Proprocess is a mediumsized enterprise, which services the chemical, metallurgical, petrochemical and related process industries. Copper production copper production is not an environmentally benign activity. Manufacturing process, machinery, raw materials, feasibility study, investment opportunities, cost and revenue. Copper processing is a complex process that involves many steps as the manufacturer processes the ore from its raw, mined state into a purified form for use in many industries. Describe the most prevalent processes used to manufacture or formulate. Copper is typically extracted from oxide and sulfide ores that contain between 0. The invention relates to an improved process for the production of practically nonhygroscopic, easily grindable copper ii sulfate monohydrate which is stable even in finely ground state and can be applied as trace element additive in animal fodders, by neutralizing the free sulfuric acid content of copper ii sulfate pentahydrate with sodium, potassium or ammonium hydroxide, carbonate. Chapter 8 environmental aspects of copper production. Indeed it is often the starting raw material for the production of many of the other copper. What is the manufacturing process of copper sulphate. Each process consists of several steps in which unwanted materials are physically or chemically removed, and the concentration of copper is progressively increased. Summary of the invention the present invention provides a simplified method for the manufacture of copper sulfate crystals and more particularly, a method of manufacture of fine copper sulfate pentahydrate crystals from.
Copper sulphate manufacturing plant, detailed project. Indeed it is often the starting raw material for the production of many of the other copper salts. The alternative process comprises crushing and screening of the ore. In this video you can see one way to dissolve copper metal without nitric acid. Starting from either openpit or underground mining and using a different relevant treatment method for oxide or sulphide copper mineral ore. Copperii sulfate, also known as copper sulphate, are the inorganic compounds with the chemical formula cu so 4 h 2 o x, where x can range from 0 to 5. Copper sulphate, blue stone, blue vitriol are all common names for pentahydrated cupric sulphate, cu s04 5 h20, which is the best known and the most widely used of the copper salts. Ammonium sulfate as byproduct the right choice for you gea messo pt has a reference list of over fifty successful ammonium sulfate crystallizer installations around the world, has several patents on associated process and equipment features, and continues to work hard on improving its technology for the benefit of its clients. Electrorefining general introduction in an electrorefining process, the anode is the impure metal and the impurities must be lost during the passage of the metal from the anode to the cathode during electrolysis, i. So it can be concluded that, during electrolysis of copper sulfate with copper electrodes. Having a quick look now at how porphyry ores are treated and the metals extracted.
From mining and milling through hydro and pyrometallurgical processing to refining, copper production can have significant adverse impacts on air quality, surface and groundwater quality, and the land see figure 81. Oxide ore and tailings are leached by a weak ac id solution, producing a weak copper sulfate solution. Copper sulfate is used by the mining industry, which uses it as activating reagent in flotation concentrator plants zinc and lead ores, and may be destined to agriculture, livestock, chemicals and textiles. Process for the manufacturing of copper sulphate sulfuric acid. Copper sulphate crystallisation plants at remote ore. Copper sulfate crystals are among the most beautiful crystals you can grow, but you might not have access to a chemistry lab or want to order the copper sulfate from a chemical supply company. Copper sulfate agricultural marketing service usda. As the copper anode dissolves, metallic impurities precipitate and form a sludge. Both of these chemical forms of copper average daily gain poundsday 1. Copper sulfate is produced industrially by treating copper metal with hot concentrated sulfuric acid. This has been driven by increasing primary metal copper. Synthesis of commercial products from copper wiredrawing waste. The production of copper sulfate is mainly with scrap copper and sulfuric acid, by the leaching process. Process for the manufacturing of copper sulphate free download as word doc.
The copper anode is dissolved and deposited at the cathode. After enrichment steps, the copper concentrates are usually treated by pyrometallurgical methods. Ammonium sulphate is a crystalline powder although it may be available as a 40% solution and is safer than anhydrous or aqueous ammonia. The conversion of copper consists of a series of physical and electrochemical processes. Copper processing is a complicated process that begins with mining of the ore less than 1% copper and ends with sheets of 99. The production of copper sulfate, using copper ore as. In copper processing, a copper cathode is the final, 99. Beneficiation by froth flotation of ore to give copper concentrate. Chapter 6 copper production technology the last boomin technological innovation for the copper industry occurred in the first two decades of this century, whenopen pit mining, flo tation concentration,and the reverberatory smelter were adapted to porphyry copper ores.
