Mixing fluids in welding-type equipment
US-2022258105-A1 · Aug 18, 2022 · 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 | B01F3/028 |
| Official title | — |
| Display label | Operations & Transport (mapped technology topic) |
| Total patents | 32 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 4 |
| 2017 | 4 |
| 2018 | 2 |
| 2019 | 2 |
| 2020 | 8 |
| 2021 | 7 |
| 2022 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Gaseous fuel mixer assembly for engine and engine system operating method
US-11236705-B2 · Feb 1, 2022 · US
Gaseous fuel mixer assembly for engine and engine system operating method
US-2021404422-A1 · Dec 30, 2021 · US
Gas mixing device for linearizing or calibrating gas analyzers
US-2021394140-A1 · Dec 23, 2021 · US
Method for mixing at least two gases
US-11180368-B2 · Nov 23, 2021 · US
Gas injector with baffle
US-2021322934-A1 · Oct 21, 2021 · US
Gas injector with baffle
US-11077410-B2 · Aug 3, 2021 · US
Method for mixing at least two gases
US-2021171342-A1 · Jun 10, 2021 · US
Film forming apparatus
US-10896831-B2 · Jan 19, 2021 · US
Control device for an internal combustion engine
US-10851739-B2 · Dec 1, 2020 · US
Gas management system
US-2020358241-A1 · Nov 12, 2020 · US
Gas management system
US-2020358240-A1 · Nov 12, 2020 · US
Gas mixer for proving a gas mixture usable in hospitals
US-2020261862-A1 · Aug 20, 2020 · US
Method for carrying out phosphide in-situ injection synthesis by carrier gas
US-2020157704-A1 · May 21, 2020 · US
Method for carrying out phosphide in-situ injection synthesis by carrier gas
US-10648100-B1 · May 12, 2020 · US
Control device for an internal combustion engine
US-2020141365-A1 · May 7, 2020 · US
Vacuum pumping system
US-2020047225-A1 · Feb 13, 2020 · US
Gas injector with baffle
US-2019105614-A1 · Apr 11, 2019 · US
Biogas blending and verification systems and methods
US-10214702-B2 · Feb 26, 2019 · US
Biogas Blending and Verification Systems and Methods
US-2018155649-A1 · Jun 7, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01F3/028?
- CPC B01F3/028 is the Cooperative Patent Classification code for “Operations & Transport.”
- How many patents are filed under CPC B01F3/028 (Operations & Transport)?
- Our database includes 32 publications tagged with this CPC code.
- Is patent activity under CPC B01F3/028 growing?
- Publication counts under this code: 7 in 2021 vs 2 in 2022 (latest complete years).