 2018US 9,869,426 B2Progressive Oilfield Services Ltd.
- Method of preventing clogging in a microvalve24 Jan 2017US 9,551,435 B2DunAn Microstaq, Inc.
- Tool for unseizing and lubricating well valves, and method of unseizing said valves20 Sep 2016US 9,447,659 B2Progressive Oilfield Services Ltd.
- Ball valve for fermentation tank and fermentation tank including the same21 Nov 2019US 2019/0353256 A1
- Feed-through9 May 2019US 2019/0136990 A1Hans-Erik Johansson I Hagstad Aktiebolag
- Tool for unseizing and lubricating well valves, and method of unseizing said valves5 Jan 2017US 2017/0002977 A1Progressive Oilfield Services Ltd.
- Tool for Unseizing and Lubricating Well Valves, and Method of Unseizing Said Valves7 Jan 2016US 2016/0003006 A1Progressive Oilfield Services Ltd.
- Method of preventing clogging in a microvalve10 Dec 2015US 2015/0352604 A1DunAn Microstaq, Inc.
Most cited
By later US patents
- Sample valve45US 5,370,146 AHoechst Celanese Corporation · 1994
- Shell-and-tube type reactor for carrying out catalytic gaseous phase reactions and a procedure for operating the same33US 7,521,029 B2MAN DWE GmbH · 2009
- Fluid metering apparatus28US 5,277,338 AOdin Developments Limited · 1994
- Sample distribution devices and methods26US 8,337,777 B2Applied Biosystems, LLC · 2012
- Homogenizing method25US 4,352,573 AGaulin Corporation · 1982