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lead zinc
Pedological Characterisation of Sites Along a Transect from a Primary Cadmium/Lead/Zinc Smelting Works
      
The dielectric properties and synthesis of pyrochlore-free lead zinc niobate ceramics with Ba substituting for Pb were investigated.
      
The longitudinal and transverse modes of ultrasound propagation in Lead Zinc Niobate-Lead Titanate (PZN-PT) single crystal solid solutions are investigated as a function of temperature.
      
Lead zinc niobate pyrochlore: Structure and dielectric properties
      
Dielectric properties of lead zinc niobate (PZN) ceramics modified by barium zinc niobate (BZN) and BaTiO3 (BT) were investigated.
      
Multilayer-chip varistors based on ZnO with lead zinc borosilicate glass instead of Bi2O3 were prepared by tape casting and green-sheet lamination processes using a non-aqueous slurry system.
      
New optimizations have been carried out, which significantly improve the accuracy of the thermodynamic models for lead/zinc smelting and coal combustion processes.
      
Indium currently is recovered in lead/zinc metallurgical complexes, which extract but a small portion of the available indium.
      
In Nunavut, two lead zinc mines were closed late in 2002, and gold mining in the Yukon continued to suffer falling 26.1%.
      
KTN will have 60% of the The $12.2-million construction of Mengru Lead/Zinc Mine share.
      
Milling is done with a SAG mill and ball mill, followed by a standard lead/zinc flotation circuit.
      
Respiratory cancer SMRs were 130.0 among lead zinc miners, 354.6 for mercury miners, and 346.5 for chromium miners.
      
Wicklow, run-off water from the mountain slopes drains through abandoned lead/zinc mine spoils.
      
 

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