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Process for the manufacture of beams by a hot-rolling process.
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Method and apparatus for filtrating ammoniac water resulting from the coke process.
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Exchangeable device and method for freely pouring slag.
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Process for developing a sheet having a superficial quality of cold rolled sheets but without a cold reduction and annealing process.
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Device for inhibiting a vortex formed while liquid metal is poured.
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Method for applying and manufacturing material based on iron and steel wasted for reduicng the content of arsenic in water.
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