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In this paper, a linear programming-based ore allocation model is established and solved for the composition of copper concentrate. Multiple targets are selected in the target setting, and multiple constraints are added to meet the conditions of the set copper-sulfur ratio, allowing the selection of different targets and constraints for the ore allocation …
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copper market conventions and the reference units used in these markets. The index specification has a minimum volume size accepted. The Fastmarkets Copper Concentrates Index is a tonnage-weighted calculation, based on actual transactions. Fastmarkets will also collect estimates, offers and bids from the market to …
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This paper presents a copper concentrates benchmark price model which provides suitable short-term price estimations based on metals and discounts forecasts, …
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"Mr. Chairman and fellow CMP members, most of these remarks will be made with particular reference to copper concentrate but the basics apply generally to other metal …
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Live Copper Charts and Copper Spot Price from International Copper Markets, Prices from New York, London, Hong Kong and Sydney provided by Kitco.
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Platts daily clean copper concentrate treatment charge touched a three-month low June 29 at $73/mt CIF China, and was down 14% from April 18, S&P Global Commodity Insights data showed. Concentrate charges are expected to bottom in Q3 before supply picks up again in Q4, sources said. Demand and supply of #copper …
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Our team of experts provides global and local data-driven insights, prices, forecasts and market news to help you make sense of the forces influencing the copper market. Our expert analysis provides critical insights to help you predict future trends for win-win outcomes in your contract negotiations. Inquire about our copper market …
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2.1 Materials. The raw materials (copper concentrate) used in this study come from a copper smelter in Yunnan, China. The chemical composition of copper concentrate for the furnace is shown in Table 1.It can be seen from the raw material composition that the contents of Cu, Fe, S and SiO 2 are high at 18.98%, 23.19%, …
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COPPER CONCENTRATES SALES AGREEMENT . This Agreement, dated as of June 29, 2012, is made among LOUIS DREYFUS COMMODITIES METALS SUISSE SA, a société anonyme organized under the laws of Switzerland (the "Buyer"), TERRANE METALS CORP., a corporation organized under the laws of British Columbia (the …
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COPPER CONCENTRATE SALES AGREEMENT filed by Thompson Creek Metals Co Inc. on May 6th, 2015. ... Seller shall provide to Buyer a provisional invoice reflecting the Seller's calculation of the provisional Total Compensation ... The United Nations Vienna Convention on Contracts for the International Sale of Goods shall not …
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Four percent (4%) based on the actual market value of the gross output thereof at the time of removal. Imported copper, gold, chromite and other metallic minerals. Four percent (4%) based on the value used by BOC in determining tariff and customs duties, net of excise tax and value added tax. On indigenous petroleum.
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Highlights. •. Copper concentrates benchmark prices model allow finding the optimum trading terms. •. Metals prices, smelter terms and penalties are modelled for five typical layouts. •. Knowledge of discounts' weight over time help mines and smelters optimize activity. •. The model proposed is a reliable tool for estimating copper ...
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COPPER CONCENTRATES SALES AGREEMENT . This Agreement, dated as of June 29, 2012, is made among LOUIS DREYFUS COMMODITIES METALS …
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For spot contracts, miners are paid according to the copper price at the time that the smelter/copper refinery makes the sale, not at the copper price on the date of delivery of the concentrate.
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Global Mining Review, Thursday, 24 March 2022 09:00. Advertisement. KGL Resources Ltd has entered into a binding sales agreement with Glencore International AG for the sale of of the copper concentrate produced from KGL's high-grade Jervois Copper Project. It has a minimum term expiring at the end of five full calendar …
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The LME copper contract is the second largest traded contract on the LME (London Metal Exchange). Copper prices are very important for many companies. The prices, opening stocks and the forward price curve for copper are available in our real-time software. Additionally we give access to average copper prices, history, trade prices, …
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Global copper-in-concentrate production in 2020 is estimated by Wood Mackenzie to have been approximately 17 Mt. The custom share of the market is estimated to have been about 10 Mt in …
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(b)For purposes of calculating the amount of the Provisional Payment for a Parcel, the Total Compensation shall be estimated by the Seller based on: (i) the Provisional …
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By P.I. Lewis, with assistance from P.C. Wilson and A. Vogel For the economic evaluation of any mining project it is essential to determine a realistic value of the revenue derived from the sale of products. This applies at all stages of project evaluation through to the final feasibility), study. In estimating
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On 12 May 2015, the Company and Yunnan Copper entered into the Copper Concentrates Sales Agreement for the purpose of governing the sale and purchase of copper …
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Accordingly, sales contract administration and invoicing for cathode is quite straightforward and relatively easy, when compared to the complexities of invoicing and accounting for concentrates sales. Concentrates. A typical copper ore is usually too low grade to be processed into metal, without beneficiation, or upgrading, into a concentrate.
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Sales Contract for Copper Concentrate - Free download as PDF File (.pdf), Text File (.txt) or read online for free. contract for copper
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Copper Concentrate. Typically, copper concentrates contain 20–30% Cu and up to 5% Zn. Copper flotation tailings are activated with copper sulfate and zinc minerals floated as described above for Pb–Zn ores. ... where I is the income per year, W is the mass flow of the concentrate, p is the fraction of metal paid, g is the mineral grade ...
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Penalties can significantly reduce the value of copper concentrate. For instance, in this paper, the fluorine penalty deduction ranges from $7 to $54 for copper concentrate containing 0.1 to 0.57% fluorine ion, accounting for 0.3 to 2.4% of the net value of the concentrate before the penalty element deduction.
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The Market Related Terms for the Initial Period and for each Contract Year (as agreed by Seller and Buyer or determined by the Referee(s) in accordance with this Section 7.8 and Article 12) shall be Copper Treatment Charge, Copper Refining Charges and Copper price participation if applicable in line with the applicable terms annually negotiated ...
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Copper concentrate supply is expected to be adequate next year and China's top copper smelters had already lifted their floor TC/RCs in the third and fourth quarter to a six-year high at $95/9 ...
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COPPER CONCENTRATE SALES AGREEMENT . Dated August 13, 2012 ... a calculation of provisional Payable Metal ... Seller shall be obligated to allocate any such reduced amount of Concentrate between Buyer and all other purchasers of Concentrate under long-term contracts in effect on the date of the Event of Force Majeure reasonably …
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In copper smelting, obtaining uniform blend compositions from diverse copper concentrates is vital for stable and economical operation, keeping in mind the decreasing quality of raw material with time. The concentrates differ in chemical compositions and contain around 24 critical elements, making it challenging to achieve …
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Published Mar 1, 2018. We have copper concentrate with approximately 25% CU for long-term contract, the first 500 tons is ready to sell. For documentation, please contact me by this means and I ...
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