B01F 23/231263
Having dome-, cap- or inversed cone-shape
Official title: {having dome-, cap- or inversed cone-shape}
B01F23/231263 (Having dome-, cap- or inversed cone-shape) appears on 28 US grants and 21 published applications in this corpus.
Search patents in B01F- Granted patents
- 28
- Published applications
- 21
- Assignees
- 22
- Inventors
- 64
- Latest grant
- 8 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 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 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 2 |
| 2013 | 0 | 1 |
| 2014 | 1 | 1 |
| 2015 | 0 | 0 |
| 2016 | 4 | 3 |
| 2017 | 2 | 2 |
| 2018 | 1 | 1 |
| 2019 | 2 | 0 |
| 2020 | 2 | 2 |
| 2021 | 0 | 1 |
| 2022 | 2 | 2 |
| 2023 | 2 | 1 |
| 2024 | 0 | 2 |
| 2025 | 1 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Gas-saturated liquid generator8 Apr 2025US 12,268,996 B2NUTRISTAMINA s.r.o.
- Large bubble mixer and method of using same in a wastewater treatment system19 Dec 2023US 11,845,043 B2Environmental Dynamics International, Inc.
- Floating, sub-surface discharge aerator9 May 2023US 11,642,633 B2Titus Wastewater Solutions Inc.
- Combined coarse and fine bubble diffuser10 May 2022US 11,325,079 B2Environmental Dynamics International, Inc.
- Gas sparger for an immersed membrane11 Jan 2022US 11,219,866 B2Bl Technologies, Inc.
- Material preparation systems and related devices and methods of preparing cementitious materials27 Aug 2026US 2026/0250209 A1Saudi Arabian Oil Company
- Adjustable gas siphon for mixing densified solids in water systems1 May 2025US 2025/0135417 A1Hampton Roads Sanitation District
- Turbulent flow promoting surface26 Dec 2024US 2024/0424455 A1
- Micro bubble generation method and generation device20 Jun 2024US 2024/0198298 A1
- Gas-saturated liquid generator30 Mar 2023US 2023/0097361 A1NUTRISTAMINA s.r.o.
Most cited
By later US patents
- Apparatus for sparging gas into liquid46US 4,066,722 AUnion Carbide Corporation · 1978
- Air diffuser element31US 4,046,845 AFerro Corporation · 1977
- Supporting arrangements for porous diffusers30US 4,007,240 AReed International Limited · 1977
- Diffuser for aeration systems28US 3,953,554 AAshland Vault Incorporated · 1976
- Clamp for aeration dome14US 5,204,028 AAeration Engineering Resources Corporation · 1993