Determination of SMBS addition into the Aqua regia solution | Gold …
Dear Sir/Madam, In the process of gold recovery using the aqua regia method, after leaching gold from e-waste, we proceed to neutralize the solution using urea. Following neutralization, we add sodium metabisulfite (SMBS) to precipitate gold dust. However, I have encountered an issue: if an...
اقرأ أكثر
yellow palladium salt | Gold Refining & Metal Extraction Forum
Help Support Gold Refining Forum: This site may earn a commission from merchant affiliate links, including eBay, Amazon, and others. ... hi,i m bhupeshmulik frm india ... for Melting Casting Refining Gold Silver Copper Aluminum Brass Precious Metals DerJingX. $25.66. Mayhew Tools 37332 Screw Extractor Set, 5-Piece, Black Oxide Finish JBTools ...
اقرأ أكثر
Several Random E-Scrap Processing Questions for the More …
Help Support Gold Refining Forum: This site may earn a commission from merchant affiliate links, including eBay, Amazon, and others. Prev. 1; 2; First Prev 2 of 2 Go to page. Go. ... Marketplace. If you're having trouble selling scrap, I have the perfect solution You can sell your scrap online in India or anywhere around the globe using our ...
اقرأ أكثر
Gold predictions???? | Gold Refining & Metal Extraction Forum
Help Support Gold Refining Forum: This site may earn a commission from merchant affiliate links, including eBay, Amazon, and others. ... 4 Hole Sizes Metal Silver Casting Melting Templates Ingot, for Melting Casting Refining Gold Silver Copper Aluminum Brass Precious Metals DerJingX. $1,099.99. Garmin fēnix® 8 ... India has just repatriated ...
اقرأ أكثر
New to forum and struggling with claims made by refiner / …
Help Support Gold Refining Forum: This site may earn a commission from merchant affiliate links, including eBay, Amazon, and others. ... The 21K hallmark is often used in jewelry and is especially popular in India, where consumers buy more gold than in any other country. Jewelers in the Middle East are also in favor of 21K gold, which is ...
اقرأ أكثر
Urban Mining
Help Support Gold Refining Forum: ... Somewhere in India right now there are two short guys laughing their ass off. Rotfl . Reply-29%. $81.82 $115.00. Petroleum Refining: Technology, Economics, and Markets, Sixth Edition Woodville Books-25%. $90.00 $120.00.
اقرأ أكثر
Gold Recovery Issue | Gold Refining & Metal Extraction Forum
1. Read C.M. Hokes book on refining jewelers scrap, it gives an easy introduction to the most important chemistry regarding refining. It is free here on the forum: Screen Readable Copy of Hoke's Book 2. Then read the safety section of the forum: Safety 3. And then read about "Dealing with waste" in the forum: Dealing with Waste
اقرأ أكثر
Precious Metal Scrap Discussions | Page 3 | Gold Refining
Connect with gold and precious metals refining enthusiasts to discuss lists, where to find scrap, what scrap to look for, share photos and discussion of precious metal scraping, and anything precious metals-related topics in this dedicated forum. Join …
اقرأ أكثر
Hello from Indiana | Gold Refining & Metal Extraction Forum
Help Support Gold Refining Forum: This site may earn a commission from merchant affiliate links, including eBay, Amazon, and others. F. FourJ Refining New member. Joined Nov 30, 2024 Messages 1 Location Hardinsburg, IN. Nov 30, 2024 #1 Hello I am brand new to this and have yet to start refining. I have started doing the research and am getting ...
اقرأ أكثر
Refining India Style | Gold Refining & Metal Extraction Forum
I ran across this letter on the internet and just thought to share it. Recovering gold from mud and melted steel Sep 28, 2001 Dear Sir: Please Give...
اقرأ أكثر
Refining Question | Gold Refining & Metal Extraction Forum
Help Support Gold Refining Forum: This site may earn a commission from merchant affiliate links, including eBay, Amazon, and others. ... India. Oct 16, 2024 ... 4 Hole Sizes Metal Silver Casting Melting Templates Ingot, for Melting Casting Refining Gold Silver Copper Aluminum Brass Precious Metals DerJingX. $6.88 ($0.34 / Count) ...
اقرأ أكثر
Support on Extraction of PGM Metals
Help Support Gold Refining Forum: This site may earn a commission from merchant affiliate links, including eBay, Amazon, and others. S. Sanjay9188 New member. Joined Jul 15, 2022 Messages 1 Location Hyderabad. Jul 16, 2022 #1 Hi All, Greetings!!! We have 20 tonnes of ore in India, where we could find from the XRF reports that there are PGM ...
اقرأ أكثر
Electrolytic silver refinig
Help Support Gold Refining Forum: This site may earn a commission from merchant affiliate links, including eBay, Amazon, and others. 1; 2; Next. 1 of 2 Go to page. Go. Next Last. H. hrushi Well-known member Supporting Member. Joined Dec 15, 2008 Messages 89 Location india. Dec 30, 2008 #1 Need some help regarding construction of parting cell ...
اقرأ أكثر
Gold Refining & Metal Extraction Forum
Discuss gold and precious metals refining techniques, chemical processes, and recovery methods with experts in the gold refining community. Get the latest insights on gold refining from seasoned experts.
