ACHE : Lean Solvent Cooler (SK-25-E-04) ACHE : Acid Gas Condenser (SK-25-E-05) ACHE : Regeneration Gas Cooler (SK-30-E-01) ACHE : Treated Gas Cooler (SK-25-E-02) STHE : De-Ethanizer Reboiler (SK-45-E04 A/B) STHE : Stabilizer Reboiler (SK-35-E-03) ...