De-aerating froth products
US-12533608-B2 · Jan 27, 2026 · US
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by varying ambient atmospheric pressure
by varying ambient atmospheric pressure · 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 | B03D1/04 |
| Official title | by varying ambient atmospheric pressure |
| Display label | by varying ambient atmospheric pressure |
| Total patents | 13 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2017 | 2 |
| 2018 | 2 |
| 2019 | 5 |
| 2023 | 1 |
| 2024 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Apparatus and method for reagentizing and aerating feed to flotation machines
US-2024375122-A1 · Nov 14, 2024 · US
De-aerating froth products
US-2023091569-A1 · Mar 23, 2023 · US
Method for constructing a flotation apparatus, flotation apparatus, method and system for flotation and use
US-10507472-B2 · Dec 17, 2019 · US
Pressure controlled gas flotation
US-10301190-B2 · May 28, 2019 · US
Method for constructing a flotation apparatus, flotation apparatus, method and system for flotation and use
US-2019126292-A1 · May 2, 2019 · US
Gas recirculation in mineral flotation
US-10252276-B2 · Apr 9, 2019 · US
Dimensionally controlled ‘engineered polymer bubble’ for flotation separation
US-10245597-B2 · Apr 2, 2019 · US
Nanobubbles for enhanced interaction between solids and gas volumes
US-10155229-B2 · Dec 18, 2018 · US
Gas recirculation in mineral flotation
US-2018353971-A1 · Dec 13, 2018 · US
Pressure Controlled Gas Flotation
US-2017267548-A1 · Sep 21, 2017 · US
Nanobubbles for enhanced interaction between solids and gas volumes
US-2017043356-A1 · Feb 16, 2017 · US
Dimensionally controlled 'engineered polymer bubble' for flotation separation
US-2015083646-A1 · Mar 26, 2015 · US