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extract gold from pc boards

how to extract gold from computer circuit boards? - finishing

a the amount of gold you will get from 4 tons of circuit boards may not be worth the effort and cost there are at least two ways to get the gold 1 cut off the tabs and strip them in cyanide 2 burn the entire collection smelt the copper and gold out of the ash then extract the gold from the copper both methods are highly

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how to extract gold from electronics wired uk

mar 7 there's gold in them thar circuit boards -- laptops phones cameras and other devices use the precious metal to connect components and it can be extracted relatively simply a typical handset holds around 0 2g of gold which means about £1 80 for your pocket

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how to extract gold from electronics 11 steps with pictures

in this instructable i will show you how to extract gold from computers using products most people have lying around in their homes the way i extract the gold is

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using acid and fire to get gold out of circuit boards mining com

aug 26 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 uses is for interconnections within semiconductor chips according to the world gold council gold has a

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here's how to rip apart a computer and melt the circuit boards for

aug 22 screw the stock market screw cash monies i'm putting everything i have in gold and you know where you can pan for gold these days? your old computer there's always been tiny traces of gold some as thinner than human hair on the circuit boards just rip 'em and melt 'em for a gold nugget

Get Price

scientists find a new way to recover gold from mobile phones

aug 31 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 finding could help salvage some of the estimated tonnes of gold used in electronics

Get Price

using acid and fire to get gold out of circuit boards mining com

aug 26 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 uses is for interconnections within semiconductor chips according to the world gold council gold has a

Get Price

how to extract gold from electronics wired uk

mar 7 there's gold in them thar circuit boards -- laptops phones cameras and other devices use the precious metal to connect components and it can be extracted relatively simply a typical handset holds around 0 2g of gold which means about £1 80 for your pocket

Get Price

watch the gold you can recycle from circuit boards pile up in

apr 10 you will also find a number of videos online that show amateur computer scrappers who are using acids and strong chemicals to process and extract the gold from circuit boards and other electronic components following the advice on these videos can be a very hazardous thing to do exposing you to

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how to extract gold from computer circuit boards? - finishing

a the amount of gold you will get from 4 tons of circuit boards may not be worth the effort and cost there are at least two ways to get the gold 1 cut off the tabs and strip them in cyanide 2 burn the entire collection smelt the copper and gold out of the ash then extract the gold from the copper both methods are highly

Get Price

hydrometallurgical recovery of metals from large printed circuit

sep 29 the recovery of precious metals from waste printed circuit boards pcbs is an effective recycling process this paper presents a promising hydrometallurgical process to recover precious metals from waste pcbs to simplify the metal leaching process large pieces of pcbs were used instead of a

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how to recover gold from electronic scrap - goldnscrap goldnscrap

on the other hand military and aerospace applications may require thicker plating the usual purity of gold used in contacts is 99 7 with main dopant being cobalt which used as a hardener typical yield would 1 2-2 5 grams of pure gold per lb depending on the scrap quality this process is also useful for whole boards

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sustainable technique recovers gold from e-waste cheaply - phys org

feb 3 there are two current industry standards for removing gold from electronic scraps the first over current recycling processes he continued is that this specific solution is gold selective meaning it only dissolves gold not other base metals like copper nickel iron and cobalt found in printed circuit boards

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gold recovery 8 steps with pictures - instructables

wait don't throw those old electronics in the garbage there's gold in them there things how about putting it in your pockets instead of someone else's pocket? laptops phones cameras and the like are filled with gold plated circuit boards even printers and scanners have gold silver and copper even platinum in them

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how to recover gold from computer scrap with household

how to recover gold from computer scrap with household chemicals using white vinegar sea salt and hydrogen peroxide to recover gold foils from scrap computer circuit card fingers then bleach to dissolve how to gold extraction process refining recycle ic circuit boards connectors cpu old computer phone -

