Welcome to visit us!

contact us

In Coal Mining What Is Good Strip Ratio

Coal is very common Caves are a good source of coal but if you are mining coal is most common at y48

Get a Quote Send Message

Hot Products:

Please Leave A Message:

More Details:

PPT Calculating Stripping Ratios for Area Strip Mines
PPT Calculating Stripping Ratios for Area Strip Mines

The Coal Area Strip Mine Formula • Strip Ratio OB Thickness in ft 1111 Coal thickness in inches – Assumes coal is 80 lbsft3 good for bituminous – Area Strip Mine Geometry – Geologic Stripping Ratio – no accounting for rehandle or less than 100 coal recovery Your Turn • Use What You Have Learned About Calculating Stripping Ratios for Strip Mines and Break Even Limits to Determine the Size of a

Learn More
Stripping ratio  mining
Stripping ratio mining

In 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 openpit mining In mining Pit geometry removed is called the overall stripping ratio

Learn More
What Is a Stripping Ratio with picture
What Is a Stripping Ratio with picture

Oct 26 2019 · The stripping ratio is commonly used in the ore and coal mining processes Another consideration that affects the ratio is the presence of contaminants that might lower the quality of the material extracted from the site meaning that more of the material has to be extracted in order to meet up with the profit target

Learn More
in coal mining what is a good strip ratio
in coal mining what is a good strip ratio

in coal mining what is a good strip ratio in coal mining what is a good strip ratio In strip coal mining operations the following are sometimes seen SR 1 68 Whereas the net value is zero at the pit limit it is positive for the overall section Get Price

Learn More
what is stripping ratio coal mining
what is stripping ratio coal mining

Strip Ratio In Coal Mining The Coal Area Strip Mine Formula • Strip Ratio OB Thickness in ft 1111 Coal thickness in inches – Assumes coal is 80 lbsft3 good for bituminous – Area Strip Mine Geometry – Geologic Stripping Ratio – no accounting for rehandle or

Learn More
strip ratio in coal mining  Mine Equipments
strip ratio in coal mining Mine Equipments

Get Price And Support Mining at Saraji occurs from the Moranbah coal Reserves Jellinbah Group The Jellinbah coal deposit is approximately 30 km in length The major The average strip ratio for the mining lease is 1 tonne of ROM coal to 8 bcm of waste

Learn More
How to calculate stripping ratio
How to calculate stripping ratio

The common strip ratio for coal mining is BCM per ton of coal Is this coal in situ or run of mine Any answers

Learn More
what is stripping ratio coal mining crusher
what is stripping ratio coal mining crusher

what is stripping ratio coal mining mining strip ratio sharesguru Quarry Equipment Rock strip ratio sharesguru australian shares forum the strip ratio is the number of cubic metres of dirt and rock you need to remove to obtain a every tonne of ore usually coal when it is mined with draglines or

Learn More
Coal mining  Wikipedia
Coal mining Wikipedia

When coal seams are near the surface it may be economical to extract the coal using open cut also referred to as open cast open pit mountaintop removal or strip mining methods Opencast coal mining recovers a greater proportion of the coal deposit than underground methods as more of the coal seams in the strata may be exploited

Learn More
What is the Amount of waste for coal mining  Answers
What is the Amount of waste for coal mining Answers

Coal mining can do alot to the enviroment Coal mining can pollute the air and destroy habitats like forests and wetlands Coal mining can do alot to the enviroment

Learn More
what is stripping ratio coal mining
what is stripping ratio coal mining

Strip Ratio In Coal Mining The Coal Area Strip Mine Formula • Strip Ratio OB Thickness in ft 1111 Coal thickness in inches – Assumes coal is 80 lbsft3 good for bituminous – Area Strip Mine Geometry – Geologic Stripping Ratio – no accounting for rehandle or

Learn More
Strip Mining  an overview  ScienceDirect Topics
Strip Mining an overview ScienceDirect Topics

Another factor that is considered when determining the economics of strip mining is the stripping ratio which is the ratio of overburden thickness to coal seam thickness Typically the maximum stripping ratio that is economical is 20 to 1 4

Learn More
what is stripping ratio coal mining crusher
what is stripping ratio coal mining crusher

what is stripping ratio coal mining mining strip ratio sharesguru Quarry Equipment Rock strip ratio sharesguru australian shares forum the strip ratio is the number of cubic metres of dirt and rock you need to remove to obtain a every tonne of ore usually coal when it is mined with draglines or

