Capping sand construction method of bed and capping sand device of bed

摘要

Topic Offer the capping sand construction method of the bed which can form blanket sand without disturbing the sludge and the capping sand device of the bed. Solutions Being capping sand construction method of the bed in order to cover the bed with the earth and sand, directing earth and sand 30 of slurry condition to the bed, it is the manner which features that the bed is covered with the earth and sand where it supplies, before the earth and sand of the slurry condition which is supplied reaches to the bed, as the multiple times alteration the flow direction of the earth and sand, decelerates velocity of flow, is discharged. Choice figure Drawing 1