Extractive Metallurgy of Copper Part 3 pps

... 1.8 31 42 16 0.5 MgO 2 Fe 1.5 32 39 1 .3 33 37 0.8 34 43 6 27 38 to 8 2 30 46 0.7 29 44 20 15 30 to to to 24 20 40 0.7 33 39 09 34 38 0.7 32 37 5 0.6 4 13 0.6 ... 15 9 30 17 12 34 6 II 34 23 23 33 32 36 14 63 9 19 17 5 9 13 13 5 CaO 1 3 A12012 CaO I 7 7 Ca02 4 A12 03 1 7 AllO, 2 10 3 so4 30 1...

Ngày tải lên: 10/08/2014, 11:22

... Prices, Profitability 32 7 32 8 32 9 33 5 33 5 33 7 33 7 33 8 33 8 34 1 34 1 34 4 34 6 35 1 35 1 35 2 35 5 35 5 36 0 36 3 36 3 36 4 36 7 36 1 37 0 37 4 3 80 38 1 38 1 38 5 38 6 38 9 3 89 x ... 289 2 93 299 30 0 30 1 30 1 30 1 30 3 30 3 30 7 30 7 3 09 31 0 31 2 31 7 32 1 32 2 32 3 32 4 32 4 Extractive Metallurgy of Copper...

Ngày tải lên: 10/08/2014, 11:22

... 15-40 30 -75 20-40 45-55 70-80 45-80 60-70 85 60-80 2-5 2 5-25 5 -30 5 -35 45-55 20-25 15-20 5 -35 5-15 10 -30 3- 8 3 35 -80 15-65 25-60 0-5 0-5 5-40 5-25 0-5 0-10 Zn 30 -50 ... 5.9 3. 1 6 .3 0 .3 0.8 2 6 1 31 23 (34 .8% Cu) 191 205 157 68 (converter dust, leach plant residue, gypsum) 77 purchased scrap ambient 27 -33 69-75 1770 (6...

Ngày tải lên: 10/08/2014, 11:22

... 0 830 70 21 38 0 27 30 75 2.1 700 98i1.3i0.15 37 0 10 0.85 solidificatiodflotation 35 18 .3 30 copperislagloffgas temperatures, "C 1210i 1190/ 1175 160 Extractive Metallurgy ... shaft 6.5 x 18.75 x 3 4.25 6.5 3 8.7 0 .3 0.46 6 tapholes + 2 drain holes 3 1 134 4 (70% CU) 50 90 ambient 75-85 30 7 900 0.2 0 .3 290 20 0 .35 g...

Ngày tải lên: 10/08/2014, 11:22

... Canada. 34 Extractive Metallurgy of Copper 100 '% recovery = 100 x mass Cu in concentratelmass Cu in ore B s 70: 60 1 03 74 52 37 Ore 26 particle size, Pm 0.4 0 .3 0.2 ... 0.2 0.1 1 03 74 52 37 26 13 6 0.0 Ore particle size, Pm Fig. 3. 2. Effect of grind particle size on (a) copper recovery and (b) % Cu in tailings. The presen...

Ngày tải lên: 10/08/2014, 11:22

... 21 .3 x 5.1 26.4 x 5 .3 0 .3- 0.6 0.4 0.9-1.15 1.1-1 .3 1 1 1 2 0 2 54 5.4 54 0 66 6 .35 47 IO 100% to top of bath 95% thru tuyeres, 5% to top of bath 2200 -30 00 2400 (35 % ... 33 3 40 coal -285 (author estimate) holding furnace acid plant 11- 13 6 (1200- 130 0)/x 160 60% CU -0.6 0.8 granulation idiscard concentrator 104 Extractive...

Ngày tải lên: 10/08/2014, 11:22

... Nm’lminute copper blow, Nm3/minute slag blow copper blow usual volume% 02 in blast SO2 in offgas, volume% 3 2 2 4.6 x 12.2 62 60 6 700 700-800 23 23 8- 13 5 4 3 four: 3. 96 x ... converter copper slag offgas 28 13 58 13 17 67 4 48 46 29 7 64 72 6 21 11 86 3 70% Cu matte feed distribution YO to to to blister converter converter coppe...

Ngày tải lên: 10/08/2014, 11:22

... offgas, Nm’/minute volume% SO2 Blast outputs 230 0 (34 % Cu) 34 0 42 240 67 61 5 compressed copper scrap 56 540 500 63 34 560 67 2000 to 230 0 (31 .7% Cu) 30 0 to 400 35 ... 98.5 0 .3 0.7 I60 to 180 14 0.4 450 25 1018 68.8 133 1 0.8 0.9 30 500 (<I50 ppm) 1018 69 246 78 44 32 to 35 430 133 (99% 02) 820 98.5 0.9 36 0...

Ngày tải lên: 10/08/2014, 11:22

... strength of sulfuric acid plant feed gas to - 13 volume% SO2 (with conventional flow schemes). 232 Extractive Metallurgy of Copper L 0 a m r Capture and Fixation of Sulfur 23 1 (14.6). ... SO3. The gas from bed 1 is then cooled to 430 °C in a heat exchanger (Fig. 14.6) and is passed through the second catalyst bed. 222 Extractive Metallurgy of Copp...

Ngày tải lên: 10/08/2014, 11:22

... 100- 120 <20 10 27 54 HCI CollaMat for glue no 33 0 -34 0 95-97 0 .33 35 -36 30 0 -32 0 270 Extractive Metallurgy of Copper Au andplatinum group metals Gold and platinum group ... blister copper by blowing basic flux (56% CaC 03, 11% CaO, 33 % Na2C 03) into the copper during the oxidation stage. About 7 kg of flux are blown in per tonne of copper...

Ngày tải lên: 10/08/2014, 11:22