B01D 33/0384
With corrugated, folded or wound filtering sheets
Official title: {with corrugated, folded or wound filtering sheets}
B01D33/0384 (With corrugated, folded or wound filtering sheets) appears on 29 US grants and 33 published applications in this corpus.
Search patents in B01D- Granted patents
- 29
- Published applications
- 33
- Assignees
- 7
- Inventors
- 37
- Latest grant
- 1 Mar 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1997 | 3 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 5 | 0 |
| 2002 | 1 | 8 |
| 2003 | 8 | 6 |
| 2004 | 3 | 6 |
| 2005 | 2 | 7 |
| 2006 | 2 | 2 |
| 2007 | 1 | 1 |
| 2008 | 0 | 1 |
| 2009 | 3 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Vibratory screening panel1 Mar 2022US 11,261,680 B2Halliburton Energy Services.Inc.
- Drill fluid screening device7 Jul 2009US 7,556,154 B2
- Screen assembly for vibratory separator21 Apr 2009US 7,520,391 B2Varco I/P, Inc.
- Shale shakers and screens with identification apparatuses3 Feb 2009US 7,484,625 B2Varco I/P, Inc.
- Vibratory screening machine for earth drilling installation30 Jan 2007US 7,168,569 B2Derrick Corporation
- Vibratory Screening Panel13 May 2021US 2021/0140251 A1Halliburton Energy Services.Inc.
- Shale shakers and screens with identification apparatuses19 Nov 2009US 2009/0283454 A1
- Screen assembly for vibratory separator7 Feb 2008US 2008/0029442 A1Varco I/P, Inc.
- Vibratory screening machine for earth drilling installation5 Apr 2007US 2007/0074999 A1Derrick Corporation
- Shale shakers and screens with identification apparatuses25 May 2006US 2006/0108113 A1Varco I/P, Inc.
Most cited
By later US patents
- Shaker screen assembly72US 5,690,826 A1997
- Shale shakers and screens with identification apparatuses67US 7,484,625 B2Varco I/P, Inc. · 2009
- Undulating screen for vibratory screening machine65US 5,636,749 ADerrick Manufacturing Corporation · 1997
- Vibratory separator screens65US 7,000,777 B2Varco I/P, Inc. · 2006
- Vibratory separator screen assemblies51US 6,269,953 B1Tuboscope I/P, Inc. · 2001