Method of and an arrangement for adding at least one additional stock component to an approach flow system of a fiber web machine
US-11459700-B2 · Oct 4, 2022 · US
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adding fibre agglomeration compositions
adding fibre agglomeration compositions · 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 | D21F1/82 |
| Official title | adding fibre agglomeration compositions |
| Display label | adding fibre agglomeration compositions |
| Total patents | 13 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 2 |
| 2017 | 1 |
| 2018 | 2 |
| 2020 | 3 |
| 2021 | 2 |
| 2022 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
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
Composite, molded product, and method for producing molded product
US-2021301106-A1 · Sep 30, 2021 · US
Method of and an arrangement for adding at least one additional stock component to an approach flow system of a fiber web machine
US-2021189650-A1 · Jun 24, 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
Increased drainage performance in papermaking systems using microfibrillated cellulose
US-10851498-B2 · Dec 1, 2020 · US
A method for measuring disintegration of a fibrous product
US-2020116620-A1 · Apr 16, 2020 · US
Increased drainage performance in papermaking systems using microfibrillated cellulose
US-2018080175-A1 · Mar 22, 2018 · US
Sheet manufacturing apparatus and sheet manufacturing method
US-2018072002-A1 · Mar 15, 2018 · US
Sheet manufacturing apparatus and sheet manufacturing method
US-9849634-B2 · Dec 26, 2017 · US
Sheet manufacturing apparatus and sheet manufacturing method
US-2016229129-A1 · Aug 11, 2016 · US
Method for manufacturing paper using a cationic polymer obtained by hofmann degradation
US-9303359-B2 · Apr 5, 2016 · US
Method for manufacturing paper using a cationic polymer obtained by hofmann degradation
US-2015176208-A1 · Jun 25, 2015 · US