Air distributor for a bioleaching system

Pipes and tubular conduits – Plural duct – Coaxial

Reexamination Certificate

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Details

C138S121000, C138S177000

Reexamination Certificate

active

07314066

ABSTRACT:
An air distributor for use in heap or dump leaching systems is disclosed. The air distributor includes an air pipe having a series of holes for releasing air from the pipe and one or more protective members spaced outwardly of the air holes to shield the air holes.

REFERENCES:
patent: 3369665 (1968-02-01), Paulson
patent: 3469706 (1969-09-01), Kissell
patent: 3699684 (1972-10-01), Sixt
patent: 3830373 (1974-08-01), Sixt
patent: 3976578 (1976-08-01), Beane
patent: 4098698 (1978-07-01), Lamothe
patent: 4231770 (1980-11-01), Johnson, Jr.
patent: 4280826 (1981-07-01), Johnson, Jr.
patent: 4894156 (1990-01-01), Murken
patent: 5335945 (1994-08-01), Meyers
patent: 5603358 (1997-02-01), Lepoutre
patent: 6899359 (2005-05-01), Presby
patent: 694635 (1996-01-01), None
patent: 8600353 (1986-07-01), None
patent: 1596189 (1990-09-01), None

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