Ad
related to: gold scrap refiner for sale in texas craigslist
Search results
Results From The WOW.Com Content Network
The resulting gold is 99.5% pure, but of lower purity than gold produced by the other common refining method, the Wohlwill process, which produces gold of up to 99.999% purity. [1] [2] The Wohlwill process is commonly used for producing high-purity gold, such as in electronics work, where exacting standards of purity are required.
In March 2017, Juan P. Granda a former employee of NTR Metals, Miami was charged with buying gold from illegal mines in Peru. [1] In January 2018; Samer H. Barrage, Renato J. Rodriguez, and Juan P. Granda; three former employees of the now-defunct Florida-based NTR Metals Miami, were jailed for six years after they pleaded guilty to money ...
Texas Precious Metals, based in Shiner, Texas, is one of the largest precious metals dealers in the United States. [ 3 ] [ 4 ] The company reported annual revenues of $180.1 million in 2013 [ 1 ] and $153.2 million in 2014. [ 2 ]
Craddock, P. T. 2000a Historical Survey of Gold Refining: 1 Surface Treatments and Refining Worldwide, and in Europe Prior to AD 1500. In A. Ramage and P. T Craddock (eds) King Croesus' Gold; Excavations at Sardis and the History of Gold Refining. London: British Museum Press, 27–53. ISBN 978-0-674-50370-0, 0-674-50370-8
The refinery eventually will process U.S. shale oil from fields in West and South Texas, Calce said in an interview. In comparison, U.S. Gulf Coast refineries largely process medium to heavy crude.
The resulting gold is 99.999% pure, and of higher purity than gold produced by the other common refining method, the Miller process, which produces gold of 99.5% purity. [1] [2] [3] For industrial gold production the Wohlwill process is necessary for highest purity gold applications.
An investigation is underway into the fatal chemical leak at a Houston area oil refinery owned by Mexico's state oil firm Pemex, the company's top executive said on Friday. Pemex, as Petroleos ...
Gold occurs principally as a native metal, i.e., gold itself.Sometimes it is alloyed to a greater or lesser extent with silver, which is called electrum.Native gold can occur as sizeable nuggets, as fine grains or flakes in alluvial deposits, or as grains or microscopic particles (known as colour) embedded in rock minerals.