DE461718C
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Equipment for the recovery of dust materials at the workplace
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DE551703C
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Device for smoothing the pulsations of a direct current generated from an alternating voltage by means of rectifier tubes
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DE551416C
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Procedure for limiting the current when operating electrical gas cleaners
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DE448952C
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High voltage insulator made of insulating fluid for electrical gas cleaners
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DE426386C
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Production of sulphite liquor
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DE433330C
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Device for measuring temperatures by means of resistance wires in a bridge circuit
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DE463174C
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Process and device for the electrical separation and deposition of suspended bodies from gases in several successive precipitation fields
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DE455103C
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Procedure for current limitation when operating electrical gas cleaners
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DE429856C
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Electric precipitation system for the separation of smoke, dust or mist from gases
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DE441562C
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Bruedenabzug for fuel, in particular lignite dryer, with built-in electrical dust precipitation in the chimney and an antechamber
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DE447062C
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Process for the fractional precipitation of distillation products from smoldering or other distillation gases
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DE424282C
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Method and device for sintering pyrophoric dust
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DE430495C
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Tiltable mercury step switch
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DE443671C
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Process for the electrical separation of floating bodies from flowing gases
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DE420725C
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Method for measuring the germ content of the air
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DE489930C
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Process and device for preventing dust from igniting during electrical dedusting of the brothers leaving fuel dryers
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DE492960C
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Equipment for systems for electrical dedusting of the brothers from fuel dryers
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DE442411C
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Electrical dust collection device connected to a fuel dryer
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DE424700C
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Opened precipitation electrode for electric gas purifiers
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DE422571C
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Method and device for operating electric gas cleaners
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