what is a drag line in mining
Dragline Mining & Reclamation Mining
The unique application of a large walking dragline in the mountains of southern West ia was developed and implemented by Hobet Mining, Inc. Hobet is an independent operating subsidiary of Ashland Coal and is headquartered at the No. 21 Mine in Boone County, West ia, near Danville.
Mining Draglines | L&H Industrial
Mining Draglines Reducing the total cost-of-ownership for draglines through smart engineering. Based on insights from our field experts, who service every model of dragline, L&H designs, engineers, and manufactures Honestly Better dragline components and assemblies that improve the lifetime performance of your mining machines and reduce operational costs.
The largest machines in mining - Australian Mining
The largest mining truck in the world is without a doubt BelAZ's 450 tonne monster. Released late last year the 75710, or 'The 450', comes with a 25 per cent larger than its next model down ...
Dragline Foreman Mining Job in Cross, USA - Careermine
Overview Recently ranked at #72 on Fortune magazine's list of the 100 Fastest-Growing Companies in the world, [Company], a member of the S&P 500 Index, employs more than 8,500 employees at operations spanning 27 states, Canada and the Bahamas.
Phosphate Mining - The Mosaic Company
Phosphate rock is usually found 15-50 feet beneath the ground in a mixture of phosphate pebbles, sand and clay known as phosphate "matrix." The sandy layer above the matrix, called the overburden, is removed using electrically operated draglines.
Dragline move signals extension of lignite mining's future ...
A dynamic DeSoto Parish power plant—fueled by a brownish coal called lignite—is keeping two area utility companies in business and contributing to the local economy.
Moving Mr. Tom: one of the largest coal mine draglines in ...
The dragline bucket holds 78 cubic yards, the mast is over 300 feet long, supported by 4-inch thick steel cables. Hydraulic lines from generators mounted on three 18-wheelers are dragged forward ...
Working of dragline - SlideShare
DRAGLINE• Walking draglines are for many years the most popular machine for opencast mining due to their flexibility, utility and availability.• their low operating costs for waste mining• Draglines are deployed wherever there is scope for side casting Overburden above coal seam into the de-coaled area.•
Dragline Dictionary Apr14 | Coal Mining | Excavation ...
Dragline. Dictionary Fourth Edition 2014 Dragline Dictionary Fourth Edition 2014 PwC Mining Intelligence and Benchmarking Dragline Dictionary T: +61 7 3257 5000
About Dragline World - Stripmine
Dragline World is a training center used to train heavy equipment operators or electrical personnel on any full electric walking draglines or crawler shovels. We are also open to tour groups, schools, colleges, and technical schools.
Mining - Dragline Replacement Parts - HMC Gears
Dragline Replacement Parts. HMC continues its Replacement Parts Inventory Commitment by maintaining the Very Costly, Critical, and Long Lead Time Components for BI, Marion, and Page Draglines:
What Is A Drag Line? - Phosphate Strip Mining Central Florida
A dragline system is an unusually large land machine that is used in civil engineering, strip mining, and excavation. The larger types of dragline excavators are used in strip mining operations to extract phosphate rock .
Moving Mr. Tom: one of the largest coal mine draglines in ...
The dragline bucket holds 78 cubic yards, the mast is over 300 feet long, supported by 4-inch thick steel cables. Hydraulic lines from generators mounted on …
Surface Mining / Dragline - Wire Rope Industries (WRI/ICA)
Surface Mining / Dragline » Download brochure. Built on our extensive experience and innovation in surface mining, Wire Rope Industries' product range for dragline excavators is …
Anglo American – Details - Mining Engineer (Draglines ...
Mining Engineer (Draglines) – Dawson Mine (Moura, QLD) Reporting to the Technical Services Coordinator, you will deliver best practice mining engineering services and support to Dawson Mine, supporting Zero Harm by ensuring compliance with all safety systems and legislation.
P&H Draglines - Surface Mining | Mining Corp.
P&H draglines have a solid reputation and proven performance in the industry, with boom lengths and bucket capacities available to meet your specific requirements.
Dragline ropes - Bridon-Bekaert The Ropes Group
Dragline ropes The key features for the drag ropes are abrasion resistance and breaking strength. 8 strand ropes may be supplied when improved flexibility is required on under over fairlead systems.
Dragline Mining Methods Part 1 Flashcards | Quizlet
-produced with the dragline positioned at the side of the pit -used when OB is at a depth impossible for the dragline at the end cut position -allows the spoil to be dumped at a greater distance from the pit
Dragline | PULSETerraMetrix | Mining Technology
The PULSETerraMetrix DL system has been providing feedback to operators for more than 20 years. The system deploys highly-accurate sensors and is backed by the hands-on experience and knowledge of the team at WBM.
What Does a Dragline Operator Do?
A dragline excavator is a large machine used to unearth dirt and other materials from construction sites and mining areas. The machine uses a large bucket strung between two towers with a wire rope. The bucket can be maneuvered and lowered down to collect earth and other materials from the ground.
What is a Walking Dragline?
· A walking dragline is a heavy duty industrial machine typically used for surface mining and civil engineering applications. It is similar in design to a crawler crane but instead of a hook, there is a large bucket that is suspended from the lengthy boom. The bucket is controlled by wires and chains to excavate large quantities of earth and deposit it at a location away from the dig site.
What Is A Dragline? Marsh Buggies Summer 2018
A dragline excavator is a piece of heavy equipment used in civil engineering, surface mining and excavating. A large excavator uses a dragline to pull a bucket by a wire cable. The operator lowers the bucket down to material that is supposed to be excavated.
Balancing Diagram in the Planning of Dragline Working ...
Balancing Diagram in the Planning of Dragline Workings Constant supervision.Introduction Draglines have been abundantly used in coal mining for decades. either as stripper or stripper and coal extractor. High initial capital outlay for dragline makes effective and efficient operation imperative to obtain low costs of overburden striping . good overburden preparation.
Draglines Draglines - | global-selector |
Draglines Draglines Whether called upon to service existing draglines, to relocate and refurbish pre-owned draglines, to design innovative dragline technologies, or to work collaboratively with our customers to determine the optimal dragline configuration for their operation, we will provide industry-leading expertise to ensure our customers ...
Draglines - Coal Education
Draglines. A large dragline system used in the open pit mining industry costs approximately $50-100 million, and weigh in the vicinity of 2000 metric tonnes, draglines are among the world's biggest machines.
| 8750 Dragline |
Overview. Offering the highest levels of overburden removal productivity at the lowest total cost per tonne (ton), the 8750 is the flagship model of the dragline product line.
Dragline | Definition of Dragline by Merriam-Webster
Dragline definition is - a line used in or for dragging. a line used in or for dragging; an excavating machine in which the bucket is attached by cables and …
Pin by The Silver Spade on Mining Equipment | Pinterest ...
Dragline bucket.This is the largest dragline bucket ever built belonging to the largest dragline ever built.The 14,000 ton Bucyrus Erie 4250-WS walking dragline.THe 4250-WS was known by a more familiar name of BIG MUSKIE.This can carry a load of 220 yards.This bucket is also located in McConnellsville,Ohio about 20 miles south of Interstate 70
Hurricane™ 2.0 - CQMS Razer
With over 30 years of industry-leading dragline knowledge and millions of cycles of dragline data, we've achieved the next generation of Hurricane™ performance to drive mining efficiency. Hurricane 2.0™ is the most technically advanced dragline bucket the industry has ever seen.
Liebheer dragline crane 8100 hs dry mining in Iowa - YouTube
· 8100 HS dragline crane operating in Iowa dry mining in a gravel pit with a 5 yard bucket.