B01F 33/40512
Involving gas diffusers at the bottom
Official title: {involving gas diffusers at the bottom}
B01F33/40512 (Involving gas diffusers at the bottom) appears on 6 US grants and 4 published applications in this corpus.
Search patents in B01F- Granted patents
- 6
- Published applications
- 4
- Assignees
- 5
- Inventors
- 17
- Latest grant
- 9 Dec 2008
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 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 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 2 |
| 2004 | 0 | 0 |
| 2005 | 2 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- System for cooking and then cooling food products by immersion in a heat transfer fluid9 Dec 2008US 7,461,590 B2Armor Inox
- Air diffuser and flushing method thereof18 Jan 2005US 6,843,470 B2Kubota Corporation
- Multistage immersion type membrane separator and high-concentration wastewater treatment facility using same18 Jan 2005US 6,843,908 B2Kubota Corporation
- Sparger mixing system1 Dec 1998US 5,842,783 A
- Method for dispersing gas, for mixing a pulverous solid into a liquid to form a suspension, and for maintaining the obtained good solid-gas-liquid suspension in the reactor21 Jan 1986US 4,565,660 AOutokumpu Oy
- Method of provision of silicate to culture media17 Oct 2013US 2013/0273637 A1Photonz Coporation Limited
- System for cooking and then cooling food products by immersion in a heat transfer fluid10 Aug 2006US 2006/0174774 A1Armor Inox
- Multistage immersion type membrane separator and high-concentration wastewater treatment facility using same16 Jan 2003US 2003/0010690 A1Kubota Corporation
- Air diffuser and flushing method thereof2 Jan 2003US 2003/0001295 A1Kubota Corporation
Most cited
By later US patents
- Multistage immersion type membrane separator and high-concentration wastewater treatment facility using same16US 6,843,908 B2Kubota Corporation · 2005
- Safe-geometry pneumatic nuclear fuel powder blender7US 4,185,926 AWestinghouse Electric Corp. · 1980
- Sparger mixing system7US 5,842,783 A1998
- Method for dispersing gas, for mixing a pulverous solid into a liquid to form a suspension, and for maintaining the obtained good solid-gas-liquid suspension in the reactor6US 4,565,660 AOutokumpu Oy · 1986
- Air diffuser and flushing method thereof3US 6,843,470 B2Kubota Corporation · 2005