FIELD: metallurgy.
SUBSTANCE: restoration mixture consists of coke nut, cannel coal of grade D with yield of volatiles more than 40% porosity more than 15% and with increased filtering property, and wood chips in the capacity of ripper in following mass ratio of components, % (by carbon): cannel coal of grade D 25-55, wood chips 5-7, coke nut is the rest.
EFFECT: invention provides development of restoration mixture with increased filtering property for silicon single-oxide.
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|
RU2366740C2 |
| REDUCING MIXTURE FOR MELTING FERROALLOYS | 2002 |
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RU2704872C1 |
