Cutter Dredging Articles
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Allies in the search for gold - Case Study
Bosch Rexroth Netherlands looks set to play a role in gold mining in the near future. The company has supplied seven Hagglunds drive systems to Marotechniek, a winch manufacturer. The drives will power seven winches in an electric cutter-suction dredge on a vessel owned by a Colombian gold mining company. The vessel is under construction by ROHR-IDRECO, a specialist builder of deep-digging ...
By Hägglunds
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Hydraulic Slurry Pump with Power Pack
Hydroman™ TQSY Hydraulic Slurry Pump with Diesel Power Pack is specifically designed for handling slurries with a high content of abrasive solids. The hydraulic submersible pumps have been extremely successful for clients operating in specialized sectors who face severe conditions and solve very difficult applications. The TQSY hydraulic slurry pumps are positioned as submersible dredge ...
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Submersible Hydraulic Dredge Pump
Submersible Dredging pumps are crucial for the dredging operations in develop and maintain harbors networks, keep or improve navigability of water-ways, restore dams capacity, construction of damps and ports, recover valuable mineral deposits, contaminants remediation, installation of off-shore platforms, fast reaction in civil emergencies, among others… all of them are essential ...
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Submersible Dredging Sand Pump with Side Agitators
Hydroman produces Submersible Dredging Sand Pump to be with different accessories for customers according to the different application, such as submersible agitator slurry pump, submersible dredging sand pump with side agitators, jet ring type submersible sand pump, submersible sludge pump with cooling systerm, submersible dredge pump with head cutter, submersible dredger pump with power pack, ...
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Hydroman™ Hydraulic Submersible Cutter Suction Dredger
Hydraulic Submersible Cutter Suction Dredger are suitable for 120, 150, 220, 240, 300, 330, 360 and other small, medium and large series of Excavators. Besides, they are specialized for those circumstances that are difficulty to dig, such as much more water and watery sludge and sand. Remove the bucket and connect to the hydraulic mortar pump, concentration of extraction with high efficient and ...
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Hydroman™ Submersible Cutter Suction Dredger
Hydroman™ Submersible Cutter Suction Dredgers are a world's standard submersible agitator pump, Capable of transporting up to 70% solids, this pump is born to dredge and has earned itself a 'solids-handling' reputation for reliability and durability in the world's toughest applications, The wear parts are made from high chrome alloy, It is widely used in pumping sand, sludge, gravel, stone, ...
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Hydroman™ submersible cutter suction dredger pump
submersible cutter suction dredger pumps are extra heavy duty submersible slurry pumps. TJQ has been designed for pumping slurry, sand, sludge, mud, sea water, gravel and rock notably in mining and dredging industry. It is a pump and an excavator at the same time. The design incorporates the renowned patented Hydroman agitator, attached directly on the pump shaft, closed impeller, large open ...
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Hydroman™ Submersible sewage cutter pump
Submersible sewage cutter pump is a great option for more permanent pump-out set-ups. Available in a range of sizes, and with its 3-phase electric motor, this pump has the power to clear large volumes of water in minimum time. It features a wide flow pipe impeller and simple internal design to enable large particle slurries to easily pass through with minimum abrasion to the internals. Depending ...
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Hydroman™ heavy-duty submersible sand pump
heavy-duty submersible sand pump is a versatile tool. It can be attached to the boom of an excavator and run using the excavators hydraulics, or it can be suspended from a crane or an A-frame to form a high efficient suction dredger. Design of dredgers comes out to be extremely simplified with possibility to reduce capital cost and have high working depth without any increase in the cost of ...
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Rotomite-6000-CD Dredge System - US Copper Mine-case study
SRS Crisafulli's Integrated Product Solutions - To remove water, soft and abrasive material, sludges, and slurries from Industrial, Municipal, Agricultural, and Government Lagoons, Ponds, Lakes, Canals, and flooded and flood threatened areas. And to irrigate farms and ranches. Dredge Rentals. Many customers rent Crisafulli’s Rotomite and FLUMP dredges on short-term leases, and, after ...
