Ads
related to: gold prospecting equipment used in manufacturing business in ohio area for sale
Search results
Results From The WOW.Com Content Network
Gold prospector pouring water through his rocker box, Pinos Altos, New Mexico (1940). Rocker box exhibit at Dahlonega Gold Museum. A rocker box (also known as a cradle or a big box) is a gold mining implement for separating alluvial placer gold from sand and gravel which was used in placer mining in the 19th century.
Bucyrus-Erie was an American surface and underground mining equipment company. It was founded as Bucyrus Foundry and Manufacturing Company in Bucyrus, Ohio, in 1880. Bucyrus moved its headquarters to South Milwaukee, Wisconsin, in 1893. In 1927, Bucyrus merged with the Erie Steam Shovel Company to form Bucyrus-Erie.
Stamp mills were used in early paper making for preparing the paper-stuff , before the invention of the Hollander beater, and might have derived from those used in fulling wool. [14] They were used in oil-seed processing prior to pressing the oil from the milled seeds. Early mills were water-powered but mills can also be steam or electric powered.
In an uncertain economy, gold almost always goes up in value. Little wonder, then, that the vertiginous swoops and dives of the stock market over the past three years have sent gold values to ...
The Jeffrey Manufacturing Company, was an American industrial equipment manufacturing company, at one time the largest producer of coal cutting machines and mining locomotives in the world. It was established in 1878 as the Lechner Mining Machine Company, based in Columbus, Ohio , and is credited with producing America's first power-driven coal ...
In the second quarter of 2011, jewelry makers purchased nearly half of the total gold demand of 920 metric tons, according to the World Gold Council's latest Gold Demand Trends report. Demand from ...