B01D 11/0223
Moving bed of solid material
Official title: {Moving bed of solid material (see also B01D11/0261)}
B01D11/0223 (Moving bed of solid material) appears on 278 US grants and 196 published applications in this corpus.
Search patents in B01D- Granted patents
- 278
- Published applications
- 196
- Assignees
- 207
- Inventors
- 516
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 9 | 0 |
| 1978 | 5 | 0 |
| 1979 | 2 | 0 |
| 1980 | 6 | 0 |
| 1981 | 8 | 0 |
| 1982 | 7 | 0 |
| 1983 | 12 | 0 |
| 1984 | 4 | 0 |
| 1985 | 6 | 0 |
| 1986 | 9 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 6 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 5 | 0 |
| 1995 | 5 | 0 |
| 1996 | 1 | 0 |
| 1997 | 6 | 0 |
| 1998 | 4 | 0 |
| 1999 | 6 | 0 |
| 2000 | 4 | 0 |
| 2001 | 5 | 0 |
| 2002 | 2 | 2 |
| 2003 | 1 | 2 |
| 2004 | 0 | 1 |
| 2005 | 2 | 1 |
| 2006 | 3 | 6 |
| 2007 | 1 | 1 |
| 2008 | 1 | 6 |
| 2009 | 3 | 5 |
| 2010 | 4 | 5 |
| 2011 | 3 | 4 |
| 2012 | 6 | 5 |
| 2013 | 2 | 11 |
| 2014 | 3 | 5 |
| 2015 | 4 | 15 |
| 2016 | 12 | 8 |
| 2017 | 9 | 10 |
| 2018 | 12 | 16 |
| 2019 | 11 | 11 |
| 2020 | 13 | 17 |
| 2021 | 14 | 17 |
| 2022 | 9 | 12 |
| 2023 | 3 | 13 |
| 2024 | 12 | 8 |
| 2025 | 9 | 7 |
| 2026 | 2 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B01D 11/0226With the general transport direction of the solids parallel to the rotation86
- B01D 11/0242In towers65
- B01D 11/023Using moving bands, trays fixed on moving transport chains54
- B01D 11/0238On fixed or rotating flat surfaces27
- B01D 11/0234Using other slow rotating arms or elements, whereby the general transport direction9
Recent patents
- Feedstock processing method and system16 Jun 2026US 12,655,354 B2Defugo Techologies Pte Ltd
- Process for removal of contaminants from contaminated thermoplastic17 Mar 2026US 12,577,363 B2Dow Global Technologies LLC
- Extractor apparatus30 Dec 2025US 12,508,521 B1Jot Labs, LLC
- Methods for the separation and/or purification of metals9 Dec 2025US 12,492,448 B2Johnson Matthey Public Limited Company
- Systems and methods for fluid distillation25 Nov 2025US 12,478,897 B2On Point Distillation LLC
- Microwave apparatus for extraction of volatiles16 Jul 2026US 2026/0199806 A1
- Apparatus and method for treating a flow of a substance to be treated by means of a counterflow of an extracting substance9 Jul 2026US 2026/0192214 A1Bob Service Srl
- Extraction and separation of gums from oleaginous material using an alcohol solvent4 Jun 2026US 2026/0151715 A1
- Compositions that contain lipophilic plant material and surfactant, and related methods21 May 2026US 2026/0138051 A1
- Methods for the separation and/or purification of metals9 Apr 2026US 2026/0098320 A1Johnson Matthey Public Limited Company
Most cited
By later US patents
- Continuous counter-current organosolv processing of lignocellulosic feedstocks95US 7,465,791 B1Lignol Innovations Ltd. · 2008
- Processes and apparatus for extraction of active substances and enriched extracts from natural products88US 7,622,140 B2GW Pharma Limited · 2009
- Continuous extraction of oil-containing vegetable matter with pressurized normally gaseous solvent64US 5,041,245 ABioSeparations, Inc. · 1991
- Alkali metal catalyst recovery process61US 3,998,607 AExxon Research & Engineering Co. · 1976
- Tobacco extractor58US 4,448,208 APhilip Morris Incorporated · 1984