Method and apparatus for ore processing
AssigneeMine On-Line Service Oy
InventorIipo Auranen
Life of this patent
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Abstract
Method and apparatus for determining the ore content and for further treatment of the ore, the ore content of the crushed ore being monitored in the method on-line and the information on the ore content being utilized in the further treatment of the ore.
Claims11
A method for determination of the ore content of ore and for further treatment of the ore, the method comprising:
- storing the ore in a heap;
- and
- applying a heap leaching process to form an enriched liquid;
- wherein
- ore content of the crushed ore to be fed to the heap is on-line monitored and is determined by means of an x-ray or laser measurement,
- a positioning information related to the ore content in the heap is determined, and
- spraying of a liquid dissolvent during the heap leaching process is controlled according to the ore content of the ore and the positioning information of the ore.
An apparatus for determining the ore content of ore and for further treatment of ore, the apparatus comprising means for feeding the ore to a heap, at least one x-ray or laser sensor for on-line determination of the ore content of the ore, means for spraying a dissolving agent to the surface of the heap, means for determining the positioning information in the heap related with the ore content of the ore, and means for determining the adequate amount of dissolving agent for each portion of the heap based on the ore content.
Dependencies are inferred from the claim text.