Title: Refuse pelletizer

Abstract: Apparatus capable of producing pellets of compacted refuse having a density of at least 20 lbs./ft..sup.3 comprising: (1) a cylindrical tube having a compacted chamber whose length is shorter than the shortest "critical length" for the refuse to be pelletized, with a feed port in the side wall of the tube and a discharge port at the end of the tube, (2) a feed hopper communicating with the inlet port of the tube, (3) a reciprocating ram in the inlet end of the tube capable of exerting a pressure of at least 200 psi on each forward stroke, and (4) a refuse flow restrictor in the tube in which the degree of restriction is controlled in response to changes in the ram pressure required to advance the compacted refuse down the tube.

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Inventors: Pelton, John F. (Yorktown Heights, NY, US)

Application Number: 876697
Filing Date: 1978-02-10
Publication_date: 1979-01-09
Assignee: Union Carbide Corporation (New York, NY)
Primary Class(es): 100/43 100/98R, 100/209, 110/109
Other Classes:
US Patent Ref:

751752	Feb, 1904	Pilliod	100/185.
2296516	Sep, 1942	Goss	100/DIG.
2984173	May, 1961	Roche	100/185.
3021254	Feb, 1962	Helversen	100/127.
3044391	Jul, 1962	Pellett	100/DIG.
3179040	Apr, 1965	Seltzer	100/192.
3621774	Nov, 1971	Dedio	100/179.

Other Refs: 1122892714753821567338854612026438754411140407176137

Jan, 1962	DE
Apr, 1972	DE
May, 1973	DE
Sep, 1943	FR
Aug, 1923	GB
Aug, 1961	GB
Jan, 1969	GB
Mar, 1966	SU

Primary Examiner: Wilhite, Billy J.
Assistant Examiner:
Attorney: Kastriner; Lawrence G.