Furnaces – With fuel treatment means – Preliminary refuse treatment means
Patent
1987-12-02
1988-08-23
Favors, Edward G.
Furnaces
With fuel treatment means
Preliminary refuse treatment means
34108, 110229, 110246, 432103, B23K 302, B44B 702, F23D 1400
Patent
active
047652551
ABSTRACT:
A system for pyrolysing/drying biological sludge by indirectly heating the same by means of hot fumes, characterized by the fact that it incorporates a rotary furnace secured angularly to a cover skirt and defining, with the same, a cavity in which to circulate the aforementioned heating fumes; the aforementioned skirt being supported in rotary manner on powered rollers and connection to the utility pipes and to the sludge loading/unloading means fixed to the floor being made by means of devices consisting of a first frame turning together with the furnace and the respective skirt and supporting, in idle manner by means of rolling bodies, and a second frame connected to the aforementioned pipes.
REFERENCES:
patent: 4084521 (1978-04-01), Herbold et al.
patent: 4205613 (1980-06-01), Fio Rito et al.
patent: 4361100 (1982-11-01), Hinger
patent: 4696116 (1987-09-01), Livingston
Favors Edward G.
Stella S.p.A.
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