Abstract: Abstract The coal mining sector is being particularly affected by the saline waste waters problem. One of the possible solutions is to use the effluents as the source of raw materials: demineralized water, salt, magnesium hydroxide. This paper presents the results obtained in a pilot plant of capacity of 400 L/h, which was in operation for 9 months in the “Boleslaw Śmialy” coal mine in Łaziska Gorne, Poland. The coal mine water was being pre-treated with ultrafiltration and decarbonization and subjected to a two-pass nanofiltration, which...
(read more)
Topics: 
Waste management
Pulp and paper industry