C01D 5/18
Dehydration
Official title: Dehydration {(C01D5/145 takes precedence)}
C01D5/18 (Dehydration) appears on 9 US grants and 8 published applications in this corpus.
Search patents in C01D- Granted patents
- 9
- Published applications
- 8
- Assignees
- 9
- Inventors
- 22
- Latest grant
- 9 Feb 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 1 | 2 |
| 2019 | 3 | 2 |
| 2020 | 1 | 0 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Method for producing salts with a reduced water of crystallisation content9 Feb 2021US 10,914,519 B2Andritz Technology and Asset Management GmbH
- Process for producing sodium sulphate from phosphogypsum23 Jun 2020US 10,689,261 B2
- Process for the recovery of sodium sulfate17 Sep 2019US 10,414,667 B2Rhodia Operations
- Processing of cobaltous sulpha/dithionate liquors derived from cobalt resource2 Apr 2019US 10,246,343 B2Rocher Manganese, Inc.
- Method for producing salts with a reduced water of crystallisation content26 Feb 2019US 10,215,492 B2Andritz Technology and Asset Management GmbH
- Method of collecting anhydrous sodium sulfate from fly ash19 Jun 2025US 2025/0197233 A1Industrial Technology Research Institute
- Process of materials recovery from energy storage devices22 May 2025US 2025/0167327 A1Minimines Cleantech Solutions Private Limited
- Process for producing sodium sulphate from phosphogypsum29 Aug 2019US 2019/0263668 A1Ocp SA
- Method for Producing Salts With a Reduced Water of Crystallisation Content28 Feb 2019US 2019/0063836 A1Andritz Technology and Asset Management GmbH
- Process for the recovery of sodium sulfate9 Aug 2018US 2018/0222758 A1Rhodia Operations
Most cited
By later US patents
- Process for drying moist materials, particularly crystalline solids containing water of hydration11US 4,005,987 AMetallgesellschaft Aktiengesellschaft · 1977
- Dehydration process10US 4,179,493 A1979
- Processing of cobaltous sulpha/dithionate liquors derived from cobalt resource6US 10,246,343 B2Rocher Manganese, Inc. · 2019
- Method for increasing evaporation rate of an evaporative pond2US 10,150,677 B2Solvay SA · 2018
- Method for producing salts with a reduced water of crystallisation content1US 10,914,519 B2Andritz Technology and Asset Management GmbH · 2021