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PL415869A1
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Method and the device for air cleaning
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PL408756A1
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Solid fuel fired heating device
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PL403365A1
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Method for heat treatment of copper concentrates and an arrangement for processing of copper concentrates
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PL402988A1
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Method for adjusting the pressure in the coking chamber
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PL399258A1
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Dryer
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PL398524A1
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Boiler deflector
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PL397921A1
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Regulating and shutoff valve of the coke oven battery receiver
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PL397594A1
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Method for preparing of binder and the mixture for the manufacture of formed fuel
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PL397060A1
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Method for reducing the emission of fumes in the process of wet quenching of coke
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PL395146A1
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Method for determining the expansion pressure of carbon or carbonic mixtures and a device for this purpose
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PL394620A1
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Method for obtaining ternary chemical compounds based on iron oxide and copper oxide
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PL391770A1
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Method for obtaining ternary chemical compounds based on iron oxide and manganese oxide
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PL390127A1
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Method for using inorganic fractions from sludge containing transition metals
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PL389853A1
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Method for obtaining ternary chemical compounds based on iron oxide and manganese oxide
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