Sentence examples for leaching of copper from inspiring English sources

A mechanistic model that describes the bulk breakdown rate, accumulation, and leaching of copper (Cu), lead (Pb), and zinc (Zn) is presented.

Leaching of copper and other metals (i.e., Ni, Ag and Pd) from waste printed circuit boards (WPCBs) in acidic ferric sulphate solutions was studied.

Although leaching of copper differs considerably between the series of experiments, the emissions of copper decreased with increasing L/A ratios in both series of experiments (see Figure 2b).

Fig. 3 Time period evaluation of Cu2+ concentration at the conditions of bacteria-free cultural supernatant, ferric sulfate solution, pure water, and pure medium in leaching of copper from PCBs.

Fig. 2 Time period evaluation of pH (a), Fe2+ concentration (b), copper recovery (c), and Fe3+ concentration (d) in leaching of copper from PCBs by bacteria-free cultural supernatant.

Leaching of copper is strongly related to the concentrations of DOC and TN in the eluates, whereas co-elution with organic substances is less important for tebuconazole (see Table 4).

Smelting of the concentrate produces a matte that is leached of copper and nickel sulfides in an autoclave.

Leaching of tebuconazole (a), copper (b), DOC (c) and TN (d) from the first series of TS-2 experiments at L/A =8 cm3/cm2 and OECD 313 experiments (n =3 for each method).

Under the conditions, the leaching efficiency of copper was 89.39%.

Figure 2 shows the leaching results of copper from PCBs by bacteria-free cultural supernatant.

The synthetic precipitation leaching procedure (SPLP) was performed to examine the leaching of chromium, copper and arsenic.