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break even stripping ratio example for coal mining

Coal Mining Stripping Ratio

Breakeven stripping ratio | In coal mining: Contour strip mining. If the breakeven stripping ratio remains favourable, further cuts into the hillside will be made. Otherwise, if there are sufficient reserves under the knob of the hill, the coal may be recovered by underground mining … Get Price; coal mining stripping ratio – Grinding Mill China

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stripping ratio coal mining comp

break even stripping ratio example for coal mining. stripping ratio coal mining comp Break Even Stripping Ratio Example For Coal Mining. stripping ratio in coal mining CachedIn mining, stripping ratio or strip ratio refers to the ratio of the volume of …

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Stripping ratio Wikipedia

In mining, stripping ratio or strip ratio refers to the ratio of the volume of overburden (or waste material) required to be handled in order to extract some tonnage of ore. For example, a 3:1 stripping ratio means that mining one tonne of ore will require mining three tonnes of waste rock.

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formular for calculating strip ratio in mining

In mining, stripping ratio or strip ratio refers to the ratio of the volume of overburden (or waste material) required to be handled in order to extract some volume of... Read More Lecture 4 Calculating Stripping Ratios for Area Strip

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stripping ratio calculation in mining

Stripping ratio is a mining term that refers to the amount of waste measured in tons that is removed from an openpit mine. A stripping ratio of 3:1, for example ... » More; coal mining stripping ratio Cline Mining Corporation • Projects • Mining Terms . Coal Mining Terms: Coal Exploration ... of raw or clean coal.

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coal mining stripping ratio

Stripping Ratio Calculation In Mining. Usually the first analysis is the calculation of a stripping ratio at which Coal Mining TermsCline Mining Corporation Cost Models of Theoretical Mining Operations . [Chat Online] break even stripping ratio example for coal mining

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Can Indonesia's coal mines maximise strip ratios and boost ...

Dec 16, 2016· With concerns of Indonesia running out of reserves to fulfil domestic obligations, we seek to understand Indonesia's coal mines potential to maximise strip ratios and boost reserves. In this insight, we analysed the breakeven strip ratios for currently operating surface mines in Indonesia and its potential impact to reserves.

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mining engineering: STRIPPING RATIO (S)

Jun 06, 2010· * Thus in coal SR is the number of BCM of waste that needs to be removed to uncover 1 t of coal ... c. Break even point exists at which both surface and u/g mining are equally (un)profitable ... Switch to underground mining if your stripping ratio is more than BESR. a. May or may not be economically feasible * Consider value of ore. b. Major ...

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(PPT) Calculating Stripping Ratios for Area Strip Mines ...

Is it possible that eventually the coal Will get deep enough to exceed the breakeven Stripping ratio – of course! In your homework you will look at a coal reserve – start shallow and work until it is Deep enough you can’t afford it anymore. Then you’ll tell me how far you could mine.

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what is stripping ratio coal mining

break even stripping ratio example for coal mining. what is stripping ratio coal mining ppt, break even stripping ratio example for coal mining break even stripping ratio example for coal mining . Inquiry; breakeven stripping ratio Britannica. The breakeven stripping ratio is a function of ore value and the costs involved Read More in coal ...

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Stripping Ratio Calculation In Mining

Breakeven stripping ratio | Britannica. Other articles where Breakeven stripping ratio is discussed: mining: Pit geometry: The breakeven stripping ratio is a function of ore value and the costs involved. Get Price And Support Online; calculating bcm coal mining Grinding Mill China. No. Products Photo Info. Operating; 1.

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ANALISIS BREAK EVEN STRIPPING RATIO UNTUK DESAIN PIT ...

ABSTRACT: This research is aimed to determine optimal pit limit that gives economic value in coal mining. Study area is located at East Barito District, Central Kalimantan Province within the exploration area of PT. Senamas Energindo Mineral. The optimal pit limit is determined using Break Even Stripping Ratio (BESR) analysis.

