Course Outlines:

• Occurrence of Corrosion in Oil fields
• Corrosive environment and the nature of corrosion process
• Thermodynamic vs. kinetic factors in the corrosion process
• Corrosion Control and its importance in the Design Process
• Matching Materials selection and Performance to Service Environment
• Predicting Corrosion Behavior

• Materials
• Water and steam
• Temperature
• H2S
• CO2
• Chloride ions
• Units used in expressing corrosion rates

• Energetics of Corrosion Process

• Electrode Potentials

• International convention
• E.M.F. of Corrosion Process
• Reference Electrodes
• Examples

• Soil Corrosion

• Corrosively of soils
• Resistivity measurements

• Atmospheric Corrosion

• Parameters affecting corrosion
• Electrochemical mechanisms
• High temperature oxidation

• Detection of Corrosion in Oilfield Equipment

• Corroding specimens
• Coupons
• Probes
• Electrical & Electrochemical  methods

• Downhole Inspection

• Electromagnetic casing corrosion detector
• Casing potential profile tool

• Inspection of Surface Equipment

• Ultrasonic inspection, testing
• Radiography
• Visual Inspection
• Records & failure reports

• Corrosion Inhibiters

• Anodic inhibitors
• Cathodic inhibitors
• Neutralizing inhibitors
• Adsorptive inhibitors

• Elements of a Typical Corrosion Program

• Monitoring
• Testing & inspection
• Failure analysis
• Economic considerations