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how to recover gold from electronic scrap - goldnscrap goldnscrap

on the other hand military and aerospace applications may require thicker plating the usual purity of gold used in contacts is 99 7 with main dopant being cobalt which used as a hardener typical yield would 1 2-2 5 grams of pure gold per lb depending on the scrap quality this process is also useful for whole boards

Get Price

refining gold from circuit boards and electronic scrap with

when the aqua regia is no longer effective no longer dissolves the gold on the boards it is time to recover the pure gold from the solution the acid will be a dark emerald green color and should be clear like coca cola not murky or muddy looking nothing floating inside the dark waters if the acid is murky it may contain

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scientists find a new way to recover gold from mobile phones

aug 31 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 finding could help salvage some of the estimated tonnes of gold used in electronics

Get Price

efficient and safer recovery of gold from electronic waste aiche

sep 2 the researchers have developed a simple extraction method that they estimate could reclaim tons of gold from electronic waste each year printed circuit boards are first placed in a mild acid which dissolves all their metal parts an oily liquid containing the team's chemical compound is then added

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a better way to mine gold from old electronics - new atlas

aug 31 the new process to remove it uses a mild acid as opposed to harsher chemicals such as cyanide or mercury that are currently used to extract gold first printed circuit boards are dissolved in the acid which turns all of the metal in the board to liquid then an oily solvent made from toluene is added kicking

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mechanism and clean procedure to extract gold from printed

the recoveries of gold from printed circuit board are carried out in this work chemical analysis of waste printed circuit board was determined by icp inductively coupled plasma method the dissolving mechanism of gold was elaborate the thermodynamics for leaching process of gold was analyzed the e-ph diagrams

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leaching of gold and silver from printed circuit board of mobile phones

currently the most commonly employed method for the extraction of gold and silver in ores is cyanidation and therefore this process could be used for the extraction of metal in printed circuit boards and cyanidation has some problems it uses a highly toxic reagent the process should be handled carefully and

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how to remove gold from circuit board gold recycling - youtube

jun 4 getting gold from integrated circuit gold mining e-waste electronic scrap old gold wire bonds from the gold from computer parts electronic scrap old recyc

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how to extract gold from electronics 11 steps with pictures

in this instructable i will show you how to extract gold from computers using products most people have lying around in their homes the way i extract the gold is

Get Price

here's how to rip apart a computer and melt the circuit boards for

aug 22 screw the stock market screw cash monies i'm putting everything i have in gold and you know where you can pan for gold these days? your old computer there's always been tiny traces of gold some as thinner than human hair on the circuit boards just rip 'em and melt 'em for a gold nugget

Get Price

how to remove gold from circuit board gold recycling - youtube

jun 4 getting gold from integrated circuit gold mining e-waste electronic scrap old gold wire bonds from the gold from computer parts electronic scrap old recyc

Get Price

gold content in a computer the refining company

we take apart an old desktop computer to show what is valuable escrap such as whole computers or individual components from computers contain gold palladium and other precious materials computer circuit boards have gold and other precious metal traces in densities comparable to mined ore there is enough

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how to remove gold from circuit boards 12 steps with pictures

how to remove gold from circuit boards two methods removing gold using nitric acidremoving gold using firecommunity q a if you've opened an electronic device before such as radios televisions or even your old cellphone you've seen their inner workings ever noticed those shiny gold-colored parts on the

Get Price

gold recovery 8 steps with pictures - instructables

wait don't throw those old electronics in the garbage there's gold in them there things how about putting it in your pockets instead of someone else's pocket? laptops phones cameras and the like are filled with gold plated circuit boards even printers and scanners have gold silver and copper even platinum in them

Get Price

how to remove gold from circuit boards 12 steps with pictures

how to remove gold from circuit boards two methods removing gold using nitric acidremoving gold using firecommunity q a if you've opened an electronic device before such as radios televisions or even your old cellphone you've seen their inner workings ever noticed those shiny gold-colored parts on the

Get Price