Symposium on Condensing Heat Exchangers Symposium on Condensing Heat Exchangers : Symposium on Air-Cooled Heat Exchangers Condensing heat exchangers Symposium on Air-Cooled Heat Exchangers : Symposium on Shell and Tube Heat Exchangers Symposium on Air-Cooled Heat Exchangers : Papers. Second Symposium on Shell and Tube Heat Exchangers : Principle and design of heat exchangers Fin and tube heat exchanger