B01D 1/02
Evaporators with heating coils
B01D1/02 (Evaporators with heating coils) appears on 108 US grants and 104 published applications in this corpus.
Search patents in B01D- Granted patents
- 108
- Published applications
- 104
- Assignees
- 77
- Inventors
- 261
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 1 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 3 |
| 2009 | 0 | 5 |
| 2010 | 0 | 2 |
| 2011 | 2 | 3 |
| 2012 | 4 | 6 |
| 2013 | 6 | 1 |
| 2014 | 3 | 3 |
| 2015 | 3 | 7 |
| 2016 | 3 | 6 |
| 2017 | 3 | 8 |
| 2018 | 4 | 7 |
| 2019 | 9 | 8 |
| 2020 | 12 | 7 |
| 2021 | 5 | 7 |
| 2022 | 5 | 8 |
| 2023 | 0 | 2 |
| 2024 | 4 | 8 |
| 2025 | 6 | 7 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Water sealed tank20 Nov 2025US 2025/0352926 A1John Cockerill Hydrogen Belgium
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Most cited
By later US patents
- Adjacent loop distillation49US 4,176,012 A1979
- Apparatus for the continuous on-site chemical reprocessing of ultrapure liquids48US 5,354,428 AAthens Corporation · 1994
- Method for making ultrapure sulfuric acid37US 5,164,049 AAthens Corporation · 1992
- Volatiles separator and concentrator36US 5,458,739 AVendome Copper & Brass Works, Inc. · 1995
- Method and apparatus for the continuous on-site chemical reprocessing of ultrapure liquids34US 4,828,660 AAthens Corporation · 1989