Method for reducing the leachability of granular material and gr

Details Method for reducing the leachability of granular material and gr Method for reducing the leachability of granular material and gr

1990-12-12

1993-01-19

Beck, Shrive

Stock material or miscellaneous articles

Coated or structually defined flake, particle, cell, strand,...

Particulate matter

427221, 427242, 428403, B32B 904

Patent

active

051806380

ABSTRACT:
A method for reducing the leachability of granular material which consists essentially of an inorganic binder and a filler containing contaminants, in which individual particles of the granular material are coated with a closed coating of a water-insoluble and water-repellent polymer composition. The coating is preferably a bituminous material.

REFERENCES:
patent: 3010840 (1961-11-01), Goff et al.
patent: 3481768 (1969-12-01), Gowdy
patent: 3619263 (1971-11-01), Bremer
patent: 4087572 (1978-05-01), Nimerick
patent: 4280921 (1981-07-01), May
patent: 4474852 (1984-10-01), Craig
patent: 4741782 (1988-05-01), Styron
Environmal Science & Technology, vol. 15 (Mar. 1981) pp. 239-240.

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