Dredging Manufacturers, Suppliers & Companies
Dragflow S.r.l. Manufacturer. based in Roverbella (MN), ITALY. Dragflow is a world leader in solid pumping solutions with over 25 years of experience in manufacturing dredging equipment. Dragflow company started in the '80 as a manufacturer of heavy duty submersible pumps. Today we are globally known for being ...
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Offshore Diamond Mining
There are two (edit: well, actually three) forms of offshore diamond mining, horizontal mining and vertical mining. The most common form is horizontal mining. In this form, an ROV crawls across …
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News | Debmarine Namibia
12. 13. ›. Discover the most recent developments and exciting updates from Debmarine Namibia by exploring our latest news and events. | Debmarine Namibia is Namibia's leading marine diamond mining company and is a recognised world leader in marine diamond exploration and mining technology.
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Debmarine Namibia Launches Benguela Gem its Most Advanced Diamond
Commenting on the inauguration of the World's most advanced marine diamond mining vessel, Bruce Cleaver, CEO of De Beers Group, said: "The Benguela Gem is the first of its kind and represents an outstanding feat of engineering design, technology innovation and sustainability performance.Despite significant challenges …
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Debmarine Namibia Diamond Mining vessels upgrade …
Debmarine Namibia is the world's leading offshore marine diamond mining company and is a joint venture company owned in equal shares by the Government of the Republic of Namibia and De Beers. Debmarine Namibia owns, operates, manages and maintains five diamond mining vessels in water depths ranging from 90m to 140m.
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News | Debmarine Namibia
Discover the most recent developments and exciting updates from Debmarine Namibia by exploring our latest news and events. | Debmarine Namibia is Namibia's leading marine diamond mining company and is a recognised world leader in marine diamond exploration and mining technology.
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Marine Mining
Marine diamond mining has only been viable since the 1990's. Marine diamond mining employs both "vertical" and "horizontal" techniques to extract diamonds from offshore placer deposits.
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Billionaire retail king Christo Wiese returns to diamond mining …
26th February 2024 by Editor BizNews. South African retail tycoon Christo Wiese, known for his success in the clothing and grocery sectors, is returning to his roots in diamond mining. The 82-year-old billionaire, with a net worth of $1.2 billion, has invested in Trans Hex Group Ltd., a mining venture exploring the Atlantic Ocean for high ...
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Opportunities | Debmarine Namibia
Opportunities with Debmarine Namibia open doors to a world of possibilities, where innovation, growth, and personal development converge for those who aspire to shape their own success. | Debmarine Namibia is Namibia's leading marine diamond mining company and is a recognised world leader in marine diamond exploration and mining technology.
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Debmarine Namibia TRAINEE POSITIONS
Windhoek - Debmarine Namibia (PTY) Ltd. TRAINEE POSITIONS. As the world leader in marine diamond mining, we take pride in employing cutting-edge technology and exceptional people skills. Debmarine Namibia offers exciting careers in a performance-driven culture which make a meaningful contribution to the overall success of the …
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Diamond Processing
The Diamond Mining Process. The diamond mining process begins with the screening of your raw feed material to remove the minus 6mm fraction while the 6mm to 100mm material is delivered to the scrubbing phase. This material is then subjected to severe scrubbing & attrition to break down clay contamination and remove organic material and other ...
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Geosurvey Techniques in Offshore Diamond Mining
The geosurvey equipment is containerised and a vessel of opportunity is utilised as a survey vessel (Figure 4). Mobilisation of the charter vessel is undertaken in one day, while demobilisation is completed in 6 hours. Geosurvey support for diamond mining operations in the middle shelf region has, in the past, been a full year task.
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Shareholdings
Shareholdings. Debmarine Namibia is an offshore marine diamond exploration and recovery company that operates in the Atlantic 1 license area off the coast of Namibia. Debmarine Namibia is a wholly owned subsidiary of Namdeb Holdings (Pty) Limited, owned in equal shares by De Beers Group and the Government of the Republic …
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Diamond Mining Equipment
2016 SINOLINKING Gravity Separation Diamond Washing Plant / Diamond Mining Equipment / Diamond Mining Machines for Sale $ 4,780 .00 - $ 5,700 .00 Min Order: 1 set
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Gold Dredge | Dredging Equipment | Diamond Dredge
DOVE is a major manufacturer of highly efficient Dredging equipment, for river mining of Gold, Diamonds and other minerals.. DOVE powerful Dredges are produced in five standard models with various various capacities range of (80 m 3/ Hour -1,000 m 3/ Hour) and depths of 8 meters to 50 meters (26.2 ft. – 164 ft.), or (8.74 – 54.68 yards).
