Onsite Oxygen Generators Help Gold Mining

Dec 31, 2024

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The steps of gold mining are complicated. First, the gold-containing ore must be extracted from the ground, broken into small pieces, and then ground into slurry or fine powder with steel balls. Water is added to form a paste before entering the leaching tank. During this process, a chemical solvent is made from a mixture of cyanide and oxygen, which plays a key role in the gold leaching process:
1. Ensure the uniform dispersion of gas: Blow oxygen into the leaching tank and flotation tank, which can disperse the gas evenly, allow the chemical solvent to fully contact the compounds in the ore, promote the separation of gold, and promote the conversion of sulfite into sulfate. Thus extracting gold faster than other methods.
2. Reduce workers' exposure risks: The use of large amounts of high-purity oxygen can reduce workers' exposure to toxic substances such as cyanide and ensure worker safety, which reflects the organic combination of technological progress and humanistic care. In reality, most gold mines are located in remote areas. In order to obtain a stable oxygen supply, onsite oxygen generators are a key way to ensure the continuous and efficient progress of mining operations.

Onsite Oxygen Generators

 

Significant advantages of oxygen generators in gold mining

 

 More efficient mining operations
Oxygen generators at gold mining sites ensure that operations always have a stable and reliable supply of oxygen. This eliminates reliance on liquid oxygen delivery, especially given the remote location of most gold mining operations and the current supply chain environment in which oxygen supply is erratic and unpredictable.

Oxygen is a core component of the gold leaching process and must be supplied at all times so that mining operations can operate at optimal speed and capacity. Time is of the essence in the gold leaching and bubbling process, so it is important to complete these tasks on time. Even the slightest delay in oxygen supply can pose significant financial risks to the entire mining operation.

 Reduce operating costs
Producing oxygen onsite also reduces operating costs. Onsite oxygen generators eliminate the need to order liquid oxygen and wait for delivery. Oxygen generators draw in and separate oxygen from ambient air while maintaining high oxygen purity levels required for various operating processes. Cutting out the middleman reduces operating costs and prevents downtime due to delivery delays.

 Production is recovering well
Onsite oxygen generation significantly increases gold and mineral recovery rates. The faster the oxygen is produced, the more gold can be extracted from the ore in less time.

 continuous oxygen supply
Most gold mining operations require a continuous supply of oxygen to meet various processes and applications to increase gold production.

From a gold leaching and processing perspective, installing an onsite oxygen generator ensures an uninterrupted supply of oxygen. Onsite oxygen generators eliminate the risk of delays in bulk oxygen shipments and ensure mining operations always have a steady supply of oxygen, with purity grades typically ranging from 90% to 95%.

What can NEWTEK onsite oxygen generator bring to you?

NEWTEK is a high-tech company focused on designing and manufacturing gas systems for oxygen, nitrogen, argon, acetylene, nitrous oxide and carbon dioxide power plants/cylinder filling generators. As one of the world's leading manufacturers, Newtek has extensive experience in on-site gas generators and plant systems, with about 350 generators/plants installed worldwide. The core product line includes PSA/VPSA oxygen nitrogen plants, oxygen and nitrogen  reliquefiers, oil storage tanks and custom plants, etc. The product line is very flexible and is constantly expanding to meet customer needs. 

 

Improve gold recovery rate

 

Due to the increase in dissolved oxygen during the leaching process, the cyanide content of gold increases and the gold extraction rate increases significantly.

PSA oxygen generator

Reduce retention time by leaching

 

The leaching time is shortened from the traditional 96 hours to 72 hours, a reduction of 50%.

Increase ore production

 

Improve silver recovery rates
In the same process reactions as gold, silver also dissolves during leaching.

Reduce cyanide consumption

 

Due to the abundance of oxygen, the required cyanide levels are greatly reduced.

PSA oxygen generator

Reduce waste disposal

 

The reduced need for cyanide during the leaching process further reduces the amount of cyanide that needs to be removed from the waste stream. The resulting oxygen can be injected directly into the waste liquid or used as feed gas for an ozone generator, becoming an environmentally friendly oxidant 

NEWTEK Onsite oxygen generator gold mine case display

Onsite oxygen generators for gold mining
Onsite oxygen generators for gold mining

The key role of oxygen in gold leaching and gold ore washing cannot be ignored. The application of onsite oxygen generators has brought all-round improvements to the gold mining industry and is expected to become an indispensable and important part of future gold mining operations, leading the industry to a new level of development.

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