اقرأ أكثر
The Library
A quiet place, like a library for gold refining and metal extraction, to study and get insights from some of the best threads on the forum. Help Support Gold Refining Forum: This site may earn a commission from merchant affiliate links, including eBay, Amazon, and others.
اقرأ أكثر
Gold refining and recycling: India gold market series
As India's demand for gold outpaces its domestic mine supply, demand is fulfilled by imports as well as gold recycled locally. Find out more here.
اقرأ أكثر
I am a Mineral Processing Eng. Specialized in Gold Ores AMA
Use a large cone-shaped Mold. Melt the gold alloy, pour the liquid alloy into the mold, and cool it very slowly. Gold is heavier than Lead so this alloy will stratify upon cooling and then cut the Gold from the lead. The surface tension of Gold is higher than that of Lead you could use a porous ceramic filter to separate the two metals.
اقرأ أكثر
India's Q4 gold imports to jump as investors seek safer bets …
India's Q4 gold imports to jump as investors seek safer bets than stocks. Thread starter cosmetal; Start date Oct 4, 2018; Help Support Gold Refining Forum: This site may earn a commission from merchant affiliate links, including eBay, Amazon, and others. cosmetal Well-known member
اقرأ أكثر
Smelting ore with induction
Help Support Gold Refining Forum: This site may earn a commission from merchant affiliate links, including eBay, Amazon, and others. ... 4 Hole Sizes Metal Silver Casting Melting Templates Ingot, for Melting Casting Refining Gold Silver Copper Aluminum Brass Precious Metals DerJingX. $104.67. ... we have approach in india and pakistan, india ...
اقرأ أكثر
Looking for learning, | Gold Refining & Metal Extraction Forum
I have plates with 3 layer: gold, Niken and Copper and I start refining gold step by step as below: Step 1: Immerse in a solution of nitric acid and water to separate the gold layers. After seeing that the gold layer has completely separated from the plate, I filter it through absorbent paper and obtain the gold-plated layer.
اقرأ أكثر
Silver analysis help | Gold Refining & Metal Extraction Forum
Here in India most of people use very old methods for testing purity For eg. for gold test they just add double quantity of Ag and refine it and give the report. But in this case if Ir is present then report is not correct. But this can be …
اقرأ أكثر
Smelting in India | Gold Refining & Metal Extraction Forum
As I understand it, India is going through the same transformation from a rural to an industrial country that we did a couple of generations back, just a lot faster. I'm no expert on …
اقرأ أكثر
Catalytic Converter Refining
Beginners Gold Refining Process Forum . Catalytic Converter Refining. Thread starter arsenic123; Start date Mar 12, 2014; Help Support Gold Refining Forum: ... C.M Hoke book and I will be ordering Lasersteve CD soon through my uncle located in US since Steve doesn't ship in India so that I can practically see how to work on honeycomb. Anyways ...
اقرأ أكثر
Gold refining setup | Gold Refining & Metal Extraction Forum
Help Support Gold Refining Forum: This site may earn a commission from merchant affiliate links, including eBay, Amazon, and others. ... 2024 #1 I'm thinking of setting up a gold refinery in Dubai, my family's traditional business is refining gold and silver in India. The only issue is how do I get raw gold from mines and other collectors ...
اقرأ أكثر
India Ranks Fourth In Global Gold Recycling: World Gold …
India's gold refining industry has seen significant growth in recent years, with the country ranking fourth in global gold recycling. It is estimated that from 2013 to 2021, India's …
اقرأ أكثر
Help with next steps. | Gold Refining & Metal Extraction Forum
Help Support Gold Refining Forum: This site may earn a commission from merchant affiliate links, including eBay, Amazon, and others. Cary Lary Member Supporting Member. Joined Nov 22, 2024 Messages 8. Nov 24, 2024 #1 Hello everyone! This is an amazing community with lots of knowledge and I appreciate being able to join the group.
اقرأ أكثر
Help building a Aqua Regia System | Page 3 | Gold Refining …
Help Support Gold Refining Forum: This site may earn a commission from merchant affiliate links, including eBay, Amazon, and others. Prev. 1; 2; 3; First Prev 3 of 3 Go to page. Go. A. Anil Well-known member. Joined Feb 25, 2023 Messages 52 Location India. Nov 25, 2024 #41 4metals said: Me too same
اقرأ أكثر
Backyard PGM soup! | Gold Refining & Metal Extraction Forum
Help Support Gold Refining Forum: This site may earn a commission from merchant affiliate links, including eBay, Amazon, and others. K. kennyk1089 New member Supporting Member. Joined Nov 12, 2024 Messages 3 Location Ohio. Nov 12, 2024 #1
اقرأ أكثر
is this the right process to refine platinum? | Gold Refining …
Help Support Gold Refining Forum: This site may earn a commission from merchant affiliate links, including eBay, Amazon, and others. ... I stay in India. I have started collecting catalytic converters and I want to extract pgm from it. ... Thank you for the reply. I am already in to business of refining gold and Silver. I do know the AP process ...
اقرأ أكثر
Forgot to rinse what I precipitated.. | Gold Refining & Metal
Help Support Gold Refining Forum: This site may earn a commission from merchant affiliate links, including eBay, Amazon, and others. NickAtNight7 New member. Joined Oct 30, 2024 Messages 1 Location Ohio. Oct 30, 2024 #1
اقرأ أكثر