Cementing Operations Training

• Cementing overview

• Casing hardware

• Cement chemistry

• Additives

• Cement properties and measurements (rheology, fluid loss, thickening time, compressive strength)

• Set cement properties

• Special cements (Salt cementing, Foamed cement, Self-healing cements)

• Gas migration control

• Cement job design and calculations

• Importance of mud removal

• Stage and liner cementing

• Deepwater, plug, and squeeze cementing

• Cement placement

• Cement quality evaluation

The course will cover theory, hands on exercises and application of case studies.

Day 1

1. 1.            Introductions
   1. History of Cementing
2. Cementing Principles
   1. Reasons for Cementing
3. Chemistry of Cement
   1. Manufacture of Portland Cement
   2. Hydration of Cement
   3. Retardation and Acceleration
   4. Strength Retrogression
   5. Sulfate Resistance
4. Rheology
   1. Types of Flow
   2. Laboratory Determination of Rheological Properties
   3. Flow Calculations

Day 2

5. Properties of Cement
   1. Slurry Properties
   2. Set Cement Properties
   3. Laboratory Testing
6. Additives for Oil-Well Cements
   1. Accelerators
   2. Retarders
   3. Fluid Loss Additives
   4. Dispersants
   5. Extenders
   6. Weighting Agents
   7. Lost Circulation Materials
   8. Special Additives
7. Special Cement Systems
   1. Lightweight Cements
   2. Thixotropic Cements
   3. Expanding Cements
   4. Thermal Cements
   5. Salt Saturated Slurries
   6. Annular Gas Flow

Day 3

8. 1. Field Calculations
   1. Slurry Properties
   2. Primary Cementing
   3. Plug Balancing
   4. Squeeze Cementing
9. Mud Removal
   5. Well Preparation
   6. Mud Removal Efficiency During the Cementing Operation
10. Primary Placement Techniques
    7. Large Diameter Casing
    8. Primary Cementing
    9. Liner Cementing

Day 4

11. Cement Job Design
    1. Introduction
    2. Known Conditions and Expected Variables
    3. Designing the job
12. Remedial Placement Techniques
    4. Squeeze Cementing
    5. Cement Plugs
13. Cementing Equipment
    6. Casing Hardware
    7. Liner Equipment
    8. Cementing Heads
    9. Bulk Storage and Handling
    10. Mixing Equipment
    11. Pumping Equipment
    12. Data Acquisition

Day 5

14. Post-Job Evaluation
    1. Cement Bond Log
    2. Variable Density Log
    3. Temperature Log
    4. Cement Evaluation Log
    5. Dry Testing
    6. Pressure Testing
    7. On-Site Data Analysis