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SOUTHERN COASTAL MINES
The ancient Orange river and south-western coastline of Namibia houses a massive diamond field" of gem quality fluvial and marine diamonds. At SCM, the mining process begins with accreting beaches and pushing the ocean shoreline back to create minable areas. Accretion in the Namdeb context is the increase of land by depositing sediment, …
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Are There Diamonds in the Ocean? | HowStuffWorks
Key Takeaways. Diamonds are harvested from the ocean floor using remote-controlled vehicles and ships equipped with technology to separate diamonds from sediments. Ocean diamond mining poses long-term consequences for marine biodiversity, including disruption to the habitats of sharks, whales, dolphins and seals.
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How Diamonds Are Mined – RockHer
Marine diamond mining extracts diamonds from the ocean floor using special mining ships. Horizontal marine diamond mining uses a crawler to suck gravel from the ocean floor to the surface via flexible pipes, while vertical diamond mining uses a large, ship-mounted drill to pull up the diamond-bearing gravel. Namdeb in Namibia operates the ...
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Geology & Sampling – MZA Diamond Resources (Pty)Ltd
Remote marine mining equipment could pave the way for similar recoveries from the concentrated gravel deposits in submerged diamond paleo river gravels on Number 7B. ... Historically land-based diamond deposits adjacent to the Number 7B Marine Diamond area such as those Mitchell's Bay in the south, the old Trans Hex Mine near Hondeklip …
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Recent Developments in Marine Diamond Mining
Two important developments have occurred recently. Firstly, equipment for the recovery of diamonds from the seabed has been successfully borrowed from other industries. Large drills from onshore civil engineering have been modified for marine sampling and mining. Remotely controlled, seabed-mounted, excavational systems …
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Innovative tech is changing diamond industry trends
Innovative tech is changing industry trends. 17th June 2022. Font size: - +. The last half century has seen a massive shift in geological thinking, and technological innovation and developments ...
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Current Tenders
Debmarine Namibia is seeking for an experienced service provider to provide online condition monitoring services including, but not limited to, vibration, ultrasound and thermography for equipment onboard our vessels. Login or Register to download the Tender document. Current Tenders | Debmarine Namibia is Namibia's leading marine …
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Namibia the World's Leading Marine Diamond Mining Country
The offshore diamond miners adopted innovative methods of mining the marine deposits in the ferocious ocean. The Marine Diamond Corporation belonging to Sammy Collins was among the most notable marine diamond prospector and it was reported that between 1961 and 1970 his company had mined around 1.5 million carats …
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8 Environmental Impacts of Diamond Mining
6. Water Pollution. Additionally, water pollution from diamond mining may have an impact on residents' health. If the mining pits or sites are closed down, this will take place. As diamond reserves are depleted and formerly rich cropland is stripped of its topsoil, uninhabitable pits are left behind.
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Official debut for Debmarine Namibia's flagship – De Beers …
Company News. Back to all news. Official debut for Debmarine Namibia's flagship. 12 Apr 2013. Debmarine Namibia, the largest marine diamond mining company in the world, has officially unveiled its newest mining vessel - the mv Mafuta – the biggest in its fleet of five vessels. The Mafuta – meaning 'seas' or 'great waters' in the ...
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The world's top 10 biggest diamond mines
World's Top 10 Biggest Diamond Mines Aikhal. Aikhal located in Sakha (Yakutia), Republic of Russia, is the world's biggest diamond mine. It comprises various deposits, including the Jubilee Pipe, Aikhal Pipe, Komsomolskaya Pipe, and Zaria Pipe, which together are estimated to contain 175.56 million carats (Mct) of proven and …
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Search | Debmarine Namibia
Five Commercial Banks Finance Debmarine Namibia's US$468 million (N$7 billion)diamond recovery vessel. First steel cutting takes place at Mangalia shipyard of Debmarine Namibia vessel. Debmarine Namibia to invest in world's first custom-built diamond recovery vessel. Nangula inspires Debmarine Namibia employees.
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Ocean Diamonds
They are carried along through torrent and flow by the patient power of rivers until they eventually settle between gullies or become hidden within the seabed. Only the strongest diamonds survive this journey and are discovered by our diamond divers, off the west coast of South Africa. Ours is a story of courage, discovery, depth and radiance.
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Argyle Diamond Mine, Kimberley
Argyle is operated by the Argyle Diamond Mines joint venture, wholly owned by Rio Tinto since 2002. The initial mining lease expired in 2004 and has been renewed. In September 2010, Rio Tinto announced an investment of $803m to complete the project. The money was used to ramp-up the underground block cave in order to extend the …
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Mining marine diamonds is plain sailing with Lerato Tsaoane
02 Oct, 2014. Meet Lerato Tsaoane, an inspiring woman, who manages a mining vessel and a crew of 106 people, sailing off the coast of Namibia and into the Atlantic Ocean in search of diamonds. For millions of years, the Orange River has been carrying diamonds from the centre of South Africa to the Atlantic coastline.
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