Compositions: coating or plastic – Coating or plastic compositions – Proteinaceous material containing
Patent
1975-04-21
1977-01-25
Poer, J.
Compositions: coating or plastic
Coating or plastic compositions
Proteinaceous material containing
C04B 744
Patent
active
040049388
ABSTRACT:
In the manufacture of cement clinker from limestone and clay components exhaust gases from a rotary kiln are delivered via a conduit to the final stage of a multiple stage cyclone preheater for the limestone. The limestone and low grade fuel are introduced to the conduit and calcined therein by a separate firing process immediately prior to the discharge of the calcined limestone to the kiln.
REFERENCES:
patent: 1557873 (1925-10-01), Pike
Ritzmann Horst
Rohrbach Rudolf
Poer J.
Polysius AG
Rohrbach Rudolf
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