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Stripping ratio | mining |

Other articles where Stripping ratio is discussed: coal mining: Choosing a mining method: …calculated with the aid of stripping ratios, which represent the amount of waste material that must be removed to extract a given amount of coal. Stripping ratios can also consider the selling price of coal, and a certain minimum profit can be added to the total cost of producing and…

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Block Method of Strip Mining

The only shortcoming with this calculation is that overburden removal costs are not constant, but vary with the size of the job and the equipment. The calculated breakeven strip ratios are. Block Method = yd³/ton of coal; Conventional = yd³/ton of coal; The actual stripping ratio …

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break even stripping ratio example for coal mining

break even stripping ratio example for coal mining break even stripping ratio example for coal mining. break even stripping ratio example for coal mining Surface Mining ResearchGate Feb 2, 2016 . Large bucketwheel excavators of the kind used in European coal mines have not .. but for no stripping is the breakeven mining cutoff grade. .

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What Is a Stripping Ratio? (with picture)

Aug 08, 2019· The stripping ratio method of calculating the profitability of the mining procedure is commonly used in the ore or coal mining process. In relation to its application in the mining of ore, the utility of the stripping ratio is the determination of the approximate ratio of waste material that must be moved in order to reach a certain ratio of ore.

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Breakeven stripping ratio |

In coal mining: Contour strip mining. If the breakeven stripping ratio remains favourable, further cuts into the hillside will be made. Otherwise, if there are sufficient reserves under the knob of the hill, the coal may be recovered by underground mining or by augering.

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Stripping Ratio Coal Mining Comp

break even stripping ratio example for coal mining. stripping ratio coal mining comp Used quarry crusher for ... what is stripping ratio coal mining ppt. Calculating Stripping Ratios for Area Strip …

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An approach towards ascertaining openpit to …

mentioned ratio is ordinarily given in terms of m3 of waste per m3 of the related mineral. There are various kinds of SR classified as overall, instantaneous (operating), breakeven, and allowable. Overall Stripping Ratio (OSR) is the proportion of the whole volume of overburden in the OP to the total reserves of the mineral.

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Effect Of Stripping Ratio In Coal Mining

break even stripping ratio example for coal mining html . Effect Of Stripping Ratio In Coal Mining. break even stripping ratio example for coal mining break even stripping ratio example for coal mining Accounting for stripping costs in the seem that it s value does not have any effect on the stripping ratio.

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What is break even stripping ratio

What is break even stripping ratio? ... We divide the overburden thickness by ore thickness to get the stripping ratio For example if we have an overburden thickness of 80m and ore thickness of 50 ...

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mining engineering: STRIPPING RATIO (S)

Jun 06, 2010· * Thus in coal SR is the number of BCM of waste that needs to be removed to uncover 1 t of coal ... c. Break even point exists at which both surface and u/g mining are equally (un)profitable ... Switch to underground mining if your stripping ratio …

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stripping ratio coal mining comp Mine Equipments

Frequently Asked Questions Semirara Mining Corporation ROM or Run of Mine Coal is the raw coal that is mined out of the mine pit. ... moved in cubic meters for every metric ton of coal produced, such that a 10:1 strip ratio...Our present permit grants the company the exclusive right to explore them .

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Lecture 4 Calculating Stripping Ratios for Area Strip ...

The Coal Area Strip Mine Formula • Strip Ratio = OB Thickness (in ft) * / Coal thickness in inches – Assumes coal is 80 lbs/ft^3 (good for bituminous) – Area Strip Mine Geometry – Geologic Stripping Ratio – no accounting for rehandle or less than coal recovery Your Turn • Use What You Have Learned About Calculating ...

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break even stripping ratio example for iron mining

Stripping ratio Wikipedia. In mining, stripping ratio or strip ratio refers to the ratio of the volume of overburden (or waste material) required to be handled in order to extract some tonnage of ore. For example, a 3:1 stripping ratio means that mining one tonne of ore will. Live Chat

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strip ratio in coal mining

stripping ratio in coal mining . Stripping ratio Wikipedia, the free encyclopedia In mining, stripping ratio or strip ratio refers to the ratio of the volume of overburden (or waste material) required to be handled in order to extract some volume of ...

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