Apparatus and method for electron irradiation scrubbing
US-2024316494-A1 · Sep 26, 2024 · US
Other waste gases
Other waste gases · 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 | B01D2258/02 |
| Official title | Other waste gases |
| Display label | Other waste gases |
| Total patents | 300 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 6 |
| 2016 | 14 |
| 2017 | 18 |
| 2018 | 15 |
| 2019 | 22 |
| 2020 | 25 |
| 2021 | 29 |
| 2022 | 42 |
| 2023 | 40 |
| 2024 | 28 |
| 2025 | 50 |
| 2026 | 11 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Submicron particle removal from gas streams
US-10500535-B2 · Dec 10, 2019 · US
Reclaiming device, reclaiming method, and recovery unit for CO2 or H2S or both
US-10471379-B2 · Nov 12, 2019 · US
Method and system for tissue treatment with critical/supercritical carbon dioxide
US-10428306-B2 · Oct 1, 2019 · US
Method for the Removal of Nitrous Oxide from Off Gas in Presence of Catalyst Comprising an Fe-AEI Zeolite Material Essentially Free of Alkali Metal
US-2019275504-A1 · Sep 12, 2019 · US
Submicron particle removal from gas streams
US-2019224610-A1 · Jul 25, 2019 · US
Method for Producing a Highly Porous Fine Powdered Slaked Lime Composition, and Product Obtained Therefrom
US-2019127273-A1 · May 2, 2019 · US
Process for the separation of methanol from gas mixtures
US-2018369745-A1 · Dec 27, 2018 · US
Method for producing oxide layer material in landfill field for treating methane gas by using household refuse
US-10159933-B2 · Dec 25, 2018 · US
Monitoring system for annular scrubbers
US-10155195-B2 · Dec 18, 2018 · US
Evaporative fuel vapor emission control systems
US-2018347424-A1 · Dec 6, 2018 · US
Method of absorbing acid compounds contained in a gaseous effluent using an amine-based aqueous solution
US-10137404-B2 · Nov 27, 2018 · US
Thermal power generation system and control method for same
US-2018328231-A1 · Nov 15, 2018 · US
SiOx FILTRATION UNIT AND METHOD FOR OPERATING THE SiOx FILTRATION UNIT
US-2018290093-A1 · Oct 11, 2018 · US
Metal-organic frameworks with a high density of highly charged exposed metal cation sites
US-10035127-B2 · Jul 31, 2018 · US
Compositional analysis of a gas or gas stream in a chemical reactor and method for preparing chlorosilanes in a fluidized bed reactor
US-10031082-B2 · Jul 24, 2018 · US
Exhaust gas decomposition apparatus and exhaust gas decomposition system including the same
US-2018154308-A1 · Jun 7, 2018 · US
Air filter operable for filtering cabin air in vehicles, agricultural machinery, construction equipment and other work machines
US-9956515-B2 · May 1, 2018 · US
Process for producing sodium carbonate/bicarbonate
US-2018050916-A1 · Feb 22, 2018 · US
Method and system for tissue treatment with critical/supercritical carbon dioxide
US-2018044639-A1 · Feb 15, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D2258/02?
- CPC B01D2258/02 is the Cooperative Patent Classification code for “Other waste gases.”
- How many patents are filed under CPC B01D2258/02 (Other waste gases)?
- Our database includes 300 publications tagged with this CPC code.
- Is patent activity under CPC B01D2258/02 growing?
- Publication counts under this code: 28 in 2024 vs 50 in 2025 (latest complete years).