Dieter Dreyer

Follow

Person

Ennigerloh, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Apparatus and method for the heat treatment of fine-grained material
- Patent number 4,861,265
- Issue date Aug 29, 1989
- Krupp Polysius AG
- Manfred Durr
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Process for the heat-treatment of fine-grained material
- Patent number 4,300,879
- Issue date Nov 17, 1981
- Krupp Polysius AG
- Wolf Goldmann
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES