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CIRCULAR PURIFIERS FOR EXTRACTION OF DUST
FROM BOILER SMOKE

The filter, designed to purify the smoke of combustion of wood, extracts almost all the dust and then settles it down in special vessels, so that the purified smoke may be discharged in the atmosphere in compliance with current regulations (see DPR 203/88 and following DMs).
(Note: DPR = Decree of the President of the (Italian)
Republic; DM = Minister's Decree)


	*TECHNICAL DATA*
	(Note: data depend on the size of the plant)

--	Overall size	--	Ø = 2500 ; h = 9150 mm
	Air flow		7500 mc/h
	Filtering surface		146 mq.
	Passage speed		0.85 mt/1'
	Weight		500 gr/mq.
	Thickness		2.4 mm.
	Density		0.21 gr/cm.
	Breaking load Kg/5 cm		long. 49 trasv. 58 Kg.
	Temperature resistance		max 210°C con punte 260°C
	Filter load loss		80 - 100 mm. H2O
	Compressed air consumption		6 BAR: 400-500 Nl/m

	Design flow range 6,500-15,000 m³/h. Electric panel are available for continuos control of CO and NOx, in accordance with D.M. No.72 of 5 February 1998.

	In accordance with the limits of DPR 203/88 and following DMs

EXAMPLE OF PURIFIER INSTALLED IN THE FACTORY
OF THE COMPANY DOIMO CUCINE SRL