Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9580865 | Method for dissolving cationic starch, papermaking agent and its use | Asko Karppi | 2017-02-28 |
| 9290393 | Processes for making high iron content stable ferric chloride solutions | Krister Eskilsson, Stig Gunnarsson, Jeffrey M. Campbell, Jan Pavlicek, Faziollah Azarnoush | 2016-03-22 |
| 9073847 | Method and an arrangement for separating at least one carboxylic acid and furfural from a dilute aqueous mixture thereof | Antero Laitinen, Jukka Hietala | 2015-07-07 |
| 9024066 | Method for recovering and purifying propionic acid | Tom Granstrom, Juhana Ahola, Jukka Hietala | 2015-05-05 |
| 8492586 | Process for preparation of formate salt | Jarmo Reunanen, Pekka Oinas, Timo Nissinen | 2013-07-23 |
| 6429333 | Method for preparing formic acid | Kari Saari, Antti Vuori, Marko Lahtinen | 2002-08-06 |