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Slope protection protector for civil engineering
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Concrete building template for civil engineering
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Double-fan grinding system
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Novel adjustable socket wrench with inner hexagonal structure
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Preparation method of metallurgical waste residue micro powder
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Automatic slag throwing method for KR-method desulfurization steelmaking stirring paddle
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Anti-slagging L-shaped pulverized coal direct heating hot blast stove
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Coal powder injection tank pressure relief system and working method thereof
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Production process of slag and steel slag micropowder
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A kind of coal dust dynamic allocator device and its working method
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A kind of dual-purpose sintering ignition furnace of energy-saving coal dust gas
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A kind of pushing-type multilayer furnace apparatus for the processing of steel plant's ion dust mud contaning
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A kind of sleeve lime kiln coal powder injection burner
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A kind of synchronous rotation device applied in attritor mill coal machine
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A kind of automatic hanging apparatus of maintenance I-steel applied in attritor mill coal machine
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A kind of symmetrical double furnace chambers scrap steel preheating melting appartus and steel scrap melt method
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The process and device of a kind of dry method ore grinding selection by winnowing magnetic separation for iron ore
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