">
Add
Shanghai, China
Tel
+86-21-58386189, 58386176

e tracting gold from old circuit boards

e tracting gold from old circuit boards

How to extract gold off printed circuit boards - answers com

How to extract gold off printed circuit boards - answers com

Currently the most commonly employed method for the extraction of gold and silver in ores is cyanidation Syed 2006 and Chu et al 2003 Therefore this process could be used for the extraction of metal in printed circuit boards Kasper et al 2012 and Öncel et al 2005
A better way to mine gold from old electronics - New Atlas

A better way to mine gold from old electronics - New Atlas

Jan 06 2010· Cash For Gold and old Circuit Boards - Need Advice Feb 20 2009 785 394 I need some advice from the experts A friends cousins uncles brother has about 10k pounds of 5 year old circuit boards and memory chips sticks Is there a feasible way to extract the gold from them We have some spare gold mining equipment and one of the people
Gold Content in a Computer The Refining Company

Gold Content in a Computer The Refining Company

This paper discusses the recovery of gold silver palladium and copper from end-of-life printed circuit boards of computers and mobile phones The objective is to merge two aspects of a successful project sustainability in terms of environment resource and health protection in addition to
How to Remove Gold from Electronic Circuit Contacts

How to Remove Gold from Electronic Circuit Contacts

Aug 31 2016· Your old phone may be more valuable than you think Scientists find a new way to recover GOLD from gadgets The method involves placing the circuit boards into mild acid to …
How to Refine Gold From Electronic Scrap Sapling com

How to Refine Gold From Electronic Scrap Sapling com

Aug 26 2013· 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…
How Are Precious Metals Recovered from Electronic Scrap

How Are Precious Metals Recovered from Electronic Scrap

Removing gold from scrap electronics A discussion started in 2003 but continuing through 2018 2003 Q I need help removing gold from electronics I am using nitric acid and I am getting a good amount of what looks like gold I have unlimited access to old equipment and I know if I can get some help I can recover a good amount of gold
Gold Recovery 8 Steps with Pictures - instructables com

Gold Recovery 8 Steps with Pictures - instructables com

Oct 27 2010· Most circuit boards contain all sort of precious metals Gold Silver Palladium and sometimes Platinum All circuit boards contain base metals Copper Nickel Aluminum Zinc Tin Lead and Iron As well small amount of hazardous elements like Beryllium Barium and others that has to be considered while processing scrap circuit boards
ball mill extract gold from circuit boards - auto-spec co za

ball mill extract gold from circuit boards - auto-spec co za

How to recover silver and gold from computer parts e-waste chips CPU x-ray films photographic waste aqua regia cyanide solution circuit boards and RAMS Recovery methods extract or recycle of precious metal like Palladium Silver and Gold
Cash For Gold and old Circuit Boards - Need Advice All

Cash For Gold and old Circuit Boards - Need Advice All

A better way to mine gold from old electronics Good Thinking Gold is often found on printed circuit boards particularly under keyboards where its durability is an advantage you can use
How Do I Recover Gold From Circuit Boards Reference com

How Do I Recover Gold From Circuit Boards Reference com

How to Remove Gold from Electronic Circuit Contacts Tweet Electronic circuits contain gold which can be removed although it s not advisable Any old circuit board contains a little bit of gold which can be removed by using nitric acid and a few other tools The tools that are required to extract gold from electronic circuit boards are
Recovery of Gold Silver Palladium and Copper from …

Recovery of Gold Silver Palladium and Copper from …

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
How Are Precious Metals Recovered from Electronic Scrap

How Are Precious Metals Recovered from Electronic Scrap

grind up the circuit board and melt the board it will stink so go outside Go How to extract gold off printed circuit boards Old tube radios were originally wired this way but had to
Here s How to Rip Apart a Computer and Melt the Circuit

Here s How to Rip Apart a Computer and Melt the Circuit

Place the gold-plated parts of the circuit board into a container Add two parts hydrochloric acid and one part hydrogen peroxide which makes a weak 3 percent concentration Leave the parts soaking for a week stirring occasionally The solution darkens and the gold flakes off Pass the liquid through a coffee filter to separate the gold flakes
gold extraction from circuit boards - jkelectronics co in

gold extraction from circuit boards - jkelectronics co in

The gold flakes will remain on the filter Fill the plastic tray with water to half of its depth place the remaining circuit board scrap in it and rinse Pour this water through the filter to extract any remaining gold flakes Flush water over the gold flakes to wash them Pour the methanol through the filter to wash the gold …
How to Remove Gold from Circuit Boards 12 Steps with

