Systems and methods of using a cooling system in a carbon capture process
US-12478913-B1 · Nov 25, 2025 · US
Washers with plural different washing sections (B01D47/14 takes precedence)
Washers with plural different washing sections (B01D47/14 takes precedence) · 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 | B01D47/12 |
| Official title | Washers with plural different washing sections (B01D47/14 takes precedence) |
| Display label | Washers with plural different washing sections (B01D47/14 takes precedence) |
| Total patents | 39 |
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 | 2 |
| 2016 | 1 |
| 2017 | 2 |
| 2019 | 5 |
| 2020 | 6 |
| 2021 | 7 |
| 2022 | 9 |
| 2023 | 3 |
| 2024 | 3 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Foreign substance collecting apparatus and electrical steel sheet manufacturing facility including same
US-12138709-B2 · Nov 12, 2024 · US
Apparatus and method for particulate capture from gas streams and a method of removing soluble particulate from a gas
US-12083468-B2 · Sep 10, 2024 · US
Method for unblocking pores in a selective catalytic reduction catalyst
US-12064756-B2 · Aug 20, 2024 · US
Purification device for purifying air and air purifier having same
US-11833466-B2 · Dec 5, 2023 · US
Effluent gas treatment apparatus
US-2023158440-A1 · May 25, 2023 · US
Method of treating a gas stream and method of operating an apparatus for producing a three-dimensional work piece
US-2023067216-A1 · Mar 2, 2023 · US
Method for unblocking pores in a selective catalytic reduction catalyst
US-2022401944-A1 · Dec 22, 2022 · US
Exhaust gas processing apparatus
US-11527422-B2 · Dec 13, 2022 · US
Apparatus and method for particulate capture from gas streams and a method of removing soluble particulate from a gas
US-2022184545-A1 · Jun 16, 2022 · US
Apparatus and a method for washing of hydrocarbon product vapor
US-11345862-B2 · May 31, 2022 · US
Apparatus and method for particulate capture from gas streams and a method of removing soluble particulate from a gas
US-11298646-B2 · Apr 12, 2022 · US
Scrubbing column for cleaning of gas streams
US-11285433-B2 · Mar 29, 2022 · US
Active wet scrubbing filtration system
US-11260336-B2 · Mar 1, 2022 · US
Foreign substance colecting apparatus and electrical steel sheet manufacturing facility including same
US-2022040790-A1 · Feb 10, 2022 · US
Treatment of offgas from urea finishing
US-11241649-B2 · Feb 8, 2022 · US
Scrubber for cleaning of a gas
US-11141691-B2 · Oct 12, 2021 · US
Scrubber for cleaning of a gas
US-11141690-B2 · Oct 12, 2021 · US
Treatment of offgas from urea finishing
US-2021245089-A1 · Aug 12, 2021 · US
Scrubbing column for cleaning of gas streams
US-2021170326-A1 · Jun 10, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D47/12?
- CPC B01D47/12 is the Cooperative Patent Classification code for “Washers with plural different washing sections (B01D47/14 takes precedence).”
- How many patents are filed under CPC B01D47/12 (Washers with plural different washing sections (B01D47/14 takes precedence))?
- Our database includes 39 publications tagged with this CPC code.
- Is patent activity under CPC B01D47/12 growing?
- Publication counts under this code: 3 in 2024 vs 1 in 2025 (latest complete years).