B01F 23/231265
Being tubes, tubular elements, cylindrical elements or set of tubes
Official title: {being tubes, tubular elements, cylindrical elements or set of tubes}
B01F23/231265 (Being tubes, tubular elements, cylindrical elements or set of tubes) appears on 321 US grants and 284 published applications in this corpus.
Search patents in B01F- Granted patents
- 321
- Published applications
- 284
- Assignees
- 196
- Inventors
- 580
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 10 | 0 |
| 1991 | 7 | 0 |
| 1992 | 9 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 7 | 0 |
| 1996 | 4 | 0 |
| 1997 | 5 | 0 |
| 1998 | 8 | 0 |
| 1999 | 6 | 0 |
| 2000 | 10 | 0 |
| 2001 | 17 | 6 |
| 2002 | 7 | 10 |
| 2003 | 7 | 10 |
| 2004 | 5 | 4 |
| 2005 | 5 | 9 |
| 2006 | 9 | 6 |
| 2007 | 3 | 10 |
| 2008 | 4 | 8 |
| 2009 | 6 | 9 |
| 2010 | 8 | 8 |
| 2011 | 6 | 14 |
| 2012 | 7 | 17 |
| 2013 | 12 | 5 |
| 2014 | 12 | 10 |
| 2015 | 5 | 13 |
| 2016 | 7 | 16 |
| 2017 | 12 | 17 |
| 2018 | 9 | 15 |
| 2019 | 9 | 17 |
| 2020 | 12 | 26 |
| 2021 | 17 | 11 |
| 2022 | 9 | 9 |
| 2023 | 12 | 8 |
| 2024 | 5 | 12 |
| 2025 | 10 | 8 |
| 2026 | 5 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Apparatus and method for CO2 microbubble flooding15 Sep 2026US 12,734,490 B2Dalian University of Technology
- Liquid control apparatus and related methods18 Aug 2026US 12,709,877 B2Delta Faucet Company
- Flow path member for generating nano-bubbles, and integrated flow path unit and nano-bubble generator using same28 Apr 2026US 12,611,636 B2Fawoo Nanotech Co., Ltd.
- Sparger assemblies for a bioprocessing system3 Mar 2026US 12,565,634 B2Global Life Sciences Solutions USA LLC
- Tube diffuser and associated saddle6 Jan 2026US 12,515,970 B2Ssi Aeration, Inc.
- Device for transport and treatment of liquid20 Aug 2026US 2026/0241347 A1Searas AS
- Gas capture surfaces for enhanced absorption and/or reaction and related systems and methods25 Jun 2026US 2026/0175181 A1Massachusetts Institute of Technology
- Gasification device30 Apr 2026US 2026/0115678 A1
- Tube diffuser and associated saddle9 Apr 2026US 2026/0097980 A1
- Apparatus and method for co2 microbubble flooding5 Feb 2026US 2026/0034519 A1Dalian University of Technology
Most cited
By later US patents
- Cyclic aeration system for submerged membrane modules132US 6,245,239 B1Zenon Environmental Inc. · 2001
- Membrane separator assembly and method of cleaning the assembly utilizing gas diffuser underneath the assembly110US 6,280,626 B1Mitshubishi Rayon Engineering Co., Ltd. · 2001
- Cyclic aeration system for submerged membrane modules109US 6,550,747 B2Zenon Environmental Inc. · 2003
- Modular shipboard membrane bioreactor system for combined wastewater streams98US 5,254,253 AZenon Environmental Inc. · 1993
- Cyclic aeration system for submerged membrane modules95US 6,706,189 B2Zenon Environmental Inc. · 2004