scholarly journals Fe-Al recovery from mine water treatment residuals and product testing for wastewater treatment - phosphate and turbidity removal

Author(s):  
Laurentiu Razvan Dinu ◽  
Valeriu Robert Badescu ◽  
Gabriela Geanina Vasile ◽  
Ionut Cristea ◽  
Ecaterina Anca Serban ◽  
...  

Mine water treatment scope is to produce an effluent which satisfies the discharge limits according to permits. However, the production of metal-rich sludge is a consequence of the mine water treatment and its disposal as a waste raises the cost of the whole operation, so ways to convert the sludge into marketable products are desirable. For example, mine water treatment sludge can be used for adsorbents or pigments production or some of the sludge components can be extracted and utilized as coagulants. Coagulants were obtained from mine water after partial precipitation of metal species or after conventional treatment, by leaching the sludge with acid. The effectiveness of coagulants considering phosphate, chemical oxygen demand and turbidity is presented in this paper, alongside with some of the drawbacks as observed.

2013 ◽  
Vol 684 ◽  
pp. 222-225
Author(s):  
Jia Ping Wang ◽  
Tao Mei

According to the XingFu mine's water quality, put forward a technology for mine water underground treatment. Changing original underground mine water sump into complex settling pond. Estimate the investment and the operation cost of the underground mine water treatment project. The result shows that: the cost of the underground mine water treatment is only 1.1172 yuan per ton, saving about 2 yuan per ton compare with the price of industrial water. This prove that it is feasible and saving for underground mine water treatment in XingFu mine.


2014 ◽  
Vol 2014 (13) ◽  
pp. 2544-2562
Author(s):  
Rangesh Srinivasan ◽  
Kar Munirathinam ◽  
Phil Facer ◽  
Tom A. Sandy

2013 ◽  
Vol 825 ◽  
pp. 149-152
Author(s):  
Michael Schlömann ◽  
Judith Kipry ◽  
Sophie Mosler ◽  
Anja Poehlein ◽  
Andreas Keller ◽  
...  

Ferrovum is a recently found new genus of acidophilic iron-oxidizing bacteria.Ferrovumspp. dominate the microbial community of a pilot plant for biological mine-water treatment and together with someGallionellarelatives appear to be key players of the process. Isolation ofFerrovumstrains should greatly be facilitated by a new APPW medium. Sequencing of the genome ofFerrovumsp. JA12 so far did not point to any alternative electron donors and also did not reveal genes for nitrogen fixation.


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