B01D 1/225
With blades or scrapers
Official title: {with blades or scrapers}
B01D1/225 (With blades or scrapers) appears on 141 US grants and 127 published applications in this corpus.
Search patents in B01D- Granted patents
- 141
- Published applications
- 127
- Assignees
- 113
- Inventors
- 348
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 6 | 0 |
| 1981 | 2 | 0 |
| 1982 | 5 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 4 | 0 |
| 1994 | 0 | 0 |
| 1995 | 4 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 2 | 3 |
| 2004 | 2 | 1 |
| 2005 | 1 | 4 |
| 2006 | 0 | 2 |
| 2007 | 1 | 1 |
| 2008 | 2 | 1 |
| 2009 | 2 | 2 |
| 2010 | 0 | 9 |
| 2011 | 1 | 2 |
| 2012 | 1 | 4 |
| 2013 | 5 | 3 |
| 2014 | 3 | 5 |
| 2015 | 6 | 4 |
| 2016 | 1 | 6 |
| 2017 | 5 | 4 |
| 2018 | 7 | 5 |
| 2019 | 5 | 8 |
| 2020 | 8 | 8 |
| 2021 | 5 | 12 |
| 2022 | 10 | 10 |
| 2023 | 11 | 11 |
| 2024 | 11 | 12 |
| 2025 | 5 | 7 |
| 2026 | 4 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Thin-layer treatment device15 Sep 2026US 12,734,463 B2Aurotec GmbH
- Rotating evaporator device for liquid distillation or concentration4 Aug 2026US 12,697,563 B2Water Reuse Technology, Inc.
- Chemical distillation system with in situ analytics16 Jun 2026US 12,654,113 B2Astrotech Technologies, Inc.
- Methods and apparatuses for distilling seawater and brine and removing salt6 Jan 2026US 12,515,967 B2Desert Water LLC
- Method for reducing mineral oil content in edible vegetable oil23 Dec 2025US 12,503,667 B2Sanmark Corp.
- Method and apparatus for automated and continuous extraction of biomass23 Jul 2026US 2026/0208069 A1Unified Science, LLC
- System and method for multi-functional slurry processing12 Feb 2026US 2026/0043609 A1Sedron Technologies, LLC
- Chemical distillation system with in situ analytics13 Nov 2025US 2025/0345722 A1Astrotech Technologies, Inc.
- Double Drum Systems and Processes for Converting Biosolids to Fertilizer6 Nov 2025US 2025/0340494 A1
- Wastewater Storage Bucket Capable of Accelerately Recycling Waste Liquids21 Aug 2025US 2025/0262563 A1
Most cited
By later US patents
- Apparatus for extracting solid residue from a fluid by evaporation57US 5,810,975 ASirven · 1998
- Rotating evaporator device for the distillation or concentration of liquids51US 5,409,576 A1995
- Method and apparatus for removing volatile matter from highly viscous material37US 4,361,462 AHitachi, Ltd. · 1982
- System for decontaminating water and generating water vapor24US 8,562,791 B2Verno Holdings, LLC · 2013
- Wiped film evaporators23US 4,160,692 AHenry Balfour & Company Limited · 1979