Oblong plate & shell heat exchanger is product that supplement merit of plate heat exchanger and demerit of shell & tube type heat exchanger.
The shape of heat plate is corrucgated by oblong and it is full welde type. And did to maximize thermal efficiency outstreching middle part long circle type than plate & shell with circle type.
For the structure without gasket, it is high efficiency compact hea exchanger under high temperature and pressure for the next...