化学反应工程
化工行业的盈利能力1979 Company IBM AT&T Exxon GM Schlumberger Amoco Mobil GE Sohio Chevron B$ 37.6 GM 36.6 Daimler Chrysler 1999 Company B$ Company 2006 B$ 340 316 307 267 193 189 185 177 167 161 Exxon Mobil 155 Wal-Mart 144 Shell 139 BP 109.3 GM 108.7 Chevron 101 Toyota 100 Ford Motor 99.7 ConocoPhillips
24.2 Ford Motor 14.5 Wal-Mart 11.9 Mitsui 11.8 Itochu 11.7 Mitsubishi 11.5 Exxon Mobil 10.8 GE 9.6 Toyota
107 Daimler Chrysler 186