shaft kiln

shaft kiln

[′shaft ¦kil]
(engineering)
A kiln in which raw material fed into the top, moves down through hot gases flowing up from burners on either side at the bottom, and emerges as a product from the bottom; used for calcining operations.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
In 2010, nearly 20% of China's current cement production was from relatively obsolete vertical shaft kiln (VSK) cement plants, with the remainder from modern rotary kiln cement plants, including plants equipped with new suspension pre-heater and pre-calciner (NSP) kilns.
It wasn't until some 20 or 30 years later that a new type of kiln -- the shaft kiln -- was developed.
It is especially worrisome when we found out that smaller and medium-sized cement producers in Vietnam use old technology such as shaft kilns in producing cement and sell such products to pure importers in the Philippines at prices below the cost of production of domestic cement manufacturers."
" He mentions the continued use of shaft kilns by some small- and medium-sized cement manufacturers in Vietnam.
The Alekseevka lime factory has two shaft kilns and a grinding plant, and total annual production capacity of some 70,000 tons of quicklime.
The company plans construction of two new rotary lime kilns, which will replace the shaft kilns built in 1924.