Freshwater source and desalination system
US-10507406-B1 · Dec 17, 2019 · US
Multiple-effect evaporating
Multiple-effect evaporating · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B01D1/26 |
| Official title | Multiple-effect evaporating |
| Display label | Multiple-effect evaporating |
| Total patents | 159 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 7 |
| 2016 | 9 |
| 2017 | 8 |
| 2018 | 9 |
| 2019 | 42 |
| 2020 | 31 |
| 2021 | 16 |
| 2022 | 8 |
| 2023 | 9 |
| 2024 | 8 |
| 2025 | 12 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Dual compressor vapor phase desalination system
US-2019374871-A1 · Dec 12, 2019 · US
Humidification-dehumidification system for purifying aqueous fluids
US-10500523-B1 · Dec 10, 2019 · US
Natural gas liquid fractionation plant waste heat conversion to cooling capacity using kalina cycle
US-10487699-B2 · Nov 26, 2019 · US
Method with solar assist to capture carbon dioxide and generate electricity, heat and desalinated water
US-2019353100-A1 · Nov 21, 2019 · US
Natural gas liquid fractionation plant waste heat conversion to simultaneous power, cooling and potable water using modified goswami cycle and new modified multi-effect-distillation system
US-10480355-B2 · Nov 19, 2019 · US
Vapor compression desalination system for seawater
US-2019344194-A1 · Nov 14, 2019 · US
Energy efficient humidification-dehumidification desalination system
US-2019344196-A1 · Nov 14, 2019 · US
Vapor compression desalination system for seawater
US-10471367-B1 · Nov 12, 2019 · US
Multi-stage evaporation system enhanced by a gravity-reduced field
US-2019336881-A1 · Nov 7, 2019 · US
Energy efficient humidification-dehumidification desalination system
US-10456780-B1 · Oct 29, 2019 · US
Natural gas liquid fractionation plant cooling capacity and potable water generation using integrated vapor compression-ejector cycle and modified multi-effect distillation system
US-10443453-B2 · Oct 15, 2019 · US
Natural gas liquid fractionation plant waste heat conversion to potable water using modified multi-effect distillation system
US-10436077-B2 · Oct 8, 2019 · US
Solar-Thermal Water Purification by Recycling Photovoltaic Reflection Losses
US-2019292073-A1 · Sep 26, 2019 · US
Solar assisted gas turbine desalination and carbon capture system
US-10408128-B2 · Sep 10, 2019 · US
Mechanical vapor compression desalination system
US-2019240592-A1 · Aug 8, 2019 · US
Solar-thermal water purification by recycling photovoltaic reflection losses
US-10358359-B2 · Jul 23, 2019 · US
Scale removal in humidification-dehumidification systems
US-10345058-B1 · Jul 9, 2019 · US
Improved method for processing magnesium chloride solutions and method for manufacturing carboxylic acids
US-2019194029-A1 · Jun 27, 2019 · US
Integrated system with an absorption refrigeration subsystem and a desalination subsystem
US-2019161366-A1 · May 30, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D1/26?
- CPC B01D1/26 is the Cooperative Patent Classification code for “Multiple-effect evaporating.”
- How many patents are filed under CPC B01D1/26 (Multiple-effect evaporating)?
- Our database includes 159 publications tagged with this CPC code.
- Is patent activity under CPC B01D1/26 growing?
- Publication counts under this code: 8 in 2024 vs 12 in 2025 (latest complete years).