Marcel Sychra

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Patents Grantslast 30 patents

Information Patent Grant
Stable aqueous dispersions for sizing paper
- Patent number 6,380,299
- Issue date Apr 30, 2002
- Krems Chemis Aktiengesellschaft
- Kurt Fischer
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Air entraining agent for concrete and mortar mixtures
- Patent number 5,759,259
- Issue date Jun 2, 1998
- Krems Chemie Aktiengesellschaft
- Marcel Sychra
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents

Information Patent Application
Paper-Sizing Emulsion, Process for Preparing It and Use Thereof
- Publication number 20090095431
- Publication date Apr 16, 2009
- KEMIRA CHEMIE GES.MBH
- Johannes Fallmann
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE