Inquiry (采购产品): crude oil fired heaters i ask for calculations of design crude oil fired heater with input quantity of ( 27,270 )barrels per day of crude oil of ( 26 )API with inlet temperature of ( 380 )fahrenheit and outlet temp. of ( 675 )fahr. with burners . **** Hidden Message ***** omar hashim 00964 Company: saad state company E-mail: omar_h_79@yahoo.com **** Hidden Message ***** omar_h_79@yahoo.com