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You can sell the circuit boards in your computer and other electronic equipment to electronic recyclers or metal refineries. Printed circuit boards contain gold and copper. Recyclers can reuse some elements of the circuit board directly or melt down the entire board to harvest precious metals.

The board itself has many gold plated connectors and pins. Older and high end motherboards (such as those found in rack servers, telecommunications equipment, or military test equipment), often have gold in the traces and components.

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Management of metal pollution associated with Ewaste is widespread across the globe. Currently used techniques for the extraction of metals from Ewaste by using either chemical or biological leaching have their own limitations.

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Selling old PC's vs. stripping precious metal. ... current than the worth of what you reclaim in gold or any other precious metals (unless you invest thousands in a solar setup). ... and they set ...

Background: This research studied the feasibility of a simple method for extracting gold from central processing units (CPUs) of computer circuit boards without solvent.

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Take your circuit boards to a smelter to extract the precious metal and sell it. You can locate a smelter via any scrap yard or local directory. Only the smelter will be able to extract the precious metals for you, and will offer to buy it from you.

Apr 24, 2017· The first step in the gold smelting process occurs when ore containing gold is mined from the earth. At this point, the crude binding matter and the gold metal need to be separated. This is accomplished by pulverizing or crushing the gold ore, and then placing it in a furnace.

Gold Rich CPU's Yield Values Other Components' Gold VERY HIGH* YEILD CPU's – Have gram or more per piece. HIGH* YEILD CPU's – Have from gram up to gram per piece.

Nov 29, 2011· As with the silver, our homemade process can't extract perfectly pure gold, which is one reason why industrial operations use other, more dangerous processes. ... Boards however go for it as ...

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Home > PCB Recycling. Scrap PCB disposal recycling services. We recycle all kinds of Printed circuit boards, also known as PCB, we recycle both populated and non populated PCB's. Your company's old / non working / unrepairable or discarded PCB's contains heavy metals and may contain precious metals such as gold, palladium, silver, copper and different hazardous materials, these shall not be ...

The 'fire' emoji is a special symbol that can be used on smartphones, tablets, and computers. Your device needs to support this particular emoji in order for you to be able to use it, otherwise the emoji may not appear. On many devices, you can use the shortcode :fire: to add the fire emoji to your messages.

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For example, 1 metric ton (t) of electronic scrap from personal computers (PC's) contains more gold than that recovered from 17 t of gold In 1998, the amount of gold recovered from electronic scrap in the United States was equivalent to that recovered from more than 2 million metric tons (Mt) of gold .

Aug 31, 2016· The precious metal is a key component of the printed circuit boards found inside electrical devices. The scientists developed a simple extraction method that does not use toxic chemicals and recovers gold more effectively than current methods.

This is simpler than you think, and it surprised even me when I saw this. Open the passwordprotected RAR file with Notepad (rightclick it and either click Edit or go to Open As. and then click Notepad) and then find and replace the following key...

Please join me and other Mineral Processing Industry Professionals in a this uniquely friendly environment. Forum Search Please SELECT YOUR TOPIC of interest (From List Below) to Read or ADD A TOPIC (Ask a Question): ... Carboninpulp extraction of Gold by mada. Jorge. 1. ... All assay methods (fire, Atomic absorption AA) ...

Is there any way to download a sketch from an Arduino? Ask Question 42. 8. ... 2,442 4 4 gold badges 22 22 silver badges 49 49 bronze badges. 5. ... Is it possible to extract code from an arduino board? But you won't get the Arduino code you wrote back. The code is compiled into assembly and you'll have to convert that back to C yourself.

Power on the other PC, booting its standard operating system from its main hard drive, and copy the files from your old computer's hard drive. This process is fairly simple on desktops with cases you can open, but it's much harder on laptops — especially closed laptops that aren't designed to be opened at all.