Martin Schachtl

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Buch, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method for producing bleached wood fibre material
- Patent number 11,725,338
- Issue date Aug 15, 2023
- BASF SE
- Stefan Erren
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for producing bleached wood fibre material
- Patent number 11,015,290
- Issue date May 25, 2021
- BASF SE
- Stefan Erren
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Use of sodium dithionite in pulping
- Patent number 9,121,135
- Issue date Sep 1, 2015
- BASF SE
- Stefan Erren
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PRODUCING BLEACHED WOOD FIBRE MATERIAL
- Publication number 20210254280
- Publication date Aug 19, 2021
- BASF SE
- Stefan ERREN
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD FOR PRODUCING BLEACHED WOOD FIBRE MATERIAL
- Publication number 20180216292
- Publication date Aug 2, 2018
- BASF SE
- Stefan ERREN
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
USE OF SODIUM DITHIONITE IN PULPING
- Publication number 20140158315
- Publication date Jun 12, 2014
- BASF SE
- Stefan Erren
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE