Sentence examples for tailings disposal from inspiring English sources

"Cleaning up" Tailings disposal is the biggest headache for China's chromium industry.

"This method of tailings disposal has never been done in the dry desert climate of Arizona," said Mr. Featherstone, of the mining reform coalition.

We studied soil and ground water samples from the tailings disposal site near Tuba City, AZ, located on Navajo sandstone, in terms of uranium adsorption and precipitation.

Cemented paste backfill (CPB), a mixture of tailings, water and binder, is extensively used in underground mines worldwide for ground support and tailings disposal.

The Mesel gold mine in the Ratatotok Sub-district operated between 1996 and 2004 with tailings disposal via an engineered submarine tailings placement (STP) into Buyat Bay.

In Kvalsund, Northern Norway, a permit for submarine mine tailings disposal in Repparfjorden was recently issued for a copper mine with expected operation from 2019.

Sulfide ore tailings disposals result in the pollution of surface and groundwaters owing to uncontrolled discharge, i.e., removing from mining work (Kelly 1988).

In the present cost function definition, an account has been made on whether the water is either makeup or has been recirculated on the plant, and a distinction has been made on whether tailings are conventional or thickened, which allowed to analyze the relevance of in-plant water recovery compared to water recovery from the tailing disposal site.

All these dewatering processes are designed to recirculate the maximum amount of water to the plant and offer alternatives for the tailings solids disposal to the older solution of pumping to tailings pond, or dam.

Both the leachate chemistry and mineralogy (Figure 6) pointed to an active coupled dissolution of carbonates and pyrite at the early stage of EHM tailings since disposal.

The ministry said Freeport used a natural river system for disposal of tailings from a huge copper mine in New Guinea.