Sheet production apparatus and sheet production method of sheet production apparatus
US-2026022516-A1 · Jan 22, 2026 · US
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Mixing apparatus
Mixing apparatus · Cooperative Patent Classification (CPC)
Textile and paper production, treatment, and products.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | D21B1/342 |
| Official title | {Mixing apparatus} |
| Display label | Mixing apparatus |
| Total patents | 15 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2016 | 2 |
| 2018 | 2 |
| 2019 | 2 |
| 2020 | 2 |
| 2021 | 2 |
| 2022 | 1 |
| 2023 | 1 |
| 2024 | 1 |
| 2025 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Stirring device, fiber structure manufacturing apparatus, and method of producing fiber structure
US-2025073655-A1 · Mar 6, 2025 · US
An accept tank mixing arrangement
US-2024229352-A1 · Jul 11, 2024 · US
Separation device and sheet manufacturing apparatus
US-2023220619-A1 · Jul 13, 2023 · US
Method of and an arrangement for adding a chemical to an approach flow system of a fiber web machine
US-11352749-B2 · Jun 7, 2022 · US
Method for treating biomass and device for treating biomass
US-11162216-B2 · Nov 2, 2021 · US
Method and apparatus for manufacturing fiber molded article, and binding raw material and method for manufacturing the same
US-2021164162-A1 · Jun 3, 2021 · US
Method of and an arrangement for adding a chemical to an approach flow system of a fiber web machine
US-2020407913-A1 · Dec 31, 2020 · US
High-concentration mixer for producing a cellulose suspension having a high cellulose concentration
US-10821408-B2 · Nov 3, 2020 · US
Method for treating biomass and device for treating biomass
US-2019345671-A1 · Nov 14, 2019 · US
Processing apparatus, sheet manufacturing apparatus, and processing method
US-2019203414-A1 · Jul 4, 2019 · US
High-concentration mixer for producing a cellulose suspension having a high cellulose concentration
US-2018345234-A1 · Dec 6, 2018 · US
Cellulose nanofilaments and method to produce same
US-9856607-B2 · Jan 2, 2018 · US
Method and apparatus for mixing a first fluid with a second fluid in a mixing chamber connected to a turbine chamber
US-9492801-B2 · Nov 15, 2016 · US
Mixing unit for use in a mixing apparatus and a mixing apparatus
US-9468893-B2 · Oct 18, 2016 · US