FIELD: construction engineering.
SUBSTANCE: mixture for manufacturing of a porous aggregate contains montmorillonite clay, coal, dolomite and rougher tailings made after apatite and brazilite concentrates are recovered from ore, wt %: montmorillonite clay - 39.0-43.0; coal - 1.0-2.0; dolomite - 6.0-8.0; specified rougher tailings - 48.0-53.0.
EFFECT: higher durability.
1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
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|
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|
RU2391322C1 |
