Dec 29, 2017· Edit Article How to Remove Gold from Circuit Boards. Two Methods: Removing Gold Using Nitric Acid Removing Gold Using Fire Community Q&A If you've opened an electronic device before, such as radios, televisions, or even your old cellphone, you…


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There are many different ways to do this. The most common way is to get a gold pan. You take the dirt, put it in the gold pan, put the gold pan in water, swirl it around in a certain way, and the dirt will come out of the pan, while the gold stays in.


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Extracting gold from rock ... calcite and the sulfides of other metals. We need to separate the gold from everything else in the rock so the rock needs to be treated ...


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One method of separating gold from other metals, something commonly done with electronics, involves using a tilting furnace to create a liquid metal mixture known as "slag." This slag is then heated, and the gold separates from other metals by dissolving away from it.


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Jul 07, 2012· Edit Article How to Refine Gold. Six Parts: Melt the Gold Add the Acid Add Urea and Precipitant Test the Acid for Dissolved Gold Cleaning the Gold Reconstituting the Gold Community Q&A You may want to make some extra money by refining your own gold at home, or you may be a jeweler who wants to refine gold …


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Apr 22, 2013· How can you separate gold if it mixed with copper and silver. First melt the total gold in one place, put it in a glass beaker, and pour 100 ml …


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Apr 11, 2007· How do you separate other metals, like copper, from pure silver, when melting it?Do they burn away w/ borax?


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PM-STRIP: Is capable of recovering gold and silver from the most difficult types of scrap that cannot be economically recycled by traditional smelting or other chemical methods due to low concentrations of gold or silver or the presence of other metals that are dangerous (e.g., cadmium) or have high melting temperatures (e.g., tungsten).


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Nov 03, 2009· Best Answer: It's very difficult to separate these with any purity. There are some acids that gold won't dissolve in, but other metals will, such as nitric acid. That will remove some of the metals, but not all.


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Consider melting or smelting your gold, silver, and other metals ... Whether you are smelting natural gold you ... Looking for a different way to separate fine gold ...


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Nov 15, 2013· ... you can remove valuable gold from computer parts, other ... and controlled operations to separate noble metals, like gold ... gold recovery increases ...


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Sep 13, 2015· Gold and silver for ... How To Recover Gold From Computer Scrap with Chemicals ... How To Scrap A Microwave Oven For Metals / Money ...


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1. place the scrap gold into nitric acid to dissolve all other metal "impurities" 2. filter the resulting blue solution and trap the gold 3. apply a mixture of 1:3 nitric/hydrochloric acid (aqua regia) to the gold to completely dissolve it


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Apr 10, 2012· Gold Refining Forum.com. ... silver, Copper, (Zinc, Tin and other non metals that become motherboard´s and cpu´s ... Or you can separate at this point, ...


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Shot blasting is a method used to clean, polish and strengthen metals. It is used in almost every industry that uses metals, including construction, automotive, ship building and rail industries. There are two technologies used in shot blasting, including air blasting and wheel blasting. Shot ...


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topic 17117 Separating gold from other metals (2002) I have a bunch of "old gold" laying around and I've decided to melt it into something else. I would like to separate the gold from the other metals in the pieces of jewelry to make it more pure.


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Well lucky you, Sullivan's Scrap Metals ... You can use these to separate smaller scrap metal ... Aluminum will be light weight compared to the other metals and ...


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How do you separate gold from other metals – The Q&A wiki. You could separate gold from other metals by gravity, by melting, or by chemical means.


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Unlike alluvial gold, which is found as very small flakes on riverbanks, gold-bearing rocks have to be dug out of the ground. We're after pure gold, but rock that contains gold also includes lots of other materials such as quartz, calcite, and the sulfides of other metals. Since we need to separate ...


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You can expose to alloy to heat and melt it. since alloys aretwo different metals one will melt faster than the other.


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Aug 13, 2014· How to Extract Gold From Electronics. ... As I recall we got more return from the copper and other scrap metals than we did from the gold, ...


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Gold ore, when discovered in nature, is usually found combined with stones and other metals, such as silver and lead. This natural state does not display gold's aesthetic virtues, nor does it easily permit workers in gold to fashion jewelry.


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How to Refine Gold. You may want to ... The metabisulfite will separate (precipitate) the gold from ... so after the acid dissolves all the other metals, only gold is ...


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gold recovery from electronic waste . 18 are electronics chemicals and 15 are other metal metallurgy machinery metal recycling gold recovery from electronic waste/cobre cable separador bulk / pellet activated carbon for removing h3s / waste gas purification


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Question:How do you separate gold from the metals it is made with and or overlays like jewelry contacts tin copper etc like gold plated terminals? with …


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Copper ore a valuable mineral source for all countries. Copper ore is an ore which can produce copper metal by crushing in ore crushing plant, grinding in Ball mill and smelting in a furnace along with a piece of tin ore.


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Could you separate gold if it was mixed melted with other metals? ... See link How do you separate gold from other metals? ... The other metals mixed with the karat ...


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You could separate gold from other metals by gravity, by melting, or by chemical means.


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