KSA has been developed is a super solvent for removal hydrocarbon sludge from operational equipment (i.e. Heat exchangers, Towers and etc). This product which is called KSA-EZSOL 01 was tested successfully in 6th refinery of south pars gas complex (SPGC) in Iran. KSA has Corrosion certificate from RIPI (Research Institute of Petroleum Industry) which shows that the solvent has no corrosion effect on the carbon steel alloys. The advantage of this solvent function over conventional methods is that you don’t need Unlock equipment .