with patent for copper ore ball mill

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China High Quality Hot Selling Lead and Zinc Wet Ball Mill Wet Type Grinding For Copper Ore Grinding Mill Damp Mill. Hot Selling Gold Mining Wet Ball Mill Ore Grinding Wet Ball Mill Powder Wet Ball Mill Price. ... Self Patent (92) Self Brand (142) No. of Employees. 51 - 100 People (138) 11 - 50 People (123) 101 - 200 People (104) 201 ...

US Patent for Recovery of precious metals from difficult ores

This patent proposes the use of ammonium thiosulfate as a secondary leach for the recovery of silver and gold, in conjunction with a hydrometallurgical process for the recovery of copper from the copper-bearing sulfidic ore. FIG. 3 of this patent shows a flow diagram for the extraction of precious metals from chalcopyrite concentrate before the ...

Coal mill, vertical roller mill operation for process

Founded in 1987, GMC has attained 124 patents on mills over the past 30 years. More than 30 overseas offices not only manifest our popularity, but also solve your puzzles quickly in operation. So if you are looking for crushers or mills, GMC deserves your attention!

EP0813449B1 - Method for grinding of precomminuted ore

The invention relates to a method according to the introductory part of patent claim 1 for grinding granular ore material. In the prior art there is known from DE-C-400229 a ball mill for grinding...

FROTHING AGENTS FOR THE FLOATATION OF ORES - DOW CHEM CO,US

The assayed head of the ore was 0.54 percent copper and the resultant grind was 62 percent minus 200 mesh. In the procedure for recovering the ore, 500 gram samples of the ore were ground in the ball mill for 3 minutes to a pulp density of 64 percent solids with 0.80 lbs./ton of lime to a pH of 10.5 and 0.063 lbs./ton of a thionocarbamate ...

Gold Iron Copper Ore Stone Grinding Ball Mill Machine High Quality Grinding Ball Mill,Stone Grinding - Buy Gold Iron Copper Ore

Ball mill works very stably, and can choose dry ball mill and wet ball mill. Composition of Gold Iron Copper Ore Stone Grinding Ball Mill Machine The ball grinder is made up of horizontal cylinder, hollow shaft and the head parts, and the barrel length cylinder is equipped with a grinding body which is manufactured with steel plate.

Ball Mill - an overview | ScienceDirect Topics

Ball mills tumble iron or steel balls with the ore. The balls are initially 5–10 cm diameter but gradually wear away as grinding of the ore proceeds. The feed to ball mills (dry basis) is typically 75 vol.-% ore and 25% steel. The ball mill is operated in closed circuit

Ball Mills - Mine Engineer.Com provides mining, gold, copper, coal

Photo of a 10 Ft diameter by 32 Ft long ball mill in a Cement Plant. Photo of a series of ball mills in a Copper Plant, grinding the ore for flotation. Image of cut away ball mill, showing material flow through typical ball mill.

Fluid mechanics of slurry flow through the grinding media

Depending on the mill size the SAG mills draws between 2 MW and 17 MW. The product from the SAG mill is further reduced in size using pebble crushers and ball mills. Hence, typical gold or copper ore requires between 2.0 and 7.5 kWh per ton of energy to reduce the particle size.

Method for operating non-ferrous smelting plant - Pan Pacific

1. A method for operating a non-ferrous metal smelting plant, wherein a flux mainly composed of silica ore and a non-ferrous metal-ore raw-material are charged into a smelting furnace via a conveying system, characterized in that said flux is conveyed and treated through a first system, in which the flux is crushed in a ball mill and dried in the ball mill while hot air is blown into the ball ...

Grinding Ball Mill Suppliers, Manufacturer, Distributor

Alibaba offers 859 Grinding Ball Mill Suppliers, and Grinding Ball Mill Manufacturers, Distributors, Factories, Companies. There are 484 OEM, 449 ODM, 125 Self Patent. Find high quality Grinding Ball Mill Suppliers on Alibaba.

studiothusthat

A Mill breaks material into smaller parts. In processing copper slag two types of mill are most common: the SAG mill, and the ball mill. Overburden refers to the material between the ground surface and the material to be mined. It is different from tailings (see tailings), in that is has not been processed, and is therefore not contaminated ...

Xinhai Used Ball Mill for Sale - Xinhai

Used ball mills for sale in Xinhai have one unique advantage. Price of used ball mills is affordable. As for other dealers, they just make some simple maintenance and refreshment on the ball mills bought from old factories and eliminated, which is very irresponsible.

Electrolytic gold recovery and separation process

From storage facility 11 the ore is passed into ball mill 12 which is a standard piece of equipment commonly employed in milling operations. In ball mill 12 the ore is finely ground and should be crushed to 200 mesh size or smaller. The size of particles is designated by microns or mesh.

This High-Grade Copper-Gold Developer Is on Pathway to

Doré Copper is debt-free and owns a 2,700 tpd (tons per day) mill with a 8.0Mt (million ton) tailings facility. There is already power to site and it is accessible by paved highway and rail. The goal is to produce a profitable hub-and-spoke operation of +100,000 ounces/year of gold equivalent (AuEq) or +60 million pounds (Mlb) of copper ...

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