Sentence examples for microbial leaching using from inspiring English sources

The present study deals with the extraction of nickel from lateritic nickel ore of Sukinda mines, Orissa, through microbial leaching using Aspergillus niger.

The samples were characterized before and after leaching using scanning electron microscopy (SEM) which corroborated the chemical controlled leaching mechanism.

Cylinder-shaped sponges were prepared by the method of porogen leaching using a Teflon mold.

Mine waste calcine samples were leached using a modified version of the USEPA synthetic precipitation leaching procedure, Method 1312 (USEPA 1994), to evaluate the capacity of these sample to leach Hg when exposed to water in a laboratory setting.

Although bacterial oxidation of sulfide materials results in the undesirable formation of acid mine drainage, the same reaction has been put to use for microbial leaching of copper, uranium, and other valuable metals from low-grade sulfide-containing ores.

After liberation of metals from coal or organic matter through microbial leaching, the processes like adsorption and accumulation of metals by bacteria becomes pronounced.

Gold and silver leaching heap leach facilities use cyanide, pH-stabilised, at concentrations deemed toxic to wildlife.

Metals are leached by using different acids (nitric, hydrochloric and sulphuric) and ammonia in different leaching tests.

You leach them using cold water (that's always healthier).

Techniques employed to induce porosity during microsphere fabrication include salt-leaching or using a porogen such as gelatin [19,20].

Roasting the ore and subsequent acidic and basic leaching is used mostly to produce a concentrate of lanthanides.