Copper production about 80 % of primary copper production comes from lowgrade or poor sulfide ores. The hydrated copper 45 sulfate occurs as chalcanthite pentahydrate mineral. The most common types of ore, copper oxide and copper sulfide, undergo two different processes, hydrometallurgy and pyrometallurgy, respectively, due to the different. Principle of electrolysis of copper sulfate electrolyte. Any copper from copper sulfate not quickly absorbed across intestinal membranes will be precipitated in the neutral environment of the intestine as hydroxide andor sulfide salts. Copper sulfate production process add water add sulfuric acid to solution tank make solution process add copper add solution add air process analysis packaging storage crystallizer reactor mixer andfilter centrifuge dryer and mixer copper control and selection water tank sulfuric acid tank solution tank nf nord feed. Copper is found in natural ore deposits around the world. The manufacturing process the process of extracting copper from copper ore varies according to the type of ore and the desired purity of the final product. Copper powder and copper sulfate pentahydrate were obtained from copper. Thats okay because you can make copper sulfate yourself using readilyavailable materials. Actually, the production process of copper sulfate pentahydrate includes the following steps. Ammonium sulfate nh4 2 so 4 is an inorganic salt with a number of commercial uses. Ammonium sulfate gea engineering for a better world. Relationship between sulfate and mehg w mesocosm studiesadd sulfate to everglades soil and mehg production increases confirmed at 5 different siteslinear relationship between sulfate and mehg production through 20 mglsulfide inhibition above 20 mgl sulfate results confirmed by field, laboratory, and mesocosm data.
The actual cost of copper produced by leaching methods is, however, not of so much importance as the fact that ore may be handled in this manner which is not amenable to reduction by any other process. In the above process, after taking electrons the neutral copper atoms get deposited on the cathode. How to make copper sulfate from copper metal youtube. Pdf copper sulphate crystallization plants at remote locations. Mentis engineering provides you manufacturing of copper sulphate with a highquality product from your pcb or scrap copper or ewaste to produce copper sulphate pentahydrate up to feed grade. This encyclopedia has many formulas about npk fertilizers,np fertilizers,liquid poliar fertilizers, powder fertilizers, granulas fertilizers, micro nutrients fertilizers,macro nutrients fertilizers,chelated fertilizers etc. This process alternative is compared with the production of a concentrate via the more conventional dms processing route. An advantage of satellite copper sulphate production is that copper. The pentahydrate cuso45h2o, the most commonly encountered salt, is bright blue. In the form of salt cake sodium sulphate is used in making wood pulp by the sulphate process. The above process can be conducted at the location where the copper is mined in order to obtain a cheaper source of copper.
The most common use is as a soil fertilizer since the chemical contains 21% ww nitrogen and 24% ww sulfur. Prepared most easily by the reaction of basic copper ii compound with a sulfuric acid solution 100200 gl sulfuric acid. Copper sulfate production line contact my whatsapp. Introduction copper sulphate is of topical interest in the sense that copper is important metal used in india from ancient times. Copper sulphate sulfate, blue stone, blue vitriol are all common names for copper sulfate pentahydrate cus04. This flowchart made of machinery icons explains or expresses in simple but clear terms the step of the copper mining and copper extraction process. Methods have evolved and vary with country depending on the ore source, local environmental regulations, and other factors. Raw gypsum ore is processed into a variety of products such as a portland cement additive, soil conditioner, industrial and building plasters, and gypsum wallboard. This technic involves concentrated sulphuric acid and a nitrate. Copper sulphate product can be marketed as a wet pulp, for sulphate exchange contracts to copper cathode producing endusers, or as a dried copper sulphate cuso4. Older names for this compound include blue vitriol, bluestone, vitriol of copper, and roman vitriol the pentahydrate cuso 4 5h 2 o, the most commonly encountered salt, is bright blue.
Make copper sulfate from copper and sulfuric acid 3 ways. Combined copper sulfate is purified by dissolving in warm water and placing the warm solution in the crystallizing dish. Copper sulphate pentahydrate manufacturing line youtube. The autoclave oxidation step provides virtually all acid and ferric sulphate required for the copper leaching process dreisinger, 2006.
There are various method for manufacturing copper sulphate commercially. Hydrogen peroxide and nitric acid are excellent oxidants and the first two methods demonstrate this. How copper is made material, used, processing, steps. Copper sulphate production is attractive for copper cathode producers that have additional solvent extraction sx capacity available in their existing operations. Drc copper cobalt production is coming to the fore once again after a 20year period. Process for the preparation of stable copper ii sulfate.
Uses of copper sulphate for agriculture, industry and medicine. Copper extraction refers to the methods used to obtain copper from its ores. Copper sulphate, blue stone, blue vitriol are all common names for pentahydrated cupric sulphate, cuso 4 5h 2 o, which is the best known and the most widely used of the copper salts. This page explains the production route taken from extraction of orecontaining rock to a final product that is the highestpurity commercial metal in existence and used in a wide variety of applications essential to modern living. In areas where rainfall is scanty sodium sulphate is termed white alkali in contras to sodium carbonate, which is termed black alkali on account of its corrosive action on vegetation. Electrolytic copper plating additives and contaminants. In this paper the process of the copper ii sulphate monohydrate from copper ii sulphate pentahydrate also known as a b lu e v it rio l o r bluestone production was analyzed. When electrically charged, pure copper ions migrate directly from the solution to starter cathodes made from pure copper. Generally, copper extraction follows the sequence see figure below. In nature, the anhydrous form occurs as a rare mineral known as chalcocyanite. The copper laden solution is treated an d transferred to an elec trolytic process tank. Mentis engineering provides you manufacturing of copper sulphate with a highquality product from your pcb or scrap copper or ewaste to produce copper sulphate. Shrinkage control simulation in production process copper.
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