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These dredge pipe pieces are used onboard of dredgers to connect the dredge pump with the discharge pipe. Dredge pitched T-pipe. Mostly the pipes are made from cast steel. Sometime welded pipes are used. Dredge pipe pieces may have different thicknesses, shapes, and lengths, they are also provided with lifting lugs for easy handling. They are ...
The Remington–Keene rifles were delivered in 1880 with US and an anchor stamped on the left side of the barrel and WWK and P (proof) stamped on the right side of the barrel by Lieutenant William W. Kimball. These rifles remained in service for less than a decade aboard USS Trenton (1876) and USS Michigan (1843).
In 1941, Ellicott Dredges also built the dredge MINDI, a 10,000 HP, 28-inch cutter suction dredge still operating in the Panama Canal. Currently, Ellicott has sold over 1,500 dredges to 80 different countries. Their cutter dredges can be used for a variety of applications including coastal protection, sand mining, and land reclamation.
It has three gantries, and a digging ladder 112 feet (34 m) long at its bow that weights 178,000 pounds (81,000 kg). All of its original operating equipment was reported to be in place in 1999. The dredge was built in 1927 by the Bethlehem Steel Company, and assembled for use in Alaska in 1928. It was operated by the Fairbanks Exploration ...
Gold Dredge, Klondike River, Canada, 1915 The Yankee Fork dredge near Bonanza City, Idaho, which operated into the 1950s. A gold dredge is a placer mining machine that extracts gold from sand, gravel, and dirt using water and mechanical methods. The original gold dredges were large, multi-story machines built in the first half of the 1900s.
The mine's Quincy Dredge Number One sank in 1956, and Dredge Number Two was used until 1967, [2] when it too sank during a winter lay-up. [4] By this time, copper prices had fallen low enough that the reclamation process was not profitable, and the Quincy Mine abandoned both the dredge and its reclamation facility.
The Fairbanks Exploration Company Gold Dredge No. 5 was a historic gold mining dredge in a remote area of Fairbanks North Star Borough, Alaska, north of the city of Fairbanks. It was last located on Upper Dome Creek, shortly northeast of the mouth of Seattle Creek, about 20 miles (32 km) north of Fairbanks, [4] prior to its being scrapped c. 2012.
The dredge is usually constructed from a heavy steel frame in the form of a scoop. The frame is covered with chain mesh which is open on the front, which is towed. The chain mesh functions as a net. Dredges may or may not have teeth along the bottom bar of the frame. In Europe, early dredges had teeth, called tynes, at the bottom. These teeth ...