Keyphrases
Acid Mine Drainage
66%
Activated Sludge
100%
Activated Sludge Concentration
100%
Aquatic Life
33%
Batch Experiments
33%
Biosorbent
100%
Carbonate Complexes
33%
CoCr
33%
CoCu
33%
Cu-Fe
33%
Cu-Zn
33%
Environmental Issues
33%
Fe-Zn
33%
FeMn
33%
Heavy Metal Removal
33%
High Sulfate
33%
Low pH
33%
Metal Ion Recovery
100%
Metal Ion Removal
100%
Metal Ions
33%
Metal Mine
100%
Metal Recovery
33%
Metal Sources
33%
Mine Water
100%
Mn-Zn
33%
Multi-metal
100%
Na2CO3 Solution
33%
Number of Steps
33%
One-step Removal
33%
PH Effect
33%
Recovery Approach
33%
Recovery Solutions
33%
Recovery Step
33%
Selective Metal Recovery
33%
Step Recovery
33%
Sulfate Concentration
33%
Toxic Metal Ions
33%
INIS
carbonates
9%
comparative evaluations
9%
concentration
54%
drainage
18%
increasing
9%
ions
100%
metals
100%
mines
100%
ph value
36%
purity
9%
recovery
100%
removal
100%
rocks
18%
sludges
100%
sodium carbonates
9%
solutions
27%
sulfates
9%
toxicity
9%
wastes
100%
water
100%
Chemical Engineering
Activated Sludge
100%
Metal Ion Removal
20%