Rotary kiln calciner original

The oldest and newest coke calciners in North America (which accounts for almost 75% of the free world capacity) are rotary kilns similar to those employed by the cement industry. The original versions were quite unsophisticated, consisting merely of long, inclined, refractory lined, steel cylinders which were attached by a breeching to a stack at the upper end which provided the necessary... 

Except for the rotary kiln itself, which now represents only a fraction of the total capital cost, today s modern coke calcining plants bear little resemblance to the original facilities (Figure 2). Even the kiln itself has undergone major changes, not the least of which is increased capacity. A typical modern kiln,... 

Chamotte. A W. European word (originally German) which has now also been adopted in the UK, denoting refractory clay that has been specially fired and crushed for use as a non-plastic component of a refractory batch it is generally made by calcination of lumps of the raw clay in a shaft kiln or in a rotary kiln (cf. grog)... 

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