Dechlorination of mixed plastics pyrolysis oils using devolatilization extrusion and chloride scavengers
US-2019270939-A1 · Sep 5, 2019 · US
of acid contaminants, e.g. acid gas removal
of acid contaminants, e.g. acid gas removal · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C10K1/003 |
| Official title | {of acid contaminants, e.g. acid gas removal} |
| Display label | of acid contaminants, e.g. acid gas removal |
| Total patents | 101 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 23 |
| 2016 | 15 |
| 2017 | 13 |
| 2018 | 6 |
| 2019 | 9 |
| 2020 | 8 |
| 2021 | 6 |
| 2022 | 6 |
| 2023 | 6 |
| 2024 | 6 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Process for the removal of acid gases from gaseous mixtures using an aqueous solution of 2-dimethylamino-2-hydroxymethyl-1, 3-propanediol
US-10286356-B2 · May 14, 2019 · US
Synthetic fuels and chemicals production with in-situ CO2 capture
US-10253266-B2 · Apr 9, 2019 · US
Aqueous solution of 2-dimethylamino-2-hydroxymethyl-1, 3-propanediol useful for acid gas removal from gaseous mixtures
US-10159930-B2 · Dec 25, 2018 · US
Method for removing carbon dioxide in acidic gas and apparatus therefor
US-2018361315-A1 · Dec 20, 2018 · US
Novel beta-hydroxylated tertiary diamines, a process for their synthesis and their use for eliminating acid compounds a gaseous effluent
US-2018251421-A1 · Sep 6, 2018 · US
Improved dimethyl ethylene glycol composition for acid gas treatment
US-2018161721-A1 · Jun 14, 2018 · US
Aqueous absorbent composition for enhanced removal of hydrogen sulfide from gaseous mixtures and method for using the same
US-9937462-B2 · Apr 10, 2018 · US
System and method for power production using partial oxidation
US-2018073430-A1 · Mar 15, 2018 · US
Low-Effluent Syngas Handling System
US-2017342339-A1 · Nov 30, 2017 · US
Degradant concentration measurement device and acidic gas removal device
US-9782720-B2 · Oct 10, 2017 · US
Co shift catalyst, co shift reaction apparatus, and method for purifying gasified gas
US-2017267939-A1 · Sep 21, 2017 · US
Thermal sensing system
US-9766133-B2 · Sep 19, 2017 · US
Aqueous solution of 2-dimethylamino-2-hydroxymethyl-1, 3-propanediol useful for acid gas removal from gaseous mixtures
US-2017239613-A1 · Aug 24, 2017 · US
Process for the removal of acid gases from gaseous mixtures using an aqueous solution of 2-dimethylamino-2-hydroxymethyl-1, 3-propanediol
US-2017225117-A1 · Aug 10, 2017 · US
Systems and methods for separating chlorine-containing species from aqueous solutions of chlorine-containing species
US-9718047-B2 · Aug 1, 2017 · US
Feed injector for a gasification system
US-9644158-B2 · May 9, 2017 · US
Energy efficient gasification based multi generation apparatus employing energy efficient gasification plant-directed process schemes and related methods
US-9605221-B2 · Mar 28, 2017 · US
Energy efficient gasification based multi generation apparatus employing advanced process schemes and related methods
US-9605220-B2 · Mar 28, 2017 · US
Novel beta-hydroxylated tertiary diamines, a process for their synthesis and their use for eliminating acid compounds a gaseous effluent
US-2017081275-A1 · Mar 23, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C10K1/003?
- CPC C10K1/003 is the Cooperative Patent Classification code for “of acid contaminants, e.g. acid gas removal.”
- How many patents are filed under CPC C10K1/003 (of acid contaminants, e.g. acid gas removal)?
- Our database includes 101 publications tagged with this CPC code.
- Is patent activity under CPC C10K1/003 growing?
- Publication counts under this code: 6 in 2024 vs 3 in 2025 (latest complete years).