Methods and systems for controlling condensate when reducing oxygen content in biogas
US-2024001297-A1 · Jan 4, 2024 · US
Halogens or halogen compounds
Halogens or halogen compounds · 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 | B01D53/68 |
| Official title | Halogens or halogen compounds |
| Display label | Halogens or halogen compounds |
| Total patents | 201 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 12 |
| 2016 | 22 |
| 2017 | 12 |
| 2018 | 18 |
| 2019 | 16 |
| 2020 | 17 |
| 2021 | 17 |
| 2022 | 21 |
| 2023 | 23 |
| 2024 | 14 |
| 2025 | 24 |
| 2026 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Plasma abatement technology utilizing water vapor and oxygen reagent
US-2018366307-A1 · Dec 20, 2018 · US
Abatement system
US-2018214812-A1 · Aug 2, 2018 · US
Apparatus for evacuating a corrosive effluent gas stream from a processing chamber
US-2018207581-A1 · Jul 26, 2018 · US
Inlet assembly
US-2018209644-A1 · Jul 26, 2018 · US
Inlet assembly
US-10018354-B2 · Jul 10, 2018 · US
Flue gas treatment system and method
US-10005030-B2 · Jun 26, 2018 · US
Corrosion resistant abatement system
US-10005025-B2 · Jun 26, 2018 · US
Use of membrane for oxidative-dehydrogenation process
US-2018118638-A1 · May 3, 2018 · US
Alkalinity control agent supply method and apparatus for compressor impurity separation mechanism
US-9945609-B2 · Apr 17, 2018 · US
Automatic tuning control system for air pollution control systems
US-9910413-B2 · Mar 6, 2018 · US
Method for Recovering HCl from a HCl Containing Gas Stream
US-2018057358-A1 · Mar 1, 2018 · US
Uranium hexafluoride off-gas treatment system and method
US-2018030576-A1 · Feb 1, 2018 · US
Apparatus and method for evaporating waste water and reducing acid gas emissions
US-9861930-B2 · Jan 9, 2018 · US
Chlorine bypass device
US-9823020-B2 · Nov 21, 2017 · US
Vacuum pump with abatement function
US-9822974-B2 · Nov 21, 2017 · US
Wet flue gas desulfurization system with zero waste water liquid discharge
US-2017312683-A1 · Nov 2, 2017 · US
Aqueous lime slurry, preparation process and uses
US-9757685-B2 · Sep 12, 2017 · US
Method for separating organofluorine compounds using membrane
US-9725384-B2 · Aug 8, 2017 · US
Method of controlling a gas cleaning system by measuring a parameter of an absorbent material
US-9694316-B2 · Jul 4, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D53/68?
- CPC B01D53/68 is the Cooperative Patent Classification code for “Halogens or halogen compounds.”
- How many patents are filed under CPC B01D53/68 (Halogens or halogen compounds)?
- Our database includes 201 publications tagged with this CPC code.
- Is patent activity under CPC B01D53/68 growing?
- Publication counts under this code: 14 in 2024 vs 24 in 2025 (latest complete years).