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PET 322E - Drilling Laboratory

Course Objectives

1. To inform about the primary functions of the drilling fluid,
2. To inform about the test procedures used to determine whether the drilling fluid has suitable properties for performing primary functions of the drilling fluid,
3. To inform about the common additives used to obtain the desirable properties
under various well conditions,
4. To inform about the main factors governing the selection of drilling fluids,
5. To give an ability to write the technical report.

Course Description

Drilling optimization; guidelines and assumptions, and optimum drilling program. Drilling fluids; functions, selections, types, planning, and field-tested properties. Diagnostic tests; detection potential problems and identifying their causes. Pilot tests; alternative mud treatment. Clay chemistry; drilling clays, hydration mechanism, physical properties, effect of sodium chloride, and pH. Water-base muds; low-solids non-dispersed muds, dispersed muds, formulation, maintenance, chemical additives, chemical removal of contaminants, filtration-density-solids control. Inhibitive water-base muds; calcium treated muds, lignosulfonate treated muds, high salinity muds, formulation, maintenance, and treatment. Oil muds; formulation, additives, maintenance, and treatment. Cement slurry design.

Course Coordinator
Gürşat Altun
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