Process for the treatment of stockpile material, containers for

Details Process for the treatment of stockpile material, containers for Process for the treatment of stockpile material, containers for

1988-08-10

1990-06-26

Taylor, Dennis L.

Hydraulic and earth engineering

Soil remediation

In situ contaminant removal or stabilization

405 53, 405129, B09B 100

Patent

active

049367064

ABSTRACT:
Proposed is a process for the treatment of stockpile material in which stockpile material is treated by means of liquids and/or gases in a stockpile material body at least essentially sealed all around; further a container for the long-term storage of stockpile material, with a casing resting on a base and a cover for the casing cavity, as well as a radial gradient drainage to the container bottom center, in which a first surface filter layer with drainage pipes and on top of this a first mineral sealing layer is disposed on the container bottom, the first surface filter layer and the sealing layer each covering the free surface of the container bottom, a bottom/side sealing apron whose lateral portion lightly abuts the casing abutting the sealing layer towards the top, a second filter layer with drainage pipes on which the stockpile material is stored being provided above and radially within the bottom/side sealing apron; as well as a releasable roof for cylindrical stockpile material containers with centrally charged circular conveyor for the stockpile material.

REFERENCES:
patent: 3586624 (1971-06-01), Larson
patent: 3732697 (1973-05-01), Dickson
patent: 4166709 (1979-09-01), Valiga
patent: 4252462 (1981-02-01), Klingle et al.
patent: 4335978 (1982-06-01), Mutch
patent: 4352601 (1982-10-01), Valiga et al.
patent: 4362434 (1982-12-01), Valiga et al.
patent: 4430021 (1984-02-01), Wagner et al.

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