B01F 35/75475
Using fans or ventilators
Official title: {using fans or ventilators}
B01F35/75475 (Using fans or ventilators) appears on 14 US grants and 12 published applications in this corpus.
Search patents in B01F- Granted patents
- 14
- Published applications
- 12
- Assignees
- 5
- Inventors
- 7
- Latest grant
- 26 Mar 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 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 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 2 | 5 |
| 2015 | 4 | 4 |
| 2016 | 3 | 2 |
| 2017 | 3 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Seal system26 Mar 2019US 10,240,676 B2Matcon Limited
- Degassing method, degassing device and use of screw elements22 Aug 2017US 9,738,770 B2Arlanxeo Deutschland GmbH
- Method for transportation and agitation of refinery solids waste2 May 2017US 9,638,415 B2The Maitland Company
- Method of removing and disposing of waste from a refinery ground tank including mixing at least one diluent with reduced-size solids to cause a flowable mixture31 Jan 2017US 9,557,056 B2The Maitland Company
- Degassing method, degassing device and use of screw elements8 Nov 2016US 9,487,635 B2Arlanxeo Deutschland GmbH
- Degassing method, degassing device and use of screw elements2 Mar 2017US 2017/0058095 A1Arlanxeo Deutschland GmbH
- Seal System11 Aug 2016US 2016/0230890 A1Matcon Limited
- Transportation of refinery solids waste7 Apr 2016US 2016/0097531 A1The Maitland Company
- Transportation of Refinery Solids Waste10 Dec 2015US 2015/0352995 A1The Maitland Company
- Degassing method, degassing device and use of screw elements6 Aug 2015US 2015/0218335 A1LANXESS Deutschland GmbH
Most cited
By later US patents
- Self-loading feed mixer and transport apparatus15US 4,330,091 A1982
- Agitation and evacuation of refinery solids waste9US 8,721,166 B1The Maitland Company · 2014
- Agitation and transportation of refinery solids waste5US 8,894,271 B2The Maitland Company · 2014
- Transportation of refinery solids waste5US 8,985,841 B2The Maitland Company · 2015
- Transportation of refinery solids waste5US 8,985,842 B2The Maitland Company · 2015