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Oct 18, 2017· A small Canadian company''s new way of extracting gold and other precious metals is showing big promise for the mining industry, and for efforts to .

The solution, he continued, is the greenest solvent next to water, so eliminates the vast number of environmental concerns that come with long standing methods of gold extraction. In this ...

Mar 07, 2018· Gold recycle at home from electronic circuit board is a veritable gold mine. How To Recover Gold. How to Make Gold from Electronic Chip Scrap Assembly Equipment. gold recovery. gold making.

Oct 11, 2015· Using white vinegar, sea salt, and hydrogen peroxide to recover gold foils from scrap computer circuit card fingers. Then bleach to dissolve and vitamin C to precipitate. Please note that I paid ...

Dec 20, 2009· What is a safe, effective way to remove the gold from old circuit boards? I''ve heard that old computer boards and cpus and some electronic circuit boards contain small amounts of gold in them that can be collected.

This paper discusses the recovery of gold, silver, palladium, and copper from endoflife 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

Oct 15, 2009· I honestly don''t think there''s an economical/safe method, for a "garage" worker, to remove PMs from whole circuit boards. 1 Incineration is out of the question, as it releases a whole host of very nasty fumes. So unless you have an industrial incinerator/scrubber, it''s not a safe option. 2 Milling the parts to smitherines is highly risk too.

2006. This has been said a few times in this thread, but I''m sure it can''t be said enough. All of you who are trying to extract gold from modern day electronics (IC sockets, edge connectors, monster cable, etc.) are wasting your time. 1 OZ gold = ~ 500 You''d need about 50 computer mother boards to extract 1 oz of gold.

Scrap Circuit Boards > Gold Fingers How to Recover Gold from Electronic Scrap Gold Fingers How to Recover Gold from Electronic Scrap. Details Written by GoldNScrap. If you recall, when scrapping computers and other electronic equipment, we encounter a lot of peripheral cards which has Gold plated male slot contacts, the "fingers ...

Aug 31, 2016· 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 .

How to Remove the Green Solder Mask from Cell phone and other boards for gold recovery Ever ask yourself, "Is there gold under that green stuff?" when looking at a cell phone board? Scraping it just remmoves gold. THis is the easiest way to rem. How to Remove the Green Solder Mask from Cell phone and other boards for gold recovery YouTube See ...

A single circuit board cannot get you much gold but, if you have number of circuit boards then your chances of getting gold increases. While extracting the gold the right tool must be used. The circuit should be removed carefully and placed in a clean place before extracting the gold. The steps to be followed are as follows.

Is there a safe, simple, and inexpensive way to reclaim gold from a variety of plated pins and connectors used on circuit boards and electronic components? Someone suggested using nitric acid but I am unsure of the procedure to do this. Thank you. Jim Nelson Granite City, Illinois

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.

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 .

May 14, 2013· Cornstarch Replaces Cyanide In Clean New Gold Extraction Method. Scientists accidentally discover a new way to isolate gold that is much safer .

Gold Recovery: 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 eve...

There is lots there and I am grinding the gold off, then using sulfuric acid. It is getting most of the stuff to dissolve the silica but the copper is still there? I have seen your posts on different ways to extract gold and lots of technobabble. I am dyslexic but not dumb. Need to know safe and productive way to retrieve gold.

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 .

safest way to extract gold from circuit boards XSM is a leading global manufacturer of crushing and milling equipment (safest way to extract gold from circuit boards),XSM also supply individual (safest way to extract gold from circuit boards...) crushers and mills as well as spare parts of them.

Nov 18, 2013· Salvaging Gold From Old Electronics. ... After cutting up a few circuit boards to remove the precious goldbearing parts, [Josehf] threw these parts into a .

How to separate the gold from the circuit board scrap electronic waste YouTube ... Does anyone have an easy way to remove the silver contacts from circuit breakers? Shaun Mcmanus. Computers. ... Gold Recovery Correctly: I will detail a SAFE process of turning old electronic parts into little round lumps of pure gold. There are many tutorials ...

How to recover silver and gold from computer parts, ewaste, chips, CPU, xray films, photographic waste, aqua regia, cyanide solution, circuit boards and RAMS. Recovery methods extract or recycle of precious metal like Palladium, Silver and Gold.

XSM stone crushing machine projecteasiest and safest way to extract gold. ShangHai XSM (easiest and safest way to extract gold) are a professional production of stone crushing and Widely used in Europe, South America, Africa, East Asia and Asia region.
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