Selective catalytic reduction with integrated decomposition chamber with exhaust flow swirl generating design
US-2017354934-A1 · Dec 14, 2017 · US
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 | B01F3/04049 |
| Official title | — |
| Display label | Operations & Transport (mapped technology topic) |
| Total patents | 254 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 18 |
| 2016 | 28 |
| 2017 | 36 |
| 2018 | 29 |
| 2019 | 55 |
| 2020 | 37 |
| 2021 | 40 |
| 2022 | 10 |
| 2023 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Diesel exhaust fluid mixing system for a linear arrangement of diesel oxidation catalyst and selective catalytic reduction filter
US-9821282-B2 · Nov 21, 2017 · US
Method for formulating large diameter synthetic membrane vesicles
US-9808424-B2 · Nov 7, 2017 · US
Exhaust aftertreatment system having mixer assembly
US-9784163-B2 · Oct 10, 2017 · US
Method for formulating large diameter synthetic membrane vesicles
US-9737483-B2 · Aug 22, 2017 · US
Method for formulating large diameter synthetic membrane vesicles
US-9730892-B2 · Aug 15, 2017 · US
Method for formulating large diameter synthetic membrane vesicles
US-9724302-B2 · Aug 8, 2017 · US
Dosing and mixing arrangement for use in exhaust aftertreatment
US-9707525-B2 · Jul 18, 2017 · US
Gas cleaning system having a gas flow rectifier
US-9694315-B2 · Jul 4, 2017 · US
Using vortex rings to deliver gases at a distance
US-9682388-B2 · Jun 20, 2017 · US
Exhaust gas aftertreatment device for a combustion engine
US-9670816-B2 · Jun 6, 2017 · US
Mixing assembly for reducing exhaust reductant deposits
US-9616396-B2 · Apr 11, 2017 · US
High temperature quench system and process
US-9567268-B2 · Feb 14, 2017 · US
Multistage plate mixer
US-9556773-B2 · Jan 31, 2017 · US
Dosing and mixing arrangement for use in exhaust aftertreatment
US-9528415-B2 · Dec 27, 2016 · US
Method for formulating large diameter synthetic membrane vesicles
US-2016361260-A1 · Dec 15, 2016 · US
Exhaust gas flow distribution system
US-9518496-B2 · Dec 13, 2016 · US
Method and apparatus for mixing and atomizing a hydrocarbon stream using a diluent/dispersion stream
US-2016340598-A1 · Nov 24, 2016 · US
Mixing pipe arrangement with housing
US-2016312680-A1 · Oct 27, 2016 · US
Mixer for an exhaust system
US-9464552-B2 · Oct 11, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01F3/04049?
- CPC B01F3/04049 is the Cooperative Patent Classification code for “Operations & Transport.”
- How many patents are filed under CPC B01F3/04049 (Operations & Transport)?
- Our database includes 254 publications tagged with this CPC code.
- Is patent activity under CPC B01F3/04049 growing?
- Publication counts under this code: 10 in 2022 vs 1 in 2023 (latest complete years).