Document Type and Number:
Japanese Patent JPS6261547
Kind Code:
B2
Abstract:
A cement clinker is produced by utilizing a combustible waste material as a fuel for preheating or calcining a cement material, by using an apparatus comprising a cement material feeder, a preheater or calcinator, a rotary kiln, cooler and means for flowing an exhaust gas from the rotary kiln to the preheater or calcinator, which apparatus is characterized by a heat-decomposer which is located between the preheater or calcinator and the rotary kiln and in which a combustible material is heat decomposed with an exhaust gas from the rotary kiln and the resultant combustible gas is burnt in the preheater or calcinator.
Inventors:
OGAWA TADASHI
ONO SHUNICHIRO
SHIBUYA KYOICHI
ONO SHUNICHIRO
SHIBUYA KYOICHI
Application Number:
JP3933779A
Publication Date:
December 22, 1987
Filing Date:
April 03, 1979
Export Citation:
Assignee:
SUMITOMO CEMENT CO
International Classes:
C04B7/44; B01J6/00; C04B7/43; F27B7/20; F27D13/00