what is stripping ratio coal mining

  • Stripping Ratio Calculation In Mining

    ABSTRACT The economic stripping ratio used to define an economic mining block in an open pit coal mining situation is rationalised by considering the time value of money and defining run of mine recovery and mining cost as dynamic variables dictated by the thicknesses depths and number of seams within a mining block.

    Get Price
  • stripping ratio coal mining comp luisha mining enterprise sprl

    stripping ratio in coal mining. mining or underground mining depending on a limiting factor called stripping ratio or if th in the large sized operations shovel-truck system dragline stripping with crushing plant t Effect Of Stripping Ratio In Coal Mining Stripping ratio the free encyclopedia In mini. stripping ratio coal mining comp .

    Get Price
  • 24th clip Surface Mining (Stripping Ratio)YouTube

    Nov 22 2016 · 24th clip Surface Mining (Stripping Ratio) Viriyah Miner. Loading Unsubscribe from Viriyah Miner Open Cut Coal Mine Planning Scheduling SoftwareDuration 4 38.

    Get Price
  • in coal mining what is a good strip ratio

    The various stripping ratios that are used in surface mining are the following 1. stripping ratio Cumulative/ average stripping ratio Overall Stripping ratio Incremental stripping ratio Break even stripping ratio (BESR) In case of coal deposits . Get Price

    Get Price
  • What is stripping ratio in mining Quora

    Jul 25 2018 · 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 wil

    Get Price
  • Strip Miningan overview ScienceDirect Topics

    Andrew P. Schissler in Encyclopedia of Energy 2004. 2.3 Strip Mining. Strip mining is employed in coal reserves where the overburden is removed in rectangular blocks in plan view called pits or strips. The pits are parallel and adjacent to each other. Strip mining is fundamentally different from contour or area mining on how the overburden is displaced called spoil handling.

    Get Price
  • Break-even stripping ratio Britannica

    In coal mining Contour strip mining. If the break-even 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.

    Get Price
  • in coal mining what is a good strip ratio

    The various stripping ratios that are used in surface mining are the following 1. stripping ratio Cumulative/ average stripping ratio Overall Stripping ratio Incremental stripping ratio Break even stripping ratio (BESR) In case of coal deposits . Get Price

    Get Price
  • break even stripping ratio example for coal mining

    The stripping ratio is commonly used in the ore and coal mining processes. . In relation to its application in the mining of ore the utility of the stripping ratio is the . For example if the mining company must extract one part of ore to three and a . to break even it stands to reason that the company will seek to look for mining. More

    Get Price
  • Coal miningChoosing a mining method Britannica

    Coal miningCoal miningChoosing a mining method The various methods of mining a coal seam can be classified under two headings surface mining and underground mining. Surface and underground coal mining are broad activities that incorporate numerous variations in equipment and methods and the choice of which method to use in extracting a coal seam depends on many

    Get Price
  • effect of stripping ratio in coal mining Solution for

    Aug 31 2012 · Average stripping ratiooperations 9.60 7.40 10.20 7.24 Pacific Coal Resources Ltd. is a Canadian-based mining company focused on coal coking coal Coal miningWikipedia the free encyclopedia. Strip mining exposes the coal by removing the reaches a predetermined stripping ratio (tons of overburden/tons of coal

    Get Price
  • what is stripping ratio coal mining crusher

    effect of stripping ratio in coal mining Solution for. Aug 31 2012 Chapter 2 The Environmental Effects of Strip Mining The Strip EFFECTS OF. STRIP MINING A ll mining operations have a disruptive effect on the so long as the ratio between the overburden and the coal seam called the stripping ratio In coal mining what is a good strip ratio The Q A wiki.

    Get Price
  • what is stripping ratio coal mining

    What Is a Stripping Ratio (with picture)wiseGEEK. 7 Dec 2014 The stripping ratio method of calculating the profitability of the mining procedure is commonly used in the ore or coal mining process.

    Get Price
  • Key Financial Ratios to Analyze the Mining Industry

    May 08 2020 · Average ROEs in the mining industry range between 5 and 9 with the best-performing companies producing ROEs closer to 15 or more. The ratio is calculated by dividing net income by stockholders

    Get Price
  • In coal mining what is a good strip ratioAnswers

    Coal mining is good because it is used to get a very important natural resource coal. Coal is used in many things and without coal mining we could not do those things.

    Get Price
  • what is stripping ratio coal mining

    What Is a Stripping Ratio (with picture)wiseGEEK. 7 Dec 2014 The stripping ratio method of calculating the profitability of the mining procedure is commonly used in the ore or coal mining process.

    Get Price
  • Coal miningWikipedia

    Coal mining is the process of extracting coal from the ground. Coal is valued for its energy content and since the 1880s has been widely used to generate electricity. Steel and cement industries use coal as a fuel for extraction of iron from iron ore and for cement production. In the United Kingdom and South Africa a coal mine and its structures are a colliery a coal mine is a pit and

    Get Price
  • Influence of striping ratio on open cast coal mining

    Influence of striping ratio on open cast coal mining. characteristics of the coal The three surface mining techniques most widely used in the West are area strip open pit and terrace pit Area Strip Area strip is the principal surface mining technique used in the United States The technique was perfected in the coalfields of Illinois Indiana Kentucky and Ohio The

    Get Price
  • Determining Stripping RatioBasic Mining Techniques

    The maximum allowable Stripping Ratio (SR max) defines break even stripping ratio (BESR).This represents the highest possible units of waste that can be handled. If the SR exceeds the BESR then the operation will be uneconomical as the income generated by the ore is insufficient to offset the costs incurred in mining.

    Get Price
  • Stripping ratio and pit limitBasic Mining Techniques

    The units for stripping ratios can vary and usually depends on the geological properties of the deposit and the commodity mined. It can be expressed in tonnes (t) or cubic meters (m 3).Usually for coal cubic meters (m 3) or tonnes (t) are used.However for hard rock mines where the geology is usually complex with the presence of various rock types tonnage (t) is usually preferred.

    Get Price
  • what is stripping ratio coal mining crusher

    effect of stripping ratio in coal mining Solution for. Aug 31 2012 Chapter 2 The Environmental Effects of Strip Mining The Strip EFFECTS OF. STRIP MINING A ll mining operations have a disruptive effect on the so long as the ratio between the overburden and the coal seam called the stripping ratio In coal mining what is a good strip ratio The Q A wiki.

    Get Price
  • Coal Geology Flashcards Quizlet

    Start studying Coal Geology. Learn vocabulary terms and more with flashcards games and other study tools. Search. the ratio of overburden to coal thickness Smaller the ratio greater the cost savings. capturing the gas while mining the coal can migrate into aquifers and contaminate wells.

    Get Price
  • What is stripping ratio in mining Quora

    Jul 25 2018 · 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 wil

    Get Price

About Us

  • Add: South Jinqiao Area,Pudong New Area, Shanghai, China.
  • Zip: 201201
  • Tel: +86-21-58386189, 58386176