The Original Drilling Fluids Company™ 2012 Baroid IDP Basic Drilling Fluids Workshop Introduction to Drilling Fluids

The Original Drilling Fluids Company™ This presentation contains technical information and data, and know-how that are confidential and properties of Baroid Industrial Drilling Products (IDP). Any unauthorized publication or disclosure of such information to any person, or any unauthorized use of such information, without the express written consent of Baroid IDP is strictly prohibited. Baroid Industrial Drilling Products

January 2011 “For External Distribution.© 2011 Halliburton. All Rights Reserved.” Introduction To Drilling Fluids  Why are you here?  How can we talk about Drilling Fluids for the whole week?  What is “Success”?  Drilling Fluids ARE part of the good drilling practices success formula  What is the primary objective?

January 2011 “For External Distribution.© 2011 Halliburton. All Rights Reserved.” Primary Objective Photo Courtesy of Roscoe Moss

January 2011 “For External Distribution.© 2011 Halliburton. All Rights Reserved.” Functions of a DRILLING FLUID  Why pay attention to drilling fluids?  What does a Drilling Fluid do?

January 2011 “For External Distribution.© 2011 Halliburton. All Rights Reserved.” Functions of a DRILLING FLUID  Remove cuttings from the bit and transport them to the surface  Allow the cuttings to be removed at the surface

January 2011 “For External Distribution.© 2011 Halliburton. All Rights Reserved.” Functions of a DRILLING FLUID  Suspend cuttings when not circulating

January 2011 “For External Distribution.© 2011 Halliburton. All Rights Reserved.” Functions of a DRILLING FLUID  Stabilize and support the Wellbore

January 2011 “For External Distribution.© 2011 Halliburton. All Rights Reserved.” Functions of a DRILLING FLUID  Protect the formation and the formation fluids

January 2011 “For External Distribution.© 2011 Halliburton. All Rights Reserved.” Functions of a DRILLING FLUID  Insure reliable geologic information

January 2011 “For External Distribution.© 2011 Halliburton. All Rights Reserved.” Functions of a DRILLING FLUID  Control subsurface