Process for controlling hydrogen sulfide and ammonia flow rates
US-2026001033-A1 · Jan 1, 2026 · US
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by sensing concentration of mixture, e.g. measuring pH value
by sensing concentration of mixture, e.g. measuring pH value · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G05D11/08 |
| Official title | by sensing concentration of mixture, e.g. measuring pH value |
| Display label | by sensing concentration of mixture, e.g. measuring pH value |
| Total patents | 12 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2017 | 1 |
| 2019 | 1 |
| 2020 | 2 |
| 2021 | 1 |
| 2023 | 1 |
| 2024 | 2 |
| 2025 | 3 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Process for controlling hydrogen sulfide and ammonia flow rates
US-12485384-B2 · Dec 2, 2025 · US
Pressure compensated venturi dispensing system
US-2025290243-A1 · Sep 18, 2025 · US
Pressure compensated Venturi dispensing system
US-12291811-B2 · May 6, 2025 · US
Pressure compensated venturi dispensing system
US-2024200255-A1 · Jun 20, 2024 · US
Pressure compensated Venturi dispensing system
US-11891741-B2 · Feb 6, 2024 · US
Process for controlling hydrogen sulfide and ammonia flow rates
US-2023046451-A1 · Feb 16, 2023 · US
Pressure compensated venturi dispensing system
US-2021132635-A1 · May 6, 2021 · US
Pressure compensated Venturi dispensing system
US-10877491-B2 · Dec 29, 2020 · US
Method to minimize the transition time from one polymer grade to another polymer grade in a polymerization plant
US-10669374-B2 · Jun 2, 2020 · US
Pressure compensated venturi dispensing system
US-2019079543-A1 · Mar 14, 2019 · US
Method to Minimize the Transition Time From One Polymer Grade to Another Polymer Grade in a Polymerization Plant
US-2017240699-A1 · Aug 24, 2017 · US