Showing results for: dredge cutter Articles
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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 - 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 - 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 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 - 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 - 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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Dredging Short Courses
By Eric Lillberg, SRS Crisafulli Senior Applications Engineer When I first started as an applications engineer for SRS Crisafulli, I searched for information on the subject of dredging. I was surprised to find there was very little non-commercial content available. I have since found a pair of short courses, offered annually by Texas A&M, which I recommend highly to any professional ...
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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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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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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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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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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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Hydraulic Dredging: A cost effective solution for most dredging tasks
The vast majority of dredging jobs require removal of solids to depths of 30 feet or less. Several features enable hydraulic dredges to be the solution of choice for these applications. First, what are hydraulic dredges and how do they compare with alternative mechanical dredge types? Hydraulic dredges create slurries, combinations of solids and water, pump the slurries to the surface of ...
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Case study - Maritza
Location: Bulgaria Year: 2006 Dragflow dredging pump HY300 with Hydraulic ...
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Case study - maritza
Location: Bulgaria Year: 2006 Dragflow dredging pump HY300 with Hydraulic ...
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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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Kra Canal (Thailand) excavation by nuclear-powered dredges
Partial excavation of a Kra Canal in Thailand by nuclear-powered cutter-head suction dredges is examined. Such automated digging by a floating machine is deemed economically and geologically feasible. International and intranational commerce will be benefited greatly as will the residents of peninsular Thailand. The 26 December 2004 tsunami (particularly at Ko Phuket on the Andaman Sea coast) ...
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Case study - copper tailings reclamation
Location: Batu Hijau, Indonesia Year: 2005 Dragflow Dredge equipped with HY85 and Hydraulic cutters Copper tailings reclamation in an Indonesian ...
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Case study - copper tailings reclamation
Location: Batu Hijau, Indonesia Year: 2005 Dragflow Dredge equipped with HY85 and Hydraulic cutters Copper tailings reclamation in an Indonesian ...
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