An injection element for injecting a fluid into a tank
US-2026041071-A1 · Feb 12, 2026 · US
by injecting a mixture of liquid and gas
by injecting a mixture of liquid and gas · 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 | B01F23/454 |
| Official title | by injecting a mixture of liquid and gas |
| Display label | by injecting a mixture of liquid and gas |
| Total patents | 38 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 3 |
| 2017 | 2 |
| 2018 | 3 |
| 2019 | 5 |
| 2020 | 3 |
| 2021 | 6 |
| 2022 | 5 |
| 2023 | 2 |
| 2024 | 2 |
| 2025 | 3 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Blood sample management using open cell foam
US-12533061-B2 · Jan 27, 2026 · US
Gas-liquid injection apparatus and preparation method
US-2025205657-A1 · Jun 26, 2025 · US
Method for mixing gas-free liquid oxidant with process liquid
US-12312264-B2 · May 27, 2025 · US
Substrate processing apparatus and substrate processing method
US-12211708-B2 · Jan 28, 2025 · US
Substrate processing apparatus and substrate processing method
US-2024096651-A1 · Mar 21, 2024 · US
Substrate processing apparatus and substrate processing method
US-11881417-B2 · Jan 23, 2024 · US
Apparatus and arrangement for introducing a gas into a main medium in particular in waste water treatment
US-11673102-B2 · Jun 13, 2023 · US
Method for Bubble-Free Gas-Enrichment of a Flowing Liquid within a Conduit
US-2023022647-A1 · Jan 26, 2023 · US
Method for bubble-free gas-enrichment of a flowing liquid within a conduit
US-11420165-B2 · Aug 23, 2022 · US
Blood Sample Management Using Open Cell Foam
US-2022192555-A1 · Jun 23, 2022 · US
VacFlush adaptor for submersible pumps
US-11352277-B2 · Jun 7, 2022 · US
Blood sample management using open cell foam
US-11298061-B2 · Apr 12, 2022 · US
Multiphase flow mixing apparatus and method of mixing
US-11241662-B2 · Feb 8, 2022 · US
Method for mixing gas-free liquid oxidant with process liquid
US-2021331955-A1 · Oct 28, 2021 · US
Method for Bubble-Free Gas-Enrichment of a Flowing Liquid within a Conduit
US-2021252463-A1 · Aug 19, 2021 · US
Method for mixing gas-free liquid oxidant with process liquid
US-11084744-B2 · Aug 10, 2021 · US
Method for bubble-free gas-enrichment of a flowing liquid within a conduit
US-10960364-B2 · Mar 30, 2021 · US
Apparatus and arrangement for introducing a gas into a main medium in particular in waste water treatment
US-2021031153-A1 · Feb 4, 2021 · US
Method and installation for ozone treatment of wastewater
US-10882769-B2 · Jan 5, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01F23/454?
- CPC B01F23/454 is the Cooperative Patent Classification code for “by injecting a mixture of liquid and gas.”
- How many patents are filed under CPC B01F23/454 (by injecting a mixture of liquid and gas)?
- Our database includes 38 publications tagged with this CPC code.
- Is patent activity under CPC B01F23/454 growing?
- Publication counts under this code: 2 in 2024 vs 3 in 2025 (latest complete years).