using only a ring of lifting elements to lift the charge

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Patents Grantslast 30 patents

Information Patent Grant
Feeding system for a lime reburning kiln
- Patent number 5,213,496
- Issue date May 25, 1993
- A. Ahlstrom Corporation
- Arto J. Ahvenainen
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Rotary kiln plant
- Patent number 4,125,363
- Issue date Nov 14, 1978
- F. L. Smidth & Co.
- Dan S. Hansen
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Grant
Method of heat treating raw materials and rotary kiln plant therefor
- Patent number 4,115,136
- Issue date Sep 19, 1978
- F. L. Smidth & Co.
- Dan S. Hansen
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Grant
3456933
- Patent number 3,456,933
- Issue date Jul 22, 1969
- F27 - FURNACES KILNS OVENS RETORTS