Method for controlling a synthesis loop
US-2025223248-A1 · Jul 10, 2025 · US
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by condensation
by condensation · 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 | C01C1/047 |
| Official title | {by condensation} |
| Display label | by condensation |
| Total patents | 22 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2017 | 2 |
| 2018 | 2 |
| 2019 | 3 |
| 2020 | 2 |
| 2021 | 1 |
| 2022 | 3 |
| 2023 | 1 |
| 2024 | 2 |
| 2025 | 6 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Ammonia synthesis system and operation method thereof
US-2025223182-A1 · Jul 10, 2025 · US
Control of an ammonia synthesis loop at partial load
US-2025214853-A1 · Jul 3, 2025 · US
Ammonia Synthesis Using A Reaction Apparatus
US-2025145481-A1 · May 8, 2025 · US
Method for operating an ammonia plant, and plant for producing ammonia
US-2025019251-A1 · Jan 16, 2025 · US
Method and apparatus for producing ammonia
US-2025011179-A1 · Jan 9, 2025 · US
Control of pressure in an ammonia cooling circuit at varying loads
US-2024336489-A1 · Oct 10, 2024 · US
High energy recovery nitric acid process using liquid oxygen containing fluid
US-11905172-B2 · Feb 20, 2024 · US
Control of an ammonia synthesis loop at partial load
US-2023331569-A1 · Oct 19, 2023 · US
Control of an ammonia synthesis loop at partial load
US-2022388854-A1 · Dec 8, 2022 · US
Synthesis of ammonia with internal cooling circuit
US-11434141-B2 · Sep 6, 2022 · US
Process for the synthesis of ammonia
US-11261099-B2 · Mar 1, 2022 · US
High energy recovery nitric acid process using liquid oxygen containing fluid
US-2021300759-A1 · Sep 30, 2021 · US
Method for increasing the capacity of an ammonia plant
US-10696561-B2 · Jun 30, 2020 · US
Multiple-pressure process for the production of ammonia
US-2020039831-A1 · Feb 6, 2020 · US
Process for the synthesis of ammonia
US-2019359494-A1 · Nov 28, 2019 · US
Synthesis of ammonia with internal cooling circuit
US-2019185332-A1 · Jun 20, 2019 · US
Ammonia synthesis system and method
US-10246340-B2 · Apr 2, 2019 · US
A process for production of ammonia from inert-free synthesis gas in multiple reaction systems
US-2018370810-A1 · Dec 27, 2018 · US
A method for increasing the capacity of an ammonia plant
US-2018141823-A1 · May 24, 2018 · US