Kemira Oyj - Company Profile
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View up-to-date information on Kemira Oyj patents, including inventor and filing insights.
Patent Trends
| Publication Identifier | Document Type | Title | Classification-CPC | Publication Date |
|---|---|---|---|---|
| US20230391718A1 | Application | Method for preparing arylvinylsulphones | B01J31/2252; C07C315/04 | December 07, 2023 |
| US11834355B2 | Grant | Method and system for phosphate recovery from a stream | C01B25/306; C01G49/10; C02F1/481; C02F1/5209; C02F1/5245; C02F2001/007; C02F2101/105; C02F2209/18; C02F3/28 | December 05, 2023 |
| US11834792B2 | Grant | Paper strength improvement using metal chelates and synthetic cationic polymers | D21H17/55; D21H17/66; D21H17/69; D21H17/74; D21H21/20; D21H23/50 | December 05, 2023 |
| US20230383378A1 | Application | A control system of a copper extraction process | C22B15/0071; C22B15/0084; C22B15/0095; C22B3/26; C25C1/12 | November 30, 2023 |
| EP3994311B1 | Grant | Verfahren zur herstellung von papier oder karton und papier oder karton, durch das verfahren und verwendung eines kationischen emulsionspolymers bei der herstellung von papier oder karton erhaltenen papiers oder karton | D21H11/16; D21H17/375; D21H17/56; D21H21/06; D21H21/10; D21H21/18; D21H21/20; D21H23/16; D21H23/765; Y02W30/64 | November 29, 2023 |
Top Inventors by Filings (Count by publication)
| Name | Count |
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