how to extract gold from cell phone circuit boards

how to extract gold from cell phone circuit boards

  • Hydrometallurgical Recovery of Metals from Large Printed Circuit

    Sep 29, 2015 The recovery of precious metals from waste printed circuit boards (PCBs) is an effective recycling process. This paper presents a promising .. Kim, E., Kim, M., Lee, J. & Pandey, B. Selective recovery of gold from waste mobile phone PCBs by hydrometallurgical process . J. Hazard. Mat. 198, 206–215 

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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 EpH diagrams 

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  • An easy way to recover gold from electronic scraps (circuit boars

    Feb 5, 2016 An easy way to recover gold from electronic scraps (circuit boars, cpu, cell phone, . . the video your just watching some one clean there gold plated circuit boards. why would i want to waste my time watching this, yes its interesting to watch as i . Is that from the magnetic stirring bar rubbing on the boards?

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  • Here's How to Rip Apart a Computer and Melt the Circuit Boards for

    Aug 22, 2011 He cut apart his old computer circuit boards and ripped his old phone apart (there's gold in the SIM card port and numberpad) and then poured concentrated nitric acid (which dissolves a ton o' stuff) all over it. It didn't get rid of everything so he went bold: he used a concoction of acid to make all the gold 

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  • Researchers developed a new way to extract gold from old phones

    Sep 2, 2016 The process Love and his fellow researchers have pioneered involves first placing the phones' printed circuit boards in a mild acid, which dissolves their metal parts. An oily liquid containing the chemical compound is then added, which results in the gold extraction. But Love's not convinced we're all going 

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  • New method extracts gold from mobiles BBC News BBC

    Aug 30, 2016 Image copyright Thinkstock Image caption Gold is used in the circuit boards of mobile phones. Large quantities of gold could be recovered from old mobile phones, according to researchers at the University of Edinburgh. Scientists have developed a new technique for recovering precious metals without 

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  • Cell Phone Recycling Gold recovery from cell phones

    Mar 23, 2017 The first method is little hard but with this method you can easily recover precious metals from 100 kilograms cell phone circuit boards daily. Simply burn cell phone circuit boards as it as. Then grind them and use Monolithic ceramic capacitors recycling method. You can easily recover gold, palladium, silver, 

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  • Cell Phone Recycling Gold recovery from cell phones

    Mar 23, 2017 The first method is little hard but with this method you can easily recover precious metals from 100 kilograms cell phone circuit boards daily. Simply burn cell phone circuit boards as it as. Then grind them and use Monolithic ceramic capacitors recycling method. You can easily recover gold, palladium, silver, 

    >>Details
  • Scientists find a new way to recover GOLD from mobile phones

    Aug 31, 2016 Electrical waste including mobile phones, TVs and computers – is thought to contain as much as seven per cent of all the world's gold. The precious metal is a component within the circuit boards of mobile phones. Extracting gold from mobile phones is not a new phenomenon, and companies have been 

    >>Details
  • 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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  • Gold Recovery: 8 Steps (with Pictures) Instructables

    Nov 15, 2013 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 

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  • Salvaging Gold From Old Electronics Hackaday

    Nov 18, 2013 After cutting up a few circuit boards to remove the precious goldbearing parts, [Josehf] threw these parts into a mixture of muriatic acid and hydrogen . I believe there is about 30 time more gold in a ton of cell phones than there is in a ton of gold ore, the mines that process gold ore isn't doing it for fun.

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  • Sustainable technique recovers gold from ewaste cheaply Phys

    Feb 3, 2016 The other main advantage 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. "Aqua regia, for example, dissolves everything," he explained, 

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  • How to remove gold from circuit board Gold Recycling. YouTube

    Jun 4, 2016 Getting gold from integrated circuit Gold mining ewaste Electronic scrap old. gold wire bonds from the. gold from computer parts. Electronic scrap old recyc

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  • Refining Gold From Circuit Boards and Electronic Scrap with

    Remove the basket from the acid, taking care not to drip acid anywhere. The aqua regia is not used up yet, so you can use the same acid to dissolve the gold off more boards. You can continue to use this acid, several times, to dissolve the metal off additional boards until it is no longer effective. The acidy boards should be 

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  • How to extract gold from electronics WIRED UK

    Mar 7, 2014 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. lectronicstechnology engineer Josehf Lloyd 

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  • How much gold is in your cellphone? Global Bullion Suppliers

    Sep 22, 2017 Last year, chemists revealed a new method to extract gold from cellphones: they first place the phones' printed circuit boards in a mild acid, which dissolves their metal parts. Then an oily liquid containing the chemical compound is then added, which results in the gold extraction. Motivating scientists to 

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  • How to Remove Gold from Circuit Boards: 12 Steps (with Pictures)

    How to Remove Gold from Circuit Boards. 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 goldcolored parts on the circuit

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  • Gold Content in a Computer The Refining Company

    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 valuable material to make refinement profitable on even a moderate 

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  • How to remove gold from circuit board Gold Recycling. YouTube

    Jun 4, 2016 Getting gold from integrated circuit Gold mining ewaste Electronic scrap old. gold wire bonds from the. gold from computer parts. Electronic scrap old recyc

    >>Details
  • 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 

    >>Details
  • Scientists find a new way to recover GOLD from mobile phones

    Aug 31, 2016 Electrical waste including mobile phones, TVs and computers – is thought to contain as much as seven per cent of all the world's gold. The precious metal is a component within the circuit boards of mobile phones. Extracting gold from mobile phones is not a new phenomenon, and companies have been 

    >>Details
  • Scientists find simple method to extract gold from old phones The

    Aug 31, 2016 Electrical waste — including old mobile phones, televisions and computers — is thought to contain as much as seven per cent of all the world's gold, a key component of the printed circuit boards found inside electrical devices. Improving how the precious metal is recovered from discarded electronic 

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  • Assessment of gold and silver in assorted mobile phone

    The PCB is composed of precious metals, which creates immense purpose for recycling and recovery. This paper characterises and assesses the recoverable metallic fraction of gold and silver from PCBs of mobile phones. The methodology is based on dismantling of the mobile handset and subjecting the PCBs to roasting 

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  • How To Recover Gold From Computer Scrap with

    An easy way to recover gold from electronic scraps (circuit boars, cpu, cell phone, . An easy way to . Using white vinegar, sea salt, and hydrogen peroxide to recover gold foils from scrap computer circuit card fingers. . How to gold extraction process refining recycle ic circuit boards connectors CPU old computer phone .

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  • Here's How to Rip Apart a Computer and Melt the Circuit Boards for

    Aug 22, 2011 He cut apart his old computer circuit boards and ripped his old phone apart (there's gold in the SIM card port and numberpad) and then poured concentrated nitric acid (which dissolves a ton o' stuff) all over it. It didn't get rid of everything so he went bold: he used a concoction of acid to make all the gold 

    >>Details
  • How to extract gold from electronics WIRED UK

    Mar 7, 2014 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. lectronicstechnology engineer Josehf Lloyd 

    >>Details
  • Is it profitable to recycle gold from electronic devices? Quora

    But there are also other valuable materials: gold silver palladium and copper. According to the EPA, "Experts estimate that recycling 1 million cell phones can recover about 24 kg (50 lb) of gold, 250 kg (550 lb) of silver, 9 kg (20 lb) of palladium, and more than 9,000 kg (20,000 lb) of copper." Far More Gold Is in EWaste than 

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