·per ton of ore was needed to recov er about 59 % of the copper exist in the o re Yousef Mubarak In ternational Journal of Emerging Tren ds in Engineering Research 8 8 August 2020 4226 42 35
Landmark Coal operates a mine During July the company obtained 500 tons of ore which yielded 250 pounds of gold and 63 100 pounds of copper The joint cost related to the operation was $500 000 Gold sells for $325 per ounce and copper sells for $ per pound Allocate the joint costs using relative weight
·The type of crushing equipment that a copper mine should choose depends on various factors such as the hardness and abrasiveness of the copper ore the required product size the production
·Recycling of lead acid batteries starts with breaking crushing and physical separation into plastic polypropylene C 3 H 6 n sulphuric acid H 2 SO 4 lead oxide PbO and lead oxide/sulphate paste [10] Lead acid battery recycling market matured and conventional pyrometallurgical process are used to recycle it as represented in the Fig 3 [11] During the
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·copper/molybdenum ore per day from two pits Recently the company has installed two in pit m 60 89 in gyratory crushers for ore crushing at a cost of $20 million
·The processing and production technology of copper ore mainly includes three processes crushing grinding and modern copper ore crushing method adopts three stage closed circuit crushing which can not only complete the crushing and partial dissociation of the ore but also improve the efficiency of subsequent the
2 ·Today s copper market price is $ per pound Tip Use the Advanced button above to access technical analysis charting features for copper spot prices over time Because infrastructure represents such an important part of the demand emerging markets are a key driver of copper prices Fast
·MEDIA 3″ sand cast manganese steel balls and Raine cast balls Consumption— lbs per ton of ore CHINGOLA OPEN PIT ORE Ball mill—9 x8′ diameter Moisture in ball mill feed—8% Liners—manganese steel grid type End liner—5 months Barrel liner—8 months Grinding media and consumption are the same as for Nchanga washed ore
The salvage value of the land is expected to be $280 000 The depletion expense per ton of ore is blank France our Mining Co purchased for $7 000 000 a mine that is estimated to have 35 000 000 tons of ore and no salvage value In the first year 5 000 000 tons of ore are extracted and sold Calculate depletion cost per ton
·The geologist for Piney estimated the recoverable copper reserves to be 500 000 tons During the first year 50 000 tons were mined and 40 000 tons were sold for $5 000 000 A mining company estimates that the marginal cost of extracting x tons of copper ore from a mine is measured in • Assume that each mine is the
Daily Metal Price Iron Ore Price Chart USD / Metric Ton for the Last Year Chart daily metal price movements in multiple units Daily Metal Prices Toggle navigation All Metals Aluminum; Cobalt; Copper $ lb 10/11 Oct 11 2024 Gallium $ kg
It incurs additional costs of $200 000 to access the mine which is estimated to hold 500 000 tons of ore The estimated value of the land after the ore is removed is $150 000 Prepare the entry ies to record the cost of the ore mine Prepare the year end adjusting entry if 90 000 tons of ore are mined and sold the first year
Depreciation Mining Equipment 500 Accumulated Depreciation Mining Equipment 500 On July 1 2022 MineNi Inc invested P1 500 000 in a mine estimated to have 600 000 tons of ore of uniform grade During the last 6 months of 2022 250 000 tons of ore were mined and sold Prepare the journal entry to record the depletion expense
Landmark Coal operates a mine During July the company obtained 500 tons of ore which yielded 250 pounds of gold and 63 700 pounds of copper The joint cost related to the operation was $500 000 Gold sells for $325 per ounce and copper sells for $ per pound Allocate the joint costs using the relative sales values
3 ·Live Copper Charts and Copper Spot Price from International Copper Markets Prices from New York London Hong Kong and Sydney provided by Kitco
On July 1 2007 the Amplex Company purchased a coal mine for $2 million The estimated capacity of the mine was 800 000 tons During 2007 the company mines 10 000 tons of coal per month and sells 9 000 tons per month The selling price is $30 per ton an; Salter Mining Company purchased the Northern Tier Mine for $75 million cash
A company purchased mining property for $4 875 000 containing an estimated 15 000 000 tons of ore In Year 1 it mined 689 000 tons of ore and in Year 2 it mined 935 000 tons Calculate the depletion expense for Year 1 and Year 2 and determine the book v; Frederick Mining Company owns a large parcel of land which costs $900 000
·Across the Red Sea in Saudi Arabia the National Industrialization CO built a 15 600 tons/year sponge iron melting facility as a joint project with Toho Titanium of Japan According to the USGS world consumption for TiO 2 pigment is forecast to increase at the rate of 4% a year to reach million metric tons per year Aerospace
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