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PL334408A1
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Method of and system for reducing flue gas heat wastage in a power boiler
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PL324665A1
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Method of reducing sulphur compounds contained in power plant flue gases
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PL324664A1
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Method of obtaining modified calcium sorbents for use i reducing sulphur compounds and set of equipment therefor
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PL302997A1
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Fire extinguishing system and method of extinguishing fire caused by a rotary air preheater
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PL302418A1
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Method of and apparatus for reducing temperature of discharged combustion gases and heating up combustion air in power boilers
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PL297692A1
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Charging hopper
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PL297396A1
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Method of and apparatus for feeding combustible residues from a boiler's slag hopper to a coal mill
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PL295445A1
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Method of reconstructing an electrofilter
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PL295372A1
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Flue duct of an electrofilter
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PL293560A1
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Method of reducing discharge heat loss in power boilers provided with regenerative rotary air preheater of ljungstrom type
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PL281621A1
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Impact eheel for ventilator mills
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PL276176A1
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Hammer-type crusher
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PL274390A1
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Beater whell of ventilator mill
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PL257910A1
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Boiler brickwork drying method
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PL251484A1
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Overload coupling in particular for coal pulverizers
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PL244697A1
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Thyristor three-phase undervoltage relay
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