How to Remove Gold from Circuit Boards 12 Steps with

Extracting gold from a printed circuit board is definitely possible but the amount of the gold in the PCB has to be evaluated first The process involves a number of steps which have to be carried out carefully in order to get the desired results There are some instruments and acids involved in the process Necessary precautions must be taken before starting the procedure
Recovering Gold and Precious metals from Circuit Boards

Recovering Gold and Precious metals from Circuit Boards

Mar 07 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 …
Gold extraction process How to make gold recovery from IC

Gold extraction process How to make gold recovery from IC

How to extract gold from electronics First use a screwdriver and a butterknife to pop the circuit board out of an old electronic Make sure it s one you don t use anymore because I don t think you re going to be getting it to work again after this experiment Next lay the circuit boards onto a …
How to extract gold from electronics WIRED UK

How to extract gold from electronics WIRED UK

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
Silver Gold Recovery From Computers E-Waste

Silver Gold Recovery From Computers E-Waste

2000 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
Flashback Friday Experiment - Can You Mine Gold From Old

Flashback Friday Experiment - Can You Mine Gold From Old

Michael Allan BBC science show Bang Goes the Theory goes all out to extract gold from old circuit boards Live Chat Ore processing Waihi Gold Following grinding in the ball mill the material is returned via the sump 8 to the secondary hydrocyclone 9 for resizing The trash screen 10 removes wood from the old mine workings that may have
Recovering gold from scrap electronics page 1 - Finishing

Recovering gold from scrap electronics page 1 - Finishing

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 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
Scientists find a new way to recover GOLD from mobile

Scientists find a new way to recover GOLD from mobile

gold extraction from circuit boards gold extraction from circuit boards Heavy metals Heavy metals are generally defined as metals with relatively high densities atomic weights or atomic numbers The criteria used and whether metalloids are included vary depending on …
How To Recover Gold From Computer Scrap With Salt And

How To Recover Gold From Computer Scrap With Salt And

Nov 18 2013· Salvaging Gold From Old Electronics After cutting up a few circuit boards to remove the precious gold-bearing parts Josehf threw these parts into a …
HOW TO EXTRACT GOLD FROM ELECTRONICS WITHOUT …

HOW TO EXTRACT GOLD FROM ELECTRONICS WITHOUT …

Mar 07 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 …
How to extract gold from electronics WIRED UK

How to extract gold from electronics WIRED UK

Aug 14 2014· How Are Precious Metals Recovered from Electronic Scrap August 14 2014 Barry Lenson If you have old cellphones computers or other electronic devices you probably have some questions about how you can make the most money by recycling them A Brief History of Circuit Boards and the Gold They Contain Extracting Gold from Ceramic IC
Leaching of gold and silver from printed circuit board of

Leaching of gold and silver from printed circuit board of

Aug 04 2017· Since we had a large supply of defective boards in the lab we decided to see if it would be worth extracting as much pure gold as possible from them
Is Extracting Gold from Printed Circuit Boards Possible

Is Extracting Gold from Printed Circuit Boards Possible

You do not want to waste your time treating the entire motherboard of a computer when all of the gold is plated on the connector pins processors and or chips Cut all of the gold-plated components off the circuit boards Do not throw the boards away though because there is still silver and other precious metals you may wish to reclaim later
Recovery of Gold Silver Palladium and Copper from …

Recovery of Gold Silver Palladium and Copper from …

This paper discusses the recovery of gold silver palladium and copper from end-of-life printed circuit boards of computers and mobile phones The objective is to merge two aspects of a successful project sustainability in terms of environment resource and health protection in addition to
A Brief History of Printed Circuit Boards and the Gold

A Brief History of Printed Circuit Boards and the Gold

Did you know that printed circuit boards are not a new idea Today s printed circuit boards actually evolved from electrical connection systems that were first used back in the 1850s when makers of electronic devices mounted multiple components on wooden bases and then connected them together with metal straps strips and wires
Using acid and fire to get gold out of circuit boards

Using acid and fire to get gold out of circuit boards

Aug 14 2014· How Are Precious Metals Recovered from Electronic Scrap August 14 2014 Barry Lenson If you have old cellphones computers or other electronic devices you probably have some questions about how you can make the most money by recycling them A Brief History of Circuit Boards and the Gold They Contain Extracting Gold from Ceramic IC