B01D 33/0361
Bar screens
Official title: {Bar screens}
B01D33/0361 (Bar screens) appears on 9 US grants and 10 published applications in this corpus.
Search patents in B01D- Granted patents
- 9
- Published applications
- 10
- Assignees
- 7
- Inventors
- 13
- Latest grant
- 11 Feb 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 2 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 1 | 2 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 1 |
| 2014 | 0 | 1 |
| 2015 | 0 | 1 |
| 2016 | 0 | 1 |
| 2017 | 1 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Vector maximizing screen11 Feb 2020US 10,556,196 B2National Oilwell Varco, L. P.
- Vector maximizing screen9 May 2017US 9,643,111 B2National Oilwell Varco, L. P.
- Three-stage slurry processing apparatus and method22 Oct 2013US 8,562,832 B2
- Screening arrangement29 Nov 2011US 8,066,126 B2Sandvik Intellectual Property AB
- Vibratory apparatus for separating liquid from liquid laden solid material6 Mar 2007US 7,186,347 B2General Kinematics Corporation
- Vector maximizing screen27 Jul 2017US 2017/0209820 A1National Oilwell Varco, L. P.
- Screen having frame members with angled surface(s)3 Mar 2016US 2016/0059162 A1M-I Drilling Fluids UK Limited
- Dual pass stacked shakers and method for using same31 Dec 2015US 2015/0375145 A1M - I L. L. C.
- Vector maximizing screen11 Sep 2014US 2014/0251894 A1National Oilwell Varco, L. P.
- Three-stage slurry processing apparatus and method2 May 2013US 2013/0105409 A1
Most cited
By later US patents
- Sieve screen deck12US 4,505,812 AIlecard Pty. Limited · 1985
- Dewatering apparatus for waste recovery systems8US 4,424,129 A1984
- Device for separation and transport of waste material from polluted liquid6US 5,013,430 A1991
- Three-stage slurry processing apparatus and method5US 8,562,832 B22013
- Vibratory apparatus for separating liquid from liquid laden solid material4US 7,186,347 B2General Kinematics Corporation · 2007