Environmental engineers handbook - Chapter 3 ppt

... Control - Product substitution - Product conservation - Changes in product composition - Material purification - Material substitution - Process changes - Equipment, piping, or layout changes - ... DuPont catalytic process, the following reactions occur: CH 3 NH 2 ϩCO ®CH 3 NHCHO 3. 6(4) CH 3 NHCHO ϩ1/2 O 2 ®CH 3 NCO ϩH 2 O 3. 6(5) in situ Environm...

Ngày tải lên: 11/08/2014, 04:20

... 2242 2242 2500.5 28 03 28 03 3150.5 35 31 35 31 4000.5 4484 4484 5000.5 5605 5605 630 0.5 7062 7062 8000.5 8968 8968 10,000.5 11,210 11,210 12,500.5 14,012 14,012 16,000.5 17, 936 17, 936 20,000.5 22,421 a ISO ... Edge 000,22 31 .5 44 14 16.5 18 000,44 63. 5 88 18 20.5 22 000,88 125.5 176 22 25.5 28 00,176 250.5 35 3 28 31 .5 35 00 ,35 2 500.5 706 35 40.5 45 00,706 1000.5 1414 45 5...

Ngày tải lên: 11/08/2014, 04:20

... chloride 3 × 10 3 1 .3 × 10 –1 n-Octane 2.95 121 Pentachlorophenol 3. 4 × 10 –6 1.5 × 10 –4 n-Pentane 1. 23 50 .3 Perchloroethane 8 .3 × 10 3 3.4 × 10 –1 Phenanthrene 3. 5 × 10 –5 1.5 × 10 3 Toluene ... 10 –1 Chlorobenzene 3. 7 × 10 3 1.65 × 10 –1 Chloroform 4.8 × 10 3 2.0 × 10 –1 Cyclohexane 0.18 7 .3 1,1-Dichloroethane 6 × 10 3 2.4 × 10 –1 1,2-Dichloroethane 10 3 4.1...

Ngày tải lên: 11/08/2014, 17:20

... 1998 Start-up 1 53 101 115 13 9 10 175 128 111 3 2 3 Other early stage 256 159 126 22 14 11 528 219 177 8 4 5 Total early stage 409 260 241 35 23 21 7 03 347 288 11 6 8 Expansion 498 481 484 42 43 43 2,012 ... 16 23 20 3, 297 4,282 2,129 52 69 56 MBI 35 55 102 3 5 9 249 38 4 536 4 6 14 Total MBO/MBI 225 31 0 32 0 19 28 29 3, 546 4,666 2,665 56 75 70 Total 1,182 1,109 1,122...

Ngày tải lên: 14/12/2013, 15:15

... 1910, 1915, 1918, 1926; Title 40, sec. 35 5.40, parts 1500–1508. Emergency Planning and Community Right-to-Know Act.1986. Secs. 30 1, 30 4, 31 1 31 3, 32 1 32 2, 32 4, 32 9. U.S. Code.Vol. 42, secs. 11001–11050. Freedom ... (EPCRA 31 3[b][2], 42 USC§110 23[ b][2]). The release form should provide in- formation to the federal, state, and local governments, as well as to the general publ...

Ngày tải lên: 11/08/2014, 04:20

... dichloro- propene 32 1,2-dichloropropane 33 1,2-dichloropropylene (1 , 3- dichloropropene) 34 *2,4-dimethylphenol *dinitrotoluene 35 2,4-dinitrotoluene 36 2,6-dinitrotoluene 37 *1,2-diphenylhydrazine 38 ... (all iso- mers) 102 a-BHC-Alpha 1 03 b-BHC-Beta 104 r-BHC-(lindane)-Gamma 105 g-BCH-Delta *polychlorinated biphenyls (PCB’s) 106 PCB-1242 (Arochlor 1242) 107 PCB-1254 (Arochlor 125...

Ngày tải lên: 11/08/2014, 04:20

... 29 44 56 31 25 21 36 34 19 11 24 Pittsburgh 20 17 14 36 24 6 9 15 31 11 12 3 San Francisco 2 1 2 4 2 5 4 11010 Seattle 33 42 19 19 4 26 18 138 420 Washington 38 23 25 53 30 15 11 23 34 7 5 16 Total ... 9 17 12 3 7 Houston 10 32 25 43 30 30 28 31 31 19 35 39 Kansas City 13 7 0 4 12 4 8 532 21 Los Angeles 220 228 195 184 208 196 210 187 226 212 1 63 156 New York 119 100...

Ngày tải lên: 11/08/2014, 04:20

... criteria 1975 36 5 5 * * 1976 32 6 5 * * 1977 34 11 5 * * 1978 35 5 5 * * 1979 34 4 3 4 13 1980 31 5 4 1 5 1981 30 4 4 1 3 1982 33 5 3 1 2 19 83 34 4 3 1 5 1984 30 3 3 Ͻ1 Ͻ1 1985 28 3 3 Ͻ1 Ͻ1 1986 24 3 3 ... of 0.1 1.0 10 10 2 10 3 10 4 kgm/hr 0.1 1.0 10 10 2 10 3 10 4 10 5 10 6 lbm/hr 0.05 0 .3 2.8 28 .3 cc/min 10 -6 10 -5 10 -4 10 -3 10 -2...

Ngày tải lên: 11/08/2014, 04:20

... attached to the heterocyclic ring results in 2-iso- propyl-4-methyl-6-hydroxypyrimidine, which is degraded rapidly by soil microorganisms. Among the orthophos- phates, parathion is one of the most resistant ... Manganese usu- ally occurs with iron in ground and surface waters, and many iron-removing processes (Table 8 .3. 3) will also re- move manganese. The treatment process usually oxidizes...

Ngày tải lên: 11/08/2014, 04:20

... 3. 98 3. 36 2. 23 0.01 04.04 4.04 4. 03 4.00 3. 95 3. 89 3. 81 3. 29 2. 23 1.55 1. 13 2 03. 35 3. 35 3. 35 3. 34 3. 31 3. 28 3. 24 2.95 2.18 1.55 1. 13 4 02.68 2.68 2.68 2.67 2.66 2.65 2. 63 2.48 2.02 1.52 1. 13 0.842 6 ... 4.72 4.77 0 .35 1. 23 1.75 0.015 4 .32 4 .38 0.40 1.11 1.6 0.02 4. 03 4.11 0.45 1.01 1.59 0.025 3. 81 3. 91 0.50 0.92 1.52 0. 03 3.62 3. 73 0.55...

Ngày tải lên: 11/08/2014, 04:20