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Dredge caustic and abrasive materials in South Korea-case study
Customer: Zinc mining & processing facility, South Korea. Problem: How to remove 200,000 cubic meters of 325 mesh goethite (pH 2.2 - 2.5 range; sulfuric acid) from a lined pond with dimensions of 120m x 253m. Since the material had settled and was resting on the pond bottom, dredging was selected as the appropriate removal method. No standard acid-resistant dredge was in production which ...
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Societe des Mines de Syama - Mali, West Africa-case study
SRS Crisafulli manufactured a stainless steel 4" Severe Duty FLUMP dredge system for Societe des Mines de Syama's gold mine in Mali, West Africa. The FLUMP dredges and pumps solids from a tailings pit back into the leaching process to reclaim gold, which otherwise would be lost. SRS Crisafulli designed a stainless steel FLUMP dredge to combat the corrosive environment. There have been enormous ...
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Monitor Dredging Slurry Flow from Outside the Pipe - Case Study
Dredging Equipment Manufacturers Choose Non-Contacting Greyline Flow Meters The Challenge Thousands of dredges are operated to maintain navigation channels in our rivers, lakes and harbours and to mine sand and gravel for the construction industry. Managing and optimizing production from a dredge requires continuous monitoring of pipeline pressure, vacuum and slurry velocity. The operating ...
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The Experts’ Views of Horizontal Hydraulic Auger Dredging
I attended the 42nd Texas A & M University dredging short course in January 2013. Despite the mountain of excellent information I gleaned from the course, I was disappointed that my dredging field wasn’t featured. Horizontal hydraulic auger dredging has been around for nearly 50 years, but remains the unknown stepchild of the dredging world. That may be changing as environmental ...
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Four Major Benefits of Horizontal Hydraulic Auger Dredges
Horizontal hydraulic auger dredging has been around for nearly 50 years, but remains the unknown stepchild of the dredging world. That may be changing as environmental dredging becomes more prominent. Horizontal hydraulic auger dredges are ideal for environmental projects for several reasons. First, horizontal hydraulic auger dredges are small. I know everybody wants bigger, but small has ...
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Case study - channel dredging
Location: Germany Year: 2010 Working Context description The working site is a channel situated in eastern Germany. Deposits of sand, lime and gravel has considerably lowered the water depth of the channel. The problem Fast dredging was required in order to re-open the channel to navigation. The customer already had an excavator CAT 324 and a floating platform to perform excavation on the ...
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Case study - SAIPEM off shore dredging
Location: Baku, Azerbaijan Year: 2007 Off shore platform Working context Petroleum fixed steel platforms are used to extract petroleum from the bottom of the sea. The problem Remove sand and silt around the platform jacket. An application for deep sea and high depth dredging. Working depth: 120m. Our solution Dragflow is a consolidate provider of solution for high depth dredging including ...
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Case study - mine tailings dredging
Location: Indonesia Year: 2011 Working context Mine collection pond dredging The problem Increase the mine pond capacity. The customer, who already had an excavator, had to increase the mine pond capacity removing the sand. Customer was looking for a dredging solution which was able to modify the flow during loading trucks in order to save time and contain operating cost. Our Solution ...
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Case study - mine pond dredging
Location: Indonesia Year: 2006 Working Context description The mine where Dragflow dredger is working is one of the biggest gold and copper mine in the world located in the province of Papua in Indonesia near Puncak Jaya, the highest mountain in Papua. The problem The customer was looking for a complete dredging equipment, electric driven, capable able to create and handle high concentration ...
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Dredging and Shoreline Remediation
Many situations can complicate a shoreline’s integrity. These can range from flooding, hurricanes and man-made disasters and can even include aquatic harvesting and human recreation. Making efforts to protect a shoreline from these intrusions helps protect economic and recreational interests. Shoreline remediation is an investment in the overall economic and natural habitat of a ...
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