what is stripping ratio coal mining

What is stripping ratio in mining? - Quora

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
Rational economic stripping ratios - tandfonline.com

ABSTRACT: The economic stripping ratio t useo definde an economic mining bloc ikn an open pit coal mining situatio isn rationalised by considering the time valu oe f money, and definin rugn o minf e recovery and mining a coss dynamit c variables

Get Price
Stripping Ratios: What are They and Why are They Important?

A strip ratio, or stripping ratio, is an important measurement related to the open-pit mining process. It represents the amount of waste material, also known as overburden, that must be moved in ...

Get Price
Surface Strip Coal Mining Handbook - sacea.org.za

mining, specifically surface strip coal mining. It is intended as handbook for engineers who are It is intended as handbook for engineers who are new to the field of mining engineering, or for students who are entering the field with little prior

Get Price
what is stripping ratio coal mining crusher - educationcare.in

Stripping ratio . 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...

Get Price
Coal mining - Wikipedia

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.

Get Price
strip ratio in coal mining - Mine Equipments

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 …

Get Price
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. ...

Get Price
Stripping Ratio In Coal Mining - mbokodoinns.co.za

Sales Inquiry Stripping Ratio In Coal Mining; what is stripping ratio coal mining ppt - Grinding Mill . After coal comes out of the ground, it typically goes on a conveyor belt to a preparation plant that is located at the mining site.

Get Price
What Is Stripping Ratio Coal Mining Ppt - spitsid.eu

calculate various stripping ratios for given situations (C, Ap) 3. explain the influence of stripping ratios on planning decisions (A, S) 4. assess the most economic method of mineability of a deposit by surface mining or underground mining from the limiting stripping ratio (A, S, E) 1.4 Stripping Ratio Stripping ratio is defined as the ratio of the Overburden/Cover Rock / Waste Rock to the ...

Get Price
what is stripping ratio coal mining - overlandconnection.com

Mine closures in Indonesia's Jambi highlight coal industry ,- what is stripping ratio coal mining ,29 Nov 2012 , JAKARTA, Nov 29 (Reuters) - Nearly 90 percent of coal mines in Indonesia's Jambi province have closed , Jambi's stripping ratios, the amount of dirt that needs to be removed to uncover coal, are typically between 1:2 and.1 4 ...

Get Price
Break-even stripping ratio | Britannica.com

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 - answers.com

* Consider Capital Quarries , Rolla, at 25 m depth, SR = 0.5 b. To surface mine we need to remove some waste in addition to ore / coal c. SR measures how much waste needs to be removed so that a ...

Get Price
break even stripping ratio example for coal mining html ...

break even stripping ratio example for coal mining. 28 Oct 2014 Stripping ratio is a term that is derived from the mining industry and of the mining procedure is commonly used in the ore or coal mining process For example, if the mining company must extract one part of ore to three and a half parts of waste in order to break even, it stands to ...

Get Price
What Is a Stripping Ratio? (with picture) - wisegeek.com

2019-03-03· Stripping ratio is a term that is derived from the mining industry and is used in reference to the open-pit mining process. The stripping ratio method of calculating the profitability of the mining procedure is commonly used in the ore or coal mining process.

Get Price
Stripping Ratios, Pit Limits & Cutoff Grade Optimization ...

CHAPTER 8 Stripping Ratios, Pit Limits & Cutoff Grade Optimization Dr. Teuku Andika R Putra USM 2014 Stripping Ratios The stripping ratio (SR) refers to the amount of waste that must be removed for a given quantity of ore in open pit mining.

Get Price
Strip Mining for Coal - YouTube

2015-09-11· Almost 20 years since the strip mine began and it is still going strong here in Stellarton, Nova Scotia. In another five or six years time the mining should be complete and will mark the end of ...

Get Price
strip ratio in coal mining - feentech.nl

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 …

Get Price
coal mining stripping ratio - zacarafarm.com

What Is Stripping Ratio Coal Mining - bikerpoint.eu. what is stripping ratio coal mining, mining strip ratio sharesguru cubic feet or 1275 tons of coal for a ratio of 1875 if the total cost to mine was 300 per cubic yard, the coal sales price per ton would have to be 3750 to break mining strip ratio sharesguru australian shares forum.

Get Price
Stripping ratio | mining | Britannica.com

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.

Get Price
stripping ratio in coal mining - essentialgap.co.za

Rational economic stripping ratios: … ABSTRACT: The economic stripping ratio used to define an economic mining block in an open pit coal mining situation is rationalised by …

Get Price
what is stripping ratio coal mining - Mine Equipments

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 …

Get Price