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A kind of utilization PLC realizes the method that blast furnace gun is blocked up automatically
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A kind of hot-rolled structural steel production method that can avoid producing the black steel defect of pickling
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A kind of composite plate blanks preparation method for rolling composite plate
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A kind of pickling detection means of test button half
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The method for determining sour molten Boron contents in steel
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A kind of Q690D low-carbon bainite steels and its production method
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Continuous casting crystallizer foot-roller filters shower nozzle
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A kind of 530MPa grades of Thin Specs galvanized steel and its production method
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Low yield ratio Q550D low alloy high-strength constructional steel and production method thereof
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Method for solving problem about unstable working oxygen pressure of oxygen lance for automated steelmaking in converter
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Method for treating converter mouth slag through oxygen blowing by oxygen lance
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