Air purifier and method of purifying air
US-12528048-B2 · Jan 20, 2026 · US
with two or more jets impinging against each other
with two or more jets impinging against each other · 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 | B01D47/063 |
| Official title | {with two or more jets impinging against each other} |
| Display label | with two or more jets impinging against each other |
| Total patents | 43 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 1 |
| 2017 | 2 |
| 2018 | 1 |
| 2019 | 3 |
| 2020 | 4 |
| 2021 | 6 |
| 2022 | 9 |
| 2023 | 4 |
| 2024 | 6 |
| 2025 | 5 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Scrubber system and wet cleaning method using the same
US-12409404-B2 · Sep 9, 2025 · US
Operating method for exhaust gas treatment facility
US-2025222389-A1 · Jul 10, 2025 · US
Cleaning method for exhaust gas treatment facility
US-2025214119-A1 · Jul 3, 2025 · US
Air purifier and air purifying method
US-12345443-B2 · Jul 1, 2025 · US
Apparatus and process for fog mitigation
US-2025075455-A1 · Mar 6, 2025 · US
Packed tower
US-12151192-B2 · Nov 26, 2024 · US
Air purifier and operating method thereof
US-2024263813-A1 · Aug 8, 2024 · US
Air purifier
US-2024216858-A1 · Jul 4, 2024 · US
Scrubber system and wet cleaning method using the same
US-2024181380-A1 · Jun 6, 2024 · US
Scrubber system and wet cleaning method using the same
US-11931683-B2 · Mar 19, 2024 · US
Water treating device and wet cleaning device including the same
US-2024067551-A1 · Feb 29, 2024 · US
Ozone scrubber and ozone scrubbing method
US-2023364555-A1 · Nov 16, 2023 · US
Air purifier and method of purifying air
US-2023219035-A1 · Jul 13, 2023 · US
Effluent gas treatment apparatus
US-2023158440-A1 · May 25, 2023 · US
Air purifier and air purifying method
US-2023151983-A1 · May 18, 2023 · US
Exhaust gas processing apparatus
US-11527422-B2 · Dec 13, 2022 · US
Process gas suction structure and exhaust gas treatment apparatus
US-11511226-B2 · Nov 29, 2022 · US
Sprayer for settling dust of coal mine
US-11492906-B2 · Nov 8, 2022 · US
Packed tower
US-2022274044-A1 · Sep 1, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D47/063?
- CPC B01D47/063 is the Cooperative Patent Classification code for “with two or more jets impinging against each other.”
- How many patents are filed under CPC B01D47/063 (with two or more jets impinging against each other)?
- Our database includes 43 publications tagged with this CPC code.
- Is patent activity under CPC B01D47/063 growing?
- Publication counts under this code: 6 in 2024 vs 5 in 2025 (latest complete years).