gravity separation

gravity separation

[′grav·əd·ē ‚sep·ə′rā·shən]
(engineering)
Separation of immiscible phases (gas-solid, liquid-solid, liquid-liquid, solid-solid) by allowing the denser phase to settle out under the influence of gravity; used in ore dressing and various industrial chemical processes.
References in periodicals archive ?
Plans early in 1990 included initial open-cast mining and processing of 300 t/d ore by gravity separation and carbon-in-pulp or carbon-in-leach technology.
Ltd) has, it is claimed, improved Dry Gravity Separation (DGS) by development of a new type of machine.
Gravity separation techniques are experiencing a revival of interest: they are cheap to operate and potentially more environmentally acceptable.
Fred Davidson, President & CEO of IMPACT stated, 'We are encouraged by the results of this successful coarse gravity separation test work and with additional testing we will assess how the introduction of a DMS preconcentration process module may impact the economics to the point of turning a profit from operations.
Test work will now focus on assessing the gravity separation process considering factors such as recovery rates of gold and silver and grind sizes.
The bird-proof barn also has controlled ventilation, and UV and IR reflective cladding to To overcome problems with sand removal, his system relies on gravity separation through a series of channels, leaving slurry to float out into a lagoon.
A gravity separation method will be used to extract the titanium and zircon minerals, which represents three percent of the soil.
After thorough coning and quartering, each of the samples was subdivided into sub-samples for gravity separation and magnetic separation (one kg), froth flotation (one kg), and sieve analysis (500 gm) and head sample analyses (500 gm).
Numerous innovative techniques have already been invented to clean oily water, from gravity separation to burning and bioremediation using bacteria.
It's one of the first processes to use simple techniques like gravity separation to cleanly lift organic resins from inorganic fiberglass.