refine platinum using lye

refine platinum using lye

    Palladium Refining Tutorial - goldnscrap , refine platinum using lye ,Palladium Refining - Complete tutorial Learn how to make money out of scrap Platinum grope metalsPyrometallurgy: Roasting, Smelting, Refining & ,Use Add New Topic to ask a New Question/Discussion about Pyrometallurgy and Electrometallurgy , Lye is sodium hydroxide But the real problem is that your precipitant will not work if chlorine or any other oxidizer is present in solution , The ore I''m processing with HCI is just packed with platinum group metals and turns either a ,.

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  • Gold Refining Forum Handbook Vol 2 ( 6-24-09 ) | ,

    A second drawback to using lye as a precipitant is that it drops all the metals in the solution without discretion , the solution to dryness in a well ventlated area to obtain pure 53 gms of NH4Cl or concetrate until crystals form and use hot for precipitation of Platinum and Palladium , Documents Similar To Gold Refining Forum Handbook ....

  • Convert Vegetable Oil into a Liter of Biodiesel Fuel | Make:

    Lye (5) You can use regular lye (sodium hydroxide, NaOH) or potash lye (potassium hydroxide, KOH) NaOH is easier to find, but KOH is easier to work with NaOH is easier to find, but KOH is easier to work with...

  • Solution for precipitating gold from HAuCl - Finishing

    Solution for precipitating gold from HAuCl 4 solution A discussion started in 2005 but continuing through 2018 , I would also appreciate if you give me guide lines & Step By Step instructions on how to refine Platinum , I am a hobbyist in gold refining, after using the different steps in getting the gold mud, I am left with liquid that is ....

  • Sodium hydroxide / caustic soda / lye : useful stuff

    May 15, 2008· Sodium hydroxide / caustic soda / lye : useful stuff This is intended to summarise some of the uses of this stuff: , hence the use of alkaline solutions of sodium nitrate for hot bluing baths For short periods of time, freshly cut or cleaned steel can be kept bright by keeping it in sodium hydroxide solution or sol...

  • DMT extraction using lye (sodium hydroxide) and naphtha ,

    DMT crystals can be obtained from its natural plant sources using a number of chemistry extraction techniqu This article documents the procedure for one of the most common DMT methods, known as the acid-base (A/B) extraction This technique is commonly recommended to beginners to familiarize themselves with the basics of performing ,...

  • How Is Platinum Extracted? | Reference

    How Is Platinum Extracted? A: Quick Answer Because platinum is so rare, it must be extracted after being mined through a process that involves crushing it into incredibly small particles and separating these particles from one another This is known as the flotation separation method, and produces a frothy layer of particles that can be ....

  • Silver Refining Lye & Sugar Explosive Eruption - YouTube

    Feb 01, 2018· Silver Refining Lye & Sugar Explosive Eruption sreetips , Precious Metal Refining & Recovery, , Platinum Refining Practice With A Pure Platinum Coin Part 1of2 - Duration: ....

  • Lye from wood ash: Journey to Forever

    Lye made from wood ash is potassium hydroxide, not sodium hydroxide -- there''s 10 times as much potassium as sodium in wood ash The process makes lye water If you boiled off all the water you could use it as the catalyst to make biodiesel, but you''d need more accurate pH measures than those listed ....

  • Gold Smelting & Refining Process

    Platinum group metals are not removed and gold purity is between 995 to 998% Although this technique is old, the process has to be operated by skilled workers and the facilities must have an excellent exhaust system in order to avoid contamination by chlorine , Tags: Charts, Retorting | Comments Off on Gold Smelting & Refining Process ....

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  • process using caustic lye in gold mining

    How gold is made - history, used, parts, procedure, industry , Each process relies on the initial grinding of the gold ore, and more than one process may be used on ,Lye, KeithSpotlight on Gold ,Gold Mining in the ....

  • DMT extraction using lye (sodium hydroxide) and naphtha ,

    DMT crystals can be obtained from its natural plant sources using a number of chemistry extraction techniqu This article documents the procedure for one of the most common DMT methods, known as the acid-base (A/B) extraction This technique is commonly recommended to beginners to familiarize themselves with the basics of performing ,...

  • Amazoncouk: lye

    All Natural Soap Making: Ultimate Guide To Creating Nourishing Natural Soap At Home For You And Your Family - 25 Easy DIY Homemade Soap Recip...

