Maria I. Zubik

Follow

Person

Krivoi Rog, SU

People

Patents Grantslast 30 patents

Information Patent Grant
Raw mix for producing Portland cement clinker
- Patent number 4,220,475
- Issue date Sep 2, 1980
- Vladimir A. Tokar
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Process for the preparation of Portland cement clinker
- Patent number 4,219,363
- Issue date Aug 26, 1980
- Vladimir A. Tokar
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES