cost of dragline excavator for coal mining


  • (PDF) Economical Operation & Estimation of Operating …

    2015-9-12 · Economical Operation & Estimation of Operating Cost of Draglines in Open Cast Mines. September 2015. DOI: 10.13140/RG.2.1.4257.8407. Conference: National Seminar on "Energy Conservation in Mining ...

  • Premium Photo | Dragline excavator at coal mine

    Download this Premium Photo about Dragline excavator at coal mine, and discover more than 11 Million Professional Stock Photos on Freepik

  • (PDF) Productivity Analysis of Draglines Operating in ...

    In an Indian study for a large dragline operated surface coal mine, a 40% gain in OE in terms of mining rate (m3/hr) resulted in a gain in EE with an annual reduction of GHG, TSP, and PM10 ...

  • Giant Dragline Excavators Of The 1960s

    2021-9-30 · The largest among the dragline excavator sizes of the former Utah Construction and Mining Company had a boom length of 275 feet (83.8 meters) and a bucket capacity of 40 cubic yards (30.6 cubic meters). It was digging 7000 tons of coal per day. The large dragline unit was disassemled for a major inspection in 2005.

  • Project Experience

    2020-5-12 · This analysis optimized existing chain excavator and bucket wheel excavator technology coal recovery while reducing cost for infrastructure removal and final pit slope reclamation. Mission Engineering, Inc. Billings, Montana. Develop feasibility level mine plan and economics for Powder River Basin surface coal mine utilizing dragline methods.

  • Open Cut Coal

    2011-8-17 · 8 oRIcA MInInG SeRVIceS oPen cut coAl 9 The Fortis™ System is a premium range of enhanced performance bulk explosives specifically designed for use in wet blasthole conditions. Utilising proprietary sensitising technology, the Fortis™ System is reliable in the most difficult blasting conditions and can be confidently used in open cut coal mining whenever you encounter wet blastholes.

  • Economical Operation & Estimation of Operating Cost of ...

    Draglines are the most expensive piece of excavating equipment at the mine site and it is important that they are operated safely, efficiently and economically. Draglines are versatile and provide a low cost mining method. In order to achieve high

  • Ursa Major Dragline Excavator in action at black Thunder ...

    2016-7-30 · Ursa Major, a Bucyrus Erie 2570WS dragline is the biggest dragline excavator as of now being used in North America. The Black Thunder warm coal mine, situated in the Southern Powder River Basin of Wyoming, opened in 1977 and for a long time was the biggest single coal …

  • Mining Excavation Methods

    2016-12-15 · The high capital cost and time of delivery for a dragline prohibits variation scheduling of operations. Draglines have a low resale value due to geometric limitations of equipment. They have a very slow crawling speed, therefore, mining sequence and …

  • Dragline Excavators and Mining

    2021-6-28 · For large mining operations a bigger, heavier dragline excavator is needed. This type of equipment must be built onsite. It would cost too much to transport. These huge dragline excavators are meant to stay in place – and in service – for decades. Onsite dragline excavators are typically used in coal and oil sands strip mining.

  • Economical Operation & Estimation of Operating Cost of ...

    2015-9-24 · Calculation of cost per tonne of coal exposed 1. Single dragline Operation without rehandling Amount of effective overburden handled = 3.4 Mm³. Amount of coal exposure = = Annual production of dragline Avearge stipping ratio = 3.4 Mm³ 2.5 m³/te = 1.36 Mte Estimated Cost per tonne of coal exposed = = Rs. 30.1075 crore 1.36 M te

  • cost of dragline excavator for coal mining

    cost of dragline excavator for coal mining - Crusher Company cost of dragline excavator for coal mining Crushing and grinding machine supplier in all of the world: SBM. Get Price! used in stone,gold,sand,coal,iron ore,limestone ...

  • Cycle time and idle time analysis of draglines for ...

    2013-12-5 · Department of Mining Engineering, Institute of Technology, Banaras Hindu University, Yaranasi 221 005, India Received 28 Jllne 1999; accepted 2 November 1999 In India, massive opencast mines are being planned, with dragline as an excavator, to strip out large vo lumes of overburden (O/B) at a high stripping ratio. The increased use of draglines ...

  • Dragline Excavator

    Dragline excavator - WikiMili, The Best Wikipedia Reader

  • Dragline Excavator

    Dragline Excavator - Draglines in Mining Draglines in Mining A large dragline system used in the open pit mining industry costs approximately US$50–100 million. A typical bucket has a volume ranging from 40 to 80 cubic yards (30 to 60 cubic metres), though extremely large buckets have ranged up to 168 cubic metres (5,900 cu ft).

  • Case Study Controlling Coal Damage

    2011-8-3 · The Ensham Coal Mine is located 40 kilometres East ... The mine has changed its dragline method in recent years from key bridge to offline low wall bench operations. Blasting has also changed from traditional stand-up shots to throw blasting to assist the new dragline operations and improve the total mining costs. Mining Issues Overburden throw ...

  • Dragline exclavator

    2014-5-23 · 1 . The coal mining dragline known as Big Muskie, owned by the Central Ohio Coal Company (a division of American Electric Power), was the world''s largest mobile earth-moving machine, weighing nearly 13,000 tonnes and standing nearly 22 …

  • Mining Funda: Dragline Excavator

    2021-9-19 · Dragline Excavator. A dragline excavator is a piece of heavy equipment used in civil engineering and surface mining. Dragline fall into two board categories: those that are based on standard, lifting cranes, and the heavy units which have to be built on-site. Most crawlers cranes, with an added winch drum on the front, can act as a dragline.

  • The largest machines in mining

    2014-1-30 · 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 ...

  • cost of dragline excavator for coal mining

    The Krupp Bucket Wheel Excavator was built in 1962 at a cost of 6 000 000 It was 156 feet tall and 468 feet long It operated at the Northern Coal Mine near Braidwood Illinois until 1972 then it was dismantled and sent to the River King Mine near Linzburg Illinois... Mine Mill Equipment Cost Guide

  • Reduce Operating Costs through Effective Bulk ...

    2018-12-3 · In an open cut mine, bulk dozer push can be one of the most cost-effective methods of moving overburden. Under the right application, the unit cost of dozer push sits somewhere between a dragline and truck/shovel excavation. So, if geotechnical …

  • Illinois Coal Mine Photos

    2019-7-5 · Photograph courtesy of Nick Koba, Jr. 1. The Krupp Bucket Wheel Excavator was built in 1962 at a cost of $6,000,000. It was 156 feet tall and 468 feet long. It operated at the Northern Coal Mine near Braidwood, Illinois until 1972, then it was dismantled and sent to the River King Mine …

  • Dragline excavators /used dragline excavators for sale ...

    Used dragline excavators for sale Second hand dragline excavators construction machines are available in the list below. If you would like to search for another vehicle in dragline excavators or if you wish to change your search specifications for accessories or spare parts in the Construction section.

  • Dragline excavator

    2021-5-11 · Draglines in mining Dragline at the Curragh Coal Mine. A large dragline system used in the open pit mining industry costs approximately US$50–100 million. A typical bucket has a volume ranging from 40 to 80 cubic yards (30 to 60 cubic metres), though extremely large buckets have ranged up to 168 cubic metres (5,900 cu ft). [10]

  • Cost Of Dragline Excavator For Coal Mining

    cost of dragline excavator for coal mining. dragline performance study in indian coal mines - ethesis - National . COAL MINES" submitted by Sri Ankit Kumar in partial fulfilment of the requirements for the award of Calculation of ownership and operating cost of dragline. 46 .. dragline excavator and with this he entered into the dragline ...

  • Drummond Co. is restoring a dragline unused since 1995 ...

    2012-3-25 · Folks who live nearby know about the machine — a dragline excavator used for surface mining of coal. Since 1995, it has been unused. That''s when demand for coal fell and mining …

  • (PDF) Productivity Analysis of Draglines Operating in ...

    In an Indian study for a large dragline operated surface coal mine, a 40% gain in OE in terms of mining rate (m3/hr) resulted in a gain in EE with an annual reduction of GHG, …

  • Dragline Excavator

    Its largest dragline was the 8950 sold to Amax Coal Company in 1973. It featured a 150-cubic yard bucket on a 310-foot boom and weighed 7,300 tons. Marion was acquired by Bucyrus in 1997. Bucyrus International entered the dragline market in 1910 with the purchase of manufacturing rights for the Heyworth-Newman dragline excavator.

  • Dragline Excavator

    Dragline Excavator - Draglines in Mining. A large dragline system used in the open pit mining industry costs approximately US$50–100 million. A typical bucket has a volume ranging from 40 to 80 cubic yards (30 to 60 cubic metres), though extremely large buckets have ranged up to 168 cubic metres (5,900 cu ft). The length of the boom ranges ...

  • Giant Dragline Excavators of the 1960s

    Dragline excavator sizes today are very much smaller compared to the ones over 40 years ago. The largest draglines like Bucyrus model 4250W and Marion 7900 turned the 1960s into the era of the super draglines. The mining industry has valued the extremely low waste removal cost benefit of these machines over their high capital cost.

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