  • Experience with Simplicity gold refining - Jewelry ,

    Experience with Simplicity gold refining Jewelry Discussion , mixture of lye and water in a pyrex beaker, over a hotplate in my , To insure high purity of the platinum, you will need to re-refine this material Put this material in a fresh aqua regia bath This time, however, heat the acid to simmering ....

  • Platinum Catalysts in Petroleum Refining

    Platinum Catalysts in Petroleum Refining By S W Curry, Bs, MBA Universal Oil Products Company, Des Plnines, Illinois Rejbriiiirig processes using platinunz catalysts have beconie oj- major importance in petroleum rejining during the past seven yearsThe? enable the octane rating of naphthas to be greatly increased, am1 cue more ,...

  • Platinum Catalysts in Petroleum Refining | Johnson ,

    Reforming processes using platinum catalysts have become of major importance in petroleum refining during the past seven years They enable the octane rating of naphthas to be greatly increased, and are more economical than any other refining process for the production of high octane gasoline...

  • Sodium hydroxide / caustic soda / lye : useful stuff

    May 15, 2008· Sodium hydroxide / caustic soda / lye : useful stuff This is intended to summarise some of the uses of this stuff: , hence the use of alkaline solutions of sodium nitrate for hot bluing baths For short periods of time, freshly cut or cleaned steel can be kept bright by keeping it in sodium hydroxide solution or sol...

  • Gold and Platinum Refining & Recovery Systems / ,

    Saltwater-based refining This process is excellent for silver and platinum group metals Silver is recoverable using this process, but unfortunately, it will not refine the silver...

  • About Platinum - Gold and silver mines

    After the war the expansion of molecular conversion techniques in the refining of petroleum created a great demand for the catalytic properties of the platinum metals This demand grew even more in the 1970s, when automotive emission standards in the United States and other countries led to the use of platinum metals in the catalytic ,...

  • Gold Recovery Correctly - Instructables

    Aug 07, 2011· *Cupellation is a refining process in metallurgy, where ores or alloyed metals are treated under high temperatures and controlled operations to separate noble metals, like gold and silver, from base metals like lead, copper, zinc, arsenic, antimony or bismuth, present in the ore...

  • Jewelry Metals 101: Gold, Silver, and Platinum ,

    Although platinum use in various objects goes back as far as 700 BCE, its use in jewelry is relatively modern Since it has an extremely high melting point and resists corrosion so effectively, refining the metal proved difficult for centuri...

  • Professional Jeweler Archive: Reducing Bench Sweeps Into Gold

    July 2002 Professional Bench/Refining Reducing Bench Sweeps Into Gold Last month, jewelers learned how to increase their return ,...

  • how to refine gold with caustic soda - BINQ Mining

    Jan 03, 2013· How to Use Lye to Refine Gold | eHow Lye is the common name for sodium hydroxide, also called caustic soda ,Gold refining, or parting, is used to separate gold from impurities and other metals, , »More detailed...

  • Gold Refining Forum Handbook Vol 2 ( 6-24-09 ) | ,

    A second drawback to using lye as a precipitant is that it drops all the metals in the solution without discretion This can lead to impurities if your source solution was contraminated with base metals initially...

  • How to Refine and Melt Platinum - Tutorial part 1

    goldnscrap Platinum Refining Tutorial - part 1 A complete process is demonstrated: - cleaning & Dissolution with Aqua Regia - Precipitation - Calcining - Melting Learn more about Gold, Silver and Platinum group metals Recovery and Refining methods and process goldnscrap Resource for this work: Refining Precious Metal Wastes - cm Hoke The Recovery and Refining ,...

  • Experience with Simplicity gold refining - Jewelry ,

    Experience with Simplicity gold refining Jewelry Discussion , in refining If using subzero, nitric acid substitute, add the , To insure high purity of the platinum, you will need to re-refine this material Put this material in a fresh aqua regia bath This time, however, heat the acid to simmering ....

  • Author: Subject: Gold Recovery Computer Scrap Complete Process

    Jul 11, 2012· Gold Recovery Computer Scrap Complete Process Here is a video that I produced that uses chemistry to get gold from scrap computer circuit cards and then refine that gold to high purity, using only chemicals through the whole process , since it can be prepared from vinegar and lye, all OTC and cheap! ....

  • we are refining black sand | Solution for ore mining

    How to Use Lye to Refine Gold | eHow Refining gold is the process in which gold is removed from other elements and compounds , Black sand, also known as ,...