Heating – Tumbler-type rotary - drum furnace – Having combustion products generated in or fed to drum
Patent
1980-03-27
1981-10-20
Camby, John J.
Heating
Tumbler-type rotary - drum furnace
Having combustion products generated in or fed to drum
106100, 432 14, F27B 702
Patent
active
042958237
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 resultant combustible gas is burnt in the preheater or calcinator.
REFERENCES:
patent: 3925091 (1975-12-01), Yoshida et al.
patent: 4081285 (1978-03-01), Pennell
Ogawa Tadashi
Ono Shunichiro
Shibuya Kyoichi
Camby John J.
Sumitomo Cement Co. Ltd.
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