Turning old jewelry into pure gold bars
31:23
YouTubeNileRed
Turning old jewelry into pure gold bars
A few months ago, one of my patrons sent me a bunch of old gold jewelry for me to refine. I originally thought that it was going to just be some gold plated stuff, but it turned out to be quite a bit of gold. I was able to purify out all of the gold and then melt them down into some small 24K pure gold bars. Procedure references: • Paint can ...
已浏览 3886.8万 次2019年5月29日
Mining industry of Ghana Ghana Gold Mining
Longwall Mining Method Explained ⛏️⚙️ | Modern Underground Coal Extraction " |
1:16
Longwall Mining Method Explained ⛏️⚙️ | Modern Underground Coal Extraction " |
YouTubeMinesSmart
已浏览 4267 次4 个月之前
Exploring the Depths of Underground Mining: Techniques and Hazards
0:51
Exploring the Depths of Underground Mining: Techniques and Hazards
YouTubembmmllc
已浏览 1.7万 次2023年5月29日
Excavators And Trucks!
0:33
Excavators And Trucks!
YouTubeMega Machines Channel
已浏览 3.7万 次2 周前
热门视频
Amazing Melting Pure Gold Technology - Modern Gold Coins and Bars Manufacturing Process
10:36
Amazing Melting Pure Gold Technology - Modern Gold Coins and Bars Manufacturing Process
YouTubeNaLac Technique
已浏览 1640.8万 次2020年2月10日
GOLD Trailer (2022)
2:02
GOLD Trailer (2022)
YouTubeMovie Trailers Source
已浏览 176.8万 次2021年12月7日
HOW TO FIND GOLD EVERY TIME IN ANY CREEK!!!!! Jeff Williams
14:20
HOW TO FIND GOLD EVERY TIME IN ANY CREEK!!!!! Jeff Williams
YouTubeAsk Jeff Williams
已浏览 123.3万 次2023年12月2日
Mining industry of Ghana Ghana Diamond Mines
Exploring Black Diamond Coal Mining Techniques
1:03
Exploring Black Diamond Coal Mining Techniques
TikTokminingworker1
已浏览 16.9万 次1 个月前
Deep-Sea Mining Watch: A technological break-through for ocean transparency
2:06
Deep-Sea Mining Watch: A technological break-through for ocean transparency
YouTubeGlobal Fishing Watch
已浏览 8.9万 次2 周前
The Biggest Gold Push Yet! | Gold Rush
1:02
The Biggest Gold Push Yet! | Gold Rush
YouTubeDiscoveryChannelInd
已浏览 5162 次3 周前