B01D 63/032
More than two tube sheets for one bundle
Official title: {More than two tube sheets for one bundle}
B01D63/032 (More than two tube sheets for one bundle) appears on 35 US grants and 32 published applications in this corpus.
Search patents in B01D- Granted patents
- 35
- Published applications
- 32
- Assignees
- 35
- Inventors
- 123
- Latest grant
- 5 May 2026
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 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 2 |
| 2003 | 1 | 2 |
| 2004 | 2 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 3 |
| 2009 | 2 | 2 |
| 2010 | 0 | 3 |
| 2011 | 2 | 0 |
| 2012 | 3 | 3 |
| 2013 | 0 | 0 |
| 2014 | 2 | 2 |
| 2015 | 1 | 0 |
| 2016 | 1 | 3 |
| 2017 | 1 | 1 |
| 2018 | 1 | 2 |
| 2019 | 1 | 0 |
| 2020 | 2 | 1 |
| 2021 | 3 | 3 |
| 2022 | 2 | 0 |
| 2023 | 0 | 1 |
| 2024 | 3 | 0 |
| 2025 | 0 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Filter device for dialysis applications5 May 2026US 12,616,938 B2Awak Technologies Pte Ltd
- Device for exchanging substances between blood and at least one gas/gas mixture25 Jun 2024US 12,016,988 B2Enmodes Gbmh
- Use of hollow fiber filtration in conjunction with precipitant technologies to reclaim water from complex aqueous waste streams30 Apr 2024US 11,970,411 B1Garratt-Callahan Company
- Air separation modules, nitrogen generation systems, and methods of making air separation modules19 Mar 2024US 11,931,684 B2Hamilton Sundstrand Corporation
- Fuel cell membrane humidifier capable of controlling flow direction of fluid11 Oct 2022US 11,469,428 B2
- Mixing hollow fiber sizes for improved humidifier performance2 Jul 2026US 2026/0183717 A1Parker-Hannifin Corporation
- A filter device for dialysis applications17 Aug 2023US 2023/0256149 A1Awak Technologies Pte Ltd
- Device for exchanging substances between blood and at least one gas/gas mixture9 Sep 2021US 2021/0275734 A1enmodes GmbH
- Air separation modules, nitrogen generation systems, and methods of making air separation modules17 Jun 2021US 2021/0178315 A1Hamilton Sundstrand Corporation
- Fuel cell membrane humidifier capable of controlling flow direction of fluid4 Mar 2021US 2021/0066733 A1Kolon Industries, Inc.
Most cited
By later US patents
- Fluid treating apparatus and method of using it58US 4,911,846 AKuraray Co., Ltd. · 1990
- Hollow fiber membrane fluid separation device adapted for boreside feed which contains multiple concentric stages55US 5,013,437 AThe Dow Chemical Company · 1991
- Hollow fiber membrane fabric - containing cartridges and modules having solvent-resistant thermoplastic tube sheets, and methods for making the same52US 5,284,584 AHoechst Celanese Corporation · 1994
- Air separation module using a fast start valve for fast warm up of a permeable membrane air separation module36US 6,491,739 B1Litton Systems, Inc. · 2002
- Artificial kidney and method for making same34US 4,231,871 ACordis Dow Corp. · 1980