Separating impurities from a gas stream using a vertically oriented co-current contacting system
US-10155193-B2 · Dec 18, 2018 · US
by spraying or atomising of the liquids
by spraying or atomising of the liquids · 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 | B01F23/213 |
| Official title | by spraying or atomising of the liquids |
| Display label | by spraying or atomising of the liquids |
| Total patents | 112 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 11 |
| 2016 | 16 |
| 2017 | 21 |
| 2018 | 14 |
| 2019 | 13 |
| 2020 | 9 |
| 2021 | 9 |
| 2022 | 5 |
| 2023 | 3 |
| 2024 | 6 |
| 2025 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Liquid film dust arrester and flue gas desulfurization system
US-2018345202-A1 · Dec 6, 2018 · US
Humidification and air cleaning apparatus
US-10101044-B2 · Oct 16, 2018 · US
Humidification and air cleaning apparatus
US-10094580-B2 · Oct 9, 2018 · US
Air analyzer and treatment apparatus
US-10060639-B2 · Aug 28, 2018 · US
Air analyzer and treatment apparatus
US-2018216838-A1 · Aug 2, 2018 · US
Air analyzer, treatment and peer networking apparatus
US-2018217616-A1 · Aug 2, 2018 · US
Flue gas mixing apparatus
US-2018147529-A1 · May 31, 2018 · US
Exhaust gas flow mixer
US-9975093-B2 · May 22, 2018 · US
Low pressure drop swirling flow mixer
US-2018078912-A1 · Mar 22, 2018 · US
Personal vaporizing inhaler cartridge
US-9861772-B2 · Jan 9, 2018 · US
Communication between personal vaporizing inhaler assemblies
US-9861773-B2 · Jan 9, 2018 · US
Mixer for a vehicle exhaust system
US-9828897-B2 · Nov 28, 2017 · US
Exhaust gas post-treatment device
US-9810127-B2 · Nov 7, 2017 · US
Anti-deposit forming surface finish for exhaust system mixer
US-9737908-B2 · Aug 22, 2017 · US
Anti-deposit forming surface finish for exhaust system mixer
US-9737907-B2 · Aug 22, 2017 · US
Exhaust-gas purification device
US-9732652-B2 · Aug 15, 2017 · US
Mixer for use in a vehicle exhaust system
US-9726064-B2 · Aug 8, 2017 · US
Mixing structure
US-9649595-B2 · May 16, 2017 · US
Apparatus for both humidification and air cleaning
US-2017122589-A1 · May 4, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01F23/213?
- CPC B01F23/213 is the Cooperative Patent Classification code for “by spraying or atomising of the liquids.”
- How many patents are filed under CPC B01F23/213 (by spraying or atomising of the liquids)?
- Our database includes 112 publications tagged with this CPC code.
- Is patent activity under CPC B01F23/213 growing?
- Publication counts under this code: 6 in 2024 vs 5 in 2025 (latest complete years).