78849390
Mar 29, 2006
Mar 25, 2008
Machines for producing and distributing acid, namely, coolers, absorption towers, drying towers, stripping towers, heat exchanges, pump tanks, strainers, condensers, all for use in acid distribution systems of industrial plants
MachineryEnvironmental control apparatus, namely, air preheaters for heat recovery for use in the carbon black, iron and steel industries; tube recuperators, tube bundle recuperators, and double shell recuperators, all for heat recovery for use in the glass industry
Environmental Control Apparatus