Apparatus and method for rapid cooling of high temperature gas
US-12383857-B2 · Aug 12, 2025 · US
Separating dispersed particles from gases, air or vapours by other methods
Separating dispersed particles from gases, air or vapours by other methods · 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 | B01D49/00 |
| Official title | Separating dispersed particles from gases, air or vapours by other methods |
| Display label | Separating dispersed particles from gases, air or vapours by other methods |
| Total patents | 45 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 6 |
| 2017 | 5 |
| 2018 | 3 |
| 2019 | 11 |
| 2020 | 5 |
| 2021 | 2 |
| 2022 | 6 |
| 2023 | 2 |
| 2024 | 1 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Cerium dioxide-supported low-dose PtCu ultrafine alloy catalyst, preparation method and application thereof
US-12325015-B2 · Jun 10, 2025 · US
Combustion apparatus and method of making a combustion apparatus
US-2025099894-A1 · Mar 27, 2025 · US
Combustion apparatus and method of making a combustion apparatus
US-12134066-B2 · Nov 5, 2024 · US
Effluent gas treatment apparatus
US-2023158440-A1 · May 25, 2023 · US
Photocatalytic air conditioning filter module with antiviral performance
US-2023133151-A1 · May 4, 2023 · US
Apparatus and method for rapid cooling of high temperature gas
US-2022323897-A1 · Oct 13, 2022 · US
Kit for measuring bioaerosol and particulate matter
US-2022221379-A1 · Jul 14, 2022 · US
Efficient microfluidic particulate matter (PM) removal device using staggered herringbone micromixers
US-11376535-B2 · Jul 5, 2022 · US
Air filter medium, filter pleat pack, and air filter unit
US-11338233-B2 · May 24, 2022 · US
Aircraft air contaminant collector device and method of use
US-11307119-B2 · Apr 19, 2022 · US
Cerium dioxide-supported low-dose ptcu ultrafine alloy catalyst, preparation method and application thereof
US-2022111364-A1 · Apr 14, 2022 · US
Elimination of polymer fouling in fluidized bed gas-phase fines recovery eductors
US-10988554-B2 · Apr 27, 2021 · US
Process for operating a polymer powder degasser vessel
US-10941222-B2 · Mar 9, 2021 · US
Method of increasing particulate size
US-2020338492-A1 · Oct 29, 2020 · US
Aircraft air contaminant collector device and method of use
US-2020340890-A1 · Oct 29, 2020 · US
Methods and systems for particulate matter removal from a process exhaust gas stream
US-2020325345-A1 · Oct 15, 2020 · US
Air filter medium, filter pleat pack, and air filter unit
US-2020230536-A1 · Jul 23, 2020 · US
Neon recovering/purifying system and neon recovering/purifying method
US-10703631-B2 · Jul 7, 2020 · US
Elimination of polymer fouling in fluidized bed gas-phase fines recovery eductors
US-2019382512-A1 · Dec 19, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D49/00?
- CPC B01D49/00 is the Cooperative Patent Classification code for “Separating dispersed particles from gases, air or vapours by other methods.”
- How many patents are filed under CPC B01D49/00 (Separating dispersed particles from gases, air or vapours by other methods)?
- Our database includes 45 publications tagged with this CPC code.
- Is patent activity under CPC B01D49/00 growing?
- Publication counts under this code: 1 in 2024 vs 3 in 2025 (latest complete years).