Learn More
Can Indonesias coal mines maximise strip ratios and
Can Indonesias coal mines maximise strip ratios and

Dec 16 2016 · However producers are likely to have sterilised coal and jeopardised future coal reserves with continuous mining in lower strip areas Our analysis suggests that the top 16 producers in Indonesia has been able to increase reserve but other coal producers have experienced a declining trend in reserve reduction and is expected to lose 364 Mt in 2016

Learn More
Key Financial Ratios to Analyze the Mining Industry
Key Financial Ratios to Analyze the Mining Industry

Average ROEs in the mining industry are between 5 and 9 with the bestperforming companies producing ROEs closer to 15 or better The ratio is calculated by dividing net income by stockholders

Learn More
Coal mining  Choosing a mining method
Coal mining Choosing a mining method

Coal mining Coal mining Choosing 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

Learn More
Strip mining
Strip mining

Strip mining Strip mining removal of soil and rock overburden above a layer or seam particularly coal followed by the removal of the exposed mineral The common stripmining techniques are classified as area mining or contour mining on the basis of the deposit geometry and type

Learn More
PDF COAL MINING METHODS
PDF COAL MINING METHODS

Peabody Coal Companys Dugger strip mine and Bethlehems Mine No 108 were awarded Sentinels of Safety trophies in 1978 for being the safest surface and underground coal mines in the country that

Learn More
Coal  Mining Flashcards  Quizlet
Coal Mining Flashcards Quizlet

contour strip mining Form of surface mining used on hilly or mountainous terrain A power shovel cuts a series of terraces into the side of a hill An earthmover removes the overburden and a power shovel extracts the coal with the overburden from each new terrace dumped onto the one below

Learn More
stripping ratio coal mining comp
stripping ratio coal mining comp

What Is Stripping Ratio Coal Mining Stripping Ratio Coal Mining Comp Coal Russian The geological characteristics of surface coal mining which distinguish it from other surface mining are the nature mining edictionary Surface Mining Methods Strip mining see coal mining by underground mining rather than surface mining is the strip ratio Compensation and

Learn More
Top CoalMining Stocks for 2019  Investopedia
Top CoalMining Stocks for 2019 Investopedia

Coal is the most abundant fossil fuel on earth and it is a major source of energy Coal is widely used across the globe to generate electricity The coal mining process involves extracting coal

Learn More
Surface Coal Mining Methods in Australia  InTech
Surface Coal Mining Methods in Australia InTech

Surface Coal Mining Methods in Australia 13 The draglines operate in the lower portion of the seams where the interburden are the greatest and the prestrip shovels and excavators are used on the upper portion of the deposit where the interburden average is around 1520m

Learn More
Cline Mining  Mining Company
Cline Mining Mining Company

Most probably mining business is the last thing that will come to your mind You might have considered it even at this moment But there are instances in which real money is in businesses wherein no one is paying attention to Opening a mining company does not always require you extensive capital There are so many available opportunities in

Learn More
Effect Of Stripping Ratio In Coal Mining
Effect Of Stripping Ratio In Coal Mining

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

Learn More
effect of stripping ratio in coal mining  Solution for
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 QA wiki 1 Overburden OB 2 Coal ore 3

Learn More
break even stripping ratio example for coal mining
break even stripping ratio example for coal mining

In strip coal mining operations the following are sometimes seen Breakeven stripping ratio The instantaneous stripping ratio at the point where For open pit mining the costs are 040ton ore and a stripping cost of 050ton of waste

Learn More
What is Strip Mining with pictures
What is Strip Mining with pictures

Sep 28 2019 · Classically strip mining is used to mine tar sand and coal This technique is also referred to as open cast open cut or stripping In this technique the first step is the removal of trees shrubs and structures on the area to be mined a process which is usually accomplished with heavy duty bulldozers

Learn More
Chapter 2 The Environmental Effects of Strip Mining  The
Chapter 2 The Environmental Effects of Strip Mining The

Chapter 2 The Environmental Effects of Strip Mining This process continues along parallel strips of land so long as the ratio between the overburden and the coal seam called the stripping ratio makes it economically feasible to recover coal Mining may cease in a particular area for example where the coal seam becomes thinner or where

Learn More
Are there really 54000 people employed in thermal coal
Are there really 54000 people employed in thermal coal

Jul 15 2019 · Deputy Leader of the Nationals Bridge McKenzie said there are 54000 people employed in the thermal coal industry but is the number that high RMIT ABC Fact Check investigates

Learn More

Latest News:

Hi,may I help you with products, price, etc?