Hanna HOFFREN

Follow

Person

Helsinki, FI

People

Patents Grantslast 30 patents

Information Patent Grant
Process for the preparation of a mixture of chelating agents, mixtu...
- Patent number 11,225,456
- Issue date Jan 18, 2022
- Kemira Oyj
- Reijo Aksela
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

Information Patent Application
Process for the Preparation of a Mixture of Chelating Agents, Mixtu...
- Publication number 20200223786
- Publication date Jul 16, 2020
- KEMIRA OYJ
- Reijo AKSELA
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Process for the Preparation of a Mixture of Chelating Agents, Mixtu...
- Publication number 20200181063
- Publication date Jun 11, 2020
- KEMIRA OYJ
- Reijo AKSELA
- C07 - ORGANIC CHEMISTRY