Extractive Metallurgy of Copper Part 10 pptx

... 20021 or by examination of copper test blocks). Copper with this oxygen content 'sets flat' when it is cast into anodes. 256 Extractive Metallurgy of Copper For this reason, ... 15.4. 268 Extractive Metallurgy of Copper Overall copper electrorefining is the sum of Reactions (16.1) and (16.2): cu;m,pure + cu;,re which has a theoretical potent...

Ngày tải lên: 10/08/2014, 11:22

... (1999) A study of copperliron separation in modem solvent extraction plants. In Copper 99-Cobre 99 Proceedings of the Fourth International Conference, Vol. IV Hydrometallurgy of Copper, ed. ... Electrolytic copper - leach, solvent extraction and electrowinning world operating data. In Copper 99-Cobre 99 Proceedings of the Fourth International Conference, Vol. IV H...

Ngày tải lên: 10/08/2014, 11:22

... 30 1 303 303 307 307 3 09 310 312 317 32 1 322 323 324 324 Extractive Metallurgy of Copper FOURTH EDITION 6 Extractive Metallurgy of Copper *, Slag Fig. 1.4. Outokumpu ... Hydrometallurgical Extraction of Copper 1.4 I .5 1.6 Summary Extracting Copper from Copper- Iron-Sulfide Ores Melting and Casting Cathode Copper Recycle of Coppe...

Ngày tải lên: 10/08/2014, 11:22

... 'blister' copper (1200°C) is sent to refining. 14 Extractive Metallurgy of Copper Contaminated Low-grade copper scrap copper scrap (EE-99%Cu) (lO-8E%Cu) 4 J. J. Black copper (EO+% ... Toronto, Canada. 34 Extractive Metallurgy of Copper 100 '% recovery = 100 x mass Cu in concentratelmass Cu in ore B s 70: 60 103 74 52 37 Or...

Ngày tải lên: 10/08/2014, 11:22

... encourages oxidation of Cu, as shown previously: cu,s + +02 -+ cu20 + so2 (4.4). 42 Extractive Metallurgy of Copper There is, of course, a time delay (5 to 10 minutes) before ... surface of the pulp. This froth prevents bursting of the bubbles and release of the Cu mineral particles back into the pulp. The froth overflows the flotation cell (often with t...

Ngày tải lên: 10/08/2014, 11:22

... and viscosity of copperhickel sulphide smelting and converting slags. In Copper 95-Cobre 95 Proceedings of the Third International Conference, Vol. lV Pyrometallurgy of Copper, ed. ... 450 1700 20% (Cu+Ni+Co) 350 100 10 130 550 UY P 68 Extractive Metallurgy of Copper tapped from various smelters. The most important characteristic of a matte is its grad...

Ngày tải lên: 10/08/2014, 11:22

... PA, 67 82. www.norsmelt.com 1 10 Extractive Metallurgy ofcopper 7.4.1 Choice of matte grade The Noranda process was initially conceived as a direct-to -copper smelting process. The furnace ... jewelry telephone scrap automobile parts precious metal computer and electronic scrap. 102 Extractive Metallurgy of Copper References Belew, B.G. and Partelpoeg, E.H. (1...

Ngày tải lên: 10/08/2014, 11:22

... ascend. The immiscibility of copper and Cu2S is due to their different structures - copper is metallic while Cu2S is a semiconductor. 128 Extractive Metallurgy of Copper -3.5 m diameter ... kg/tonne of Cu 1.93 152 Extractive Metallurgy of Copper Bustos, A,, Cardoen, M. and Janssens, B. (1995) High oxygen enrichment at UM- Hoboken converters. In Copper 9...

Ngày tải lên: 10/08/2014, 11:22

... 98i1.3i0.15 370 10 0.85 solidificatiodflotation 35 18.3 30 copperislagloffgas temperatures, "C 1210i 1190/ 1175 160 Extractive Metallurgy of Copper Table 10. 1. Physical and ... forms: 173 164 Extractive Metallurgy of Copper Table 10. 2. Physical and operating details of Kennecott's Outokumpu flash converter, 2001. Smelter Kennecott Utah...

Ngày tải lên: 10/08/2014, 11:22

... 206 Extractive Metallurgy of Copper It produces: (a) molten copper, -0.7% S (b) molten slag, 14% Cu (c) SO2 bearing offgas, 25-30 volume% S02. The molten copper continuously departs ... 450 25 101 8 68.8 1331 0.8 0.9 30 500 (<I50 ppm) 101 8 69 246 78 44 32 to 35 430 133 (99% 02) 820 98.5 0.9 360 I5 0.34 410 24 194 Extractive Metal...

Ngày tải lên: 10/08/2014, 11:22