B01D 11/043
With stationary contacting elements, sieve plates or loose contacting elements
Official title: {with stationary contacting elements, sieve plates or loose contacting elements}
B01D11/043 (With stationary contacting elements, sieve plates or loose contacting elements) appears on 138 US grants and 92 published applications in this corpus.
Search patents in B01D- Granted patents
- 138
- Published applications
- 92
- Assignees
- 83
- Inventors
- 283
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 5 | 0 |
| 1981 | 4 | 0 |
| 1982 | 4 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 4 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 4 | 0 |
| 1989 | 5 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 2 |
| 2002 | 3 | 0 |
| 2003 | 3 | 2 |
| 2004 | 2 | 2 |
| 2005 | 1 | 2 |
| 2006 | 1 | 2 |
| 2007 | 2 | 2 |
| 2008 | 2 | 3 |
| 2009 | 1 | 2 |
| 2010 | 1 | 1 |
| 2011 | 1 | 3 |
| 2012 | 2 | 5 |
| 2013 | 3 | 5 |
| 2014 | 4 | 6 |
| 2015 | 4 | 9 |
| 2016 | 4 | 3 |
| 2017 | 8 | 7 |
| 2018 | 6 | 3 |
| 2019 | 9 | 9 |
| 2020 | 2 | 4 |
| 2021 | 3 | 0 |
| 2022 | 0 | 6 |
| 2023 | 6 | 4 |
| 2024 | 3 | 2 |
| 2025 | 0 | 5 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for purifying an aqueous-alcoholic feedstock comprising ethanol and acetaldehyde5 May 2026US 12,616,917 B2Compagnie Generale Des Etablissements Michelin
- Process for recovering acrylic acid13 Jan 2026US 12,522,556 B2BASF SE
- High capacity tray for liquid-liquid treating11 Jun 2024US 12,005,375 B2Valero Services, Inc.
- System and method for desulfurization of hydrocarbon fuels27 Feb 2024US 11,912,944 B2Alternative Environmental Technologies Sulfex Corp.
- Acoustically settled liquid-liquid sample purification system and method of use9 Jan 2024US 11,865,475 B2Life Technologies Corporation
- Extraction column with alternating spillway sections3 Sep 2026US 2026/0257148 A1Ifp Energies Nouvelles
- Method for producing an aqueous solution of 5-hydroxymethylfurfural comprising a liquid-liquid extraction step incorporating or followed by filtration23 Jul 2026US 2026/0208070 A1Ifp Energies Nouvelles
- Method for selectively extracting a salt to be extracted from saltwater or brine12 Feb 2026US 2026/0042036 A1Adionics
- A liquid-liquid-solid extraction process for isolating natural products from a feedstock stream27 Nov 2025US 2025/0361460 A1Neste Oyj
- Extraction column having alternating compartment heights18 Sep 2025US 2025/0288922 A1Ifp Energies Nouvelles
Most cited
By later US patents
- Apparatus for distribution separation processes48US 4,208,284 A1980
- Liquid-liquid contactor39US 5,393,429 AJgc Corporation · 1995
- Liquid-liquid extraction apparatus including fibrous strand packing38US 3,989,466 A1976
- Countercurrent liquid-liquid contacting apparatus35US 4,491,565 AUop LLC · 1985
- Continuous process for removing water-soluble particles from organic liquids30US 4,645,512 AThe Dow Chemical Company · 1987