B01D 65/106
Repairing membrane apparatus or modules
Official title: {Repairing membrane apparatus or modules}
B01D65/106 (Repairing membrane apparatus or modules) appears on 51 US grants and 55 published applications in this corpus.
Search patents in B01D- Granted patents
- 51
- Published applications
- 55
- Assignees
- 52
- Inventors
- 182
- Latest grant
- 11 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 2 | 2 |
| 2012 | 1 | 3 |
| 2013 | 1 | 5 |
| 2014 | 1 | 6 |
| 2015 | 4 | 6 |
| 2016 | 5 | 4 |
| 2017 | 2 | 4 |
| 2018 | 2 | 2 |
| 2019 | 5 | 4 |
| 2020 | 2 | 2 |
| 2021 | 4 | 1 |
| 2022 | 1 | 4 |
| 2023 | 3 | 2 |
| 2024 | 1 | 0 |
| 2025 | 2 | 1 |
| 2026 | 0 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for evaluating covering state of silicone compound11 Nov 2025US 12,465,892 B2Terumo Kabushiki Kaisha
- Ultrathin membrane fabrication11 Feb 2025US 12,220,666 B2Saudi Arabian Oil Company
- Desalination performance restoration agent for cellulose acetate membrane and desalination performance restoration method for cellulose acetate membrane16 Jul 2024US 12,036,513 B2Kyoeisha Chemical Co., Ltd.
- Method of improving the effectiveness of an oxygen removal unit for a fuel supply system and the resulting oxygen removal unit31 Oct 2023US 11,801,479 B2Hamilton Sundstrand Corporation
- Mitigating leaks in membranes8 Aug 2023US 11,717,791 B2King Fahd University of Petroleum and Minerals
- Method and device for regenerating inorganic porous gas separation membrane13 Aug 2026US 2026/0233167 A1Jgc Corporation
- Processing method for polyamide-based semipermeable membrane, production method and processing apparatus for semipermeable membrane element, and fluid processing method and fluid processing apparatus each using semipermeable membrane element23 Jul 2026US 2026/0208120 A1Toray Industries, Inc.
- Spiral membrane element and mechanical device for recovering members thereof25 Jun 2026US 2026/0175178 A1Nitto Denko Corporation
- Method for reproducing membrane element and membrane module28 May 2026US 2026/0145137 A1Hydranautics
- In-situ repair method for the surface of pa membrane after the destruction of oxidizing substances5 Jun 2025US 2025/0177924 A1Northwestern Polytechnical University
Most cited
By later US patents
- Hydrogen-permeable metal membrane and method for producing the same113US 6,152,995 AIdaTech, LLC · 2000
- Method of repairing leaky hollow fiber permeability separatory devices87US 3,968,192 AThe Dow Chemical Company · 1976
- Method of repairing leaks in a hollow capillary fiber diffusion device87US 4,248,648 ABaxter Travenol Laboratories, Inc. · 1981
- Selective plugging of broken fibers in tubesheet-hollow fiber assemblies68US 4,226,921 AThe Dow Chemical Company · 1980
- Hydrogen-permeable metal membrane and method for producing the same63US 6,419,728 B1IdaTech, LLC · 2002