Unit for Passive Transfer of CO2 from Flue Gas or Ambient Air
US-2021394131-A1 · Dec 23, 2021 · US
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Operations & Transport
Operations & Transport · 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 | B01F2003/04312 |
| Official title | — |
| Display label | Operations & Transport (mapped technology topic) |
| Total patents | 14 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2017 | 4 |
| 2018 | 2 |
| 2019 | 3 |
| 2020 | 2 |
| 2021 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Microbubble generation device and equipment
US-11179683-B2 · Nov 23, 2021 · US
Microbubble integrated structure and method of manufacturing the same
US-11123696-B2 · Sep 21, 2021 · US
Nested bubbling apparatus
US-10737225-B2 · Aug 11, 2020 · US
Microbubble generation device and equipment
US-2020122098-A1 · Apr 23, 2020 · US
Microbubble integrated structure and method of manufacturing the same
US-2019247808-A1 · Aug 15, 2019 · US
Gas spargers and related container systems
US-10328404-B2 · Jun 25, 2019 · US
Nested Bubbling Apparatus
US-2019105616-A1 · Apr 11, 2019 · US
Floating apparatus for membrane biofilm reactor and process for water treatment
US-2018022625-A1 · Jan 25, 2018 · US
Adjustable variable bubble size aeration for submerged membrane air scour
US-9862628-B2 · Jan 9, 2018 · US
Nozzle for dissolved air flotation system
US-9808810-B2 · Nov 7, 2017 · US
Gas spargers and related container systems
US-2017246603-A1 · Aug 31, 2017 · US
Gas spargers and related container systems
US-9682353-B2 · Jun 20, 2017 · US
Gas spargers and related container systems
US-2017001160-A1 · Jan 5, 2017 · US