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what is stripping ratio coal mining. In coal mining what is a good strip ratio - The Q&A wiki 1. Overburden O/B 2. Coal / ore 3. Interburden (or parting), I/B 4. Waste Sometimes: Waste = O/B + I/B (look at the context) Waste (O/B + I/B) needs to be removed to ...
the mine. High stripping ratio, ... This means that the ratio of coal production to coal reserve is very low ... ESTIMATING AVERAGE TOTAL COST OF OPEN PIT COAL .
Calculating Stripping Ratios for Area Strip Mines Mnge 315 "Elements of Practical Coal Mining" and SME's "Surface Mining" were specifically referenced ...
contents 1 introduction to surface strip coal mining 1.1 fundamental concepts and definitions 2 1.2 surface coal mining 5 1.3 production cost and stripping ratio
The average overburden to coal stripping ratio of 5:1 (bank cubic metres of. overburden : tonne of coal) over the life of the proposed mine represents a. conservative limit at which, given the fluctuating coal prices, the proposed coal. mine would remain economically viable. This ratio is in the low to mid range.
... amount of coal. Stripping ratios ... Mining then ceases. The ratio of the amount of waste rock stripped to ore removed is called the overall stripping ratio.
How do you calculate the stripping ratio? ... In coal mining what is a good strip ratio? 1. Overburden O/B 2. Coal / ore 3. Interburden (or parting), I/B 4.
What Is a Stripping Ratio? - wiseGEEK Stripping ratio is a term that is derived from the mining industry and is used in ... of the mining procedure is commonly used ...
Glossary of Mining Terms ... In coal mining this is the intended basis ... Stripping ratio – The unit amount of overburden that must be removed to gain access to a ...
Secretive Company Says It Could Be 'Mining' the Moon by 2020. For years, private space company Moon Express has touted its grand ambitions of one day mining the moon ...
What Is a Stripping Ratio? (with picture) - wiseGEEK. Nov 23, 2016 The stripping ratio method of calculating the profitability of the mining procedure is commonly ...
the stripping ratio fot the last increment alomg the pit wall. itdetermines whether one should continue mining using openpit(surface) or switch to uderground.
Stripping Ratios, Pit Limits & Cutoff Grade Optimization. ... Pit Limits & Cutoff Grade Optimization. ... In strip coal mining operations, ...
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 ...
Aug 28, 2017· What Is a Stripping Ratio? ... The stripping ratio method of calculating the profitability of the mining procedure is commonly used in the ore or coal ...
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 ...
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 ...
An automated form of underground coal mining characterized by high ... Strip Ratio The stripping ratio is the most influential economic factor in the ...
1.4 Stripping Ratio Stripping ratio is defined as the ... Profit earned in Rs/te of ore or coal by underground mining LSR indicates for a given deposit when to ...
Cost Trends in Mining. William G. Meister. ... Relative Cost Competitiveness of Major Coal Exporting Countries • ... Stripping Ratio •
5 NOMENCLATURE / DEFINITIONS BCM: Bank cubic metre LCM: Loose cubic metre TCM: Total cubic metres for equipment only (LCM + rehandle) Total BCMs Sum of coal .
What Is a Stripping Ratio? (with picture) - wiseGEEK. Aug 3, 2015 The stripping ratio method of calculating the profitability of the mining procedure is commonly used ...
Estimating Average Total Cost of Open Pit Coal. such as coal quality, stripping ratio, as well as other possible explanatory variables is less important.
The break-even stripping ratio is a function of ore value and the costs involved. Read More. in coal mining: Contour strip mining
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