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RU1783232C
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Evaporative cooling system
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SU1760240A1
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Waste-heat boiler
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SU1728595A1
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Gas duct shield
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SU1681942A1
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Apparatus for treating refractory oxides in low-temperature plasma
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SU1700336A1
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Separating device
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SU1657858A1
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Boiler heating surface
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SU1672183A1
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Cooled roof of fluidized bed furnace for firing sulfide-containing materials
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SU1560898A1
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Boiler
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SU1689734A1
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Rotary furnace
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SU1560968A1
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Coded gas duct of fluidized-bed furnace for roasting sulfide-containing concentrates
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SU1598223A1
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Device for compensating for reactive power of induction installation
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SU1506248A1
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Method of starting fluidized bed furnace for firing sulphide-containing materials
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SU1486728A1
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Seal for rotating furnace shell
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SU1478002A1
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Method of producing raw argon
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SU1478003A1
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Method of manufacturing argon, oxygen and nitrogen
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SU1460569A1
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Sealing arrangement for rotary furnace
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SU1502940A2
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Rotating furnace
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SU1408505A1
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Pulsed d.c. voltage converter
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SU1425408A1
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Pipe line bend
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SU1416843A1
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Arrangement for returning dust into rotary furnace
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