Wet desulfurization apparatus capable of improving desulfurization efficiency and wet desulfurization method using the same
US-10870081-B2 · Dec 22, 2020 · US
in a spray drying process
in a spray drying process · 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 | B01D53/505 |
| Official title | {in a spray drying process} |
| Display label | in a spray drying process |
| Total patents | 72 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 12 |
| 2016 | 15 |
| 2017 | 12 |
| 2018 | 11 |
| 2019 | 5 |
| 2020 | 11 |
| 2021 | 2 |
| 2022 | 2 |
| 2023 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method of spray drying and washing and method of controlling air pollution
US-10704835-B2 · Jul 7, 2020 · US
Methods and systems for providing corrosion resistant surfaces in contaminant treatment systems
US-2020206683-A1 · Jul 2, 2020 · US
Method for installing spray pipe
US-2020171425-A1 · Jun 4, 2020 · US
Wet desulfurization apparatus capable of improving desulfurization efficiency and wet desulfurization method using the same
US-2020139299-A1 · May 7, 2020 · US
Slurry control system
US-10343109-B2 · Jul 9, 2019 · US
Wet desulfurization apparatus capable of improving desulfurization efficiency and wet desulfurization method using the same
US-2019184335-A1 · Jun 20, 2019 · US
Wet desulfurization apparatus capable of improving desulfurization efficiency and wet desulfurization method using the same
US-2019184336-A1 · Jun 20, 2019 · US
Wet type flue gas desulfurization apparatus and operation method of the same
US-10322370-B2 · Jun 18, 2019 · US
Coal-fired boiler exhaust gas treatment apparatus and coal-fired boiler exhaust gas treatment method
US-10247414-B2 · Apr 2, 2019 · US
Method of spray drying and washing and method of controlling air pollution
US-2018306509-A1 · Oct 25, 2018 · US
Oxidation control for improved flue gas desulfurization performance
US-2018229179-A1 · Aug 16, 2018 · US
System for sulphur removal from a flue gas
US-10040024-B2 · Aug 7, 2018 · US
Coal-fired boiler exhaust gas treatment apparatus and coal-fired boiler exhaust gas treatment method
US-2018180285-A1 · Jun 28, 2018 · US
Wet type flue gas desulfurization apparatus and operation method of the same
US-2018104646-A1 · Apr 19, 2018 · US
Air pollution control system and air pollution control method
US-9943804-B2 · Apr 17, 2018 · US
Automatic tuning control system for air pollution control systems
US-9910413-B2 · Mar 6, 2018 · US
Air pollution control system and air pollution control method
US-9895658-B2 · Feb 20, 2018 · US
Methods for removing contaminants from exhaust gases
US-9895659-B2 · Feb 20, 2018 · US
Wet type flue gas desulfurization apparatus and operation method of the same
US-9873082-B2 · Jan 23, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D53/505?
- CPC B01D53/505 is the Cooperative Patent Classification code for “in a spray drying process.”
- How many patents are filed under CPC B01D53/505 (in a spray drying process)?
- Our database includes 72 publications tagged with this CPC code.
- Is patent activity under CPC B01D53/505 growing?
- Publication counts under this code: 2 in 2022 vs 2 in 2023 (latest complete years).