FIELD: mining.
SUBSTANCE: stowing mix, containing crushed granulated blast-furnace slag, an inert filler, water and ground limestone, includes the specified acid slag of III grade, containing particles of less than 3 mcm - at least 13%, the specified limestone, containing particles of less than 3 mcm - 45%, the inert filler is represented by rock refuse from wet magnetic separation of ferruginous quartzites and additionally - a superplasticiser SP-1, at the following ratio of components, wt %: specified slag - 12; specified filler - 60; specified limestone - 10; superplasticiser SP-1 - 0.5 of slag content; water - balance.
EFFECT: reduced consumption of binders, higher strength of massif at the age of 28 days, wastes recycling, reduced contamination of environment.
1 ex, 2 tbl
Title | Year | Author | Number |
---|---|---|---|
HARDENING STOWING MIXTURE | 2011 |
|
RU2456456C1 |
COMPOSITION OF FILL MIXTURE | 2011 |
|
RU2455493C1 |
FILLING MIXTURE COMPOUND | 2010 |
|
RU2430238C1 |
FILLING MIXTURE COMPOUND | 2010 |
|
RU2425980C1 |
COMPOSITION OF STOWAGE MIXTURE | 2009 |
|
RU2396435C1 |
FILLING MIXTURE COMPOSITION | 2010 |
|
RU2433274C1 |
FILLING MIXTURE COMPOUND | 2010 |
|
RU2431044C1 |
COMPOSITION OF FILLING MASS | 2012 |
|
RU2513897C1 |
STOWING COMPOSITION | 2013 |
|
RU2531408C1 |
BACKFILLING COMPOSITE MATERIAL | 2014 |
|
RU2568657C1 |
Authors
Dates
2012-03-20—Published
2010-09-13—Filed