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Gold Recovery By Crushing Of Circuits Boards

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BBC science show Bang Goes the Theory goes all out to extract gold from old circuit boards. Host Jem Stansfield uses acid and high heat to extract the precious metal. One of gold's technological

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Gold Recovery By Crushing Of Circuits Boards

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gold recovery by crushing of circuits boards . Scientists find a new way to recover GOLD from mobile phones . Aug 31, 2016 Until now gold extraction methods have been inefficient and dangerous New method uses a simple chemical to recover gold from circuit boards This could help to reduce the environmental impact of gold mining The

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eScrap Refiner's Gold Mining Guide Index page

Gold Plated PCB's (Military Grade PCB's, Vintage PCB's, Communication Equipment PCB's, Cell Phone PCB's) Depending on plating coverage, quantity of conductive layers, application and recovery method may yield between 0.5 4 g of gold per lb. Military and Communication equipment PCB's will yield the highest amount of gold.

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Gold Recovery By Crushing Of Circuits Boards

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Recovery of Gold, Silver, Palladium, and Copper

AbstractPrinted circuit boards (PCBs) are currently being dumped in landfills or incinerated which is causing a serious environmental harm in the form of toxic gases or leached hazardous compounds. PCBs contain high amounts of precious metals; about 20 wt% copper, 0.04 wt% gold, 0.15 wt% silver, and 0.01 wt% palladium.

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