FIELD: chemistry.
SUBSTANCE: mixture for making porous aggregate contains, wt %: clay 79.0-83.0; schungite which is ground until full passage through a sieve with 2 mm holes 11.0-13.0; mineral wool production wastes 3.0-4.0; phosphorite 3.0-4.0.
EFFECT: high strength of porous aggregate.
1 tbl
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Authors
Dates
2014-04-20—Published
2013-01-15—Filed