Jacek Kleszczewski

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Lodz, PL

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Patents Grantslast 30 patents

Information Patent Grant
Process for the manufacture of polymeric materials with a high chem...
- Patent number 5,736,608
- Issue date Apr 7, 1998
- Marceli Cyrkiewicz
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for preparing ceramic-like materials and the ceramic-like m...
- Patent number 5,683,616
- Issue date Nov 4, 1997
- Marceli Cyrkiewicz
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES