Retubing And Repair Of 4 No Stator Air Coolers And 6 No Generator Bearing Oil Coolers Of Vertical Kaplan Turbine 19.5 Mw, 167 Rpm Machines At Ph 3 And 4 Of Mhp Talwara. Retubing And Repair Of Stator Air Coolers And Generator Bearing Oil Coolers Of Vertical Kaplan Turbines At Mhp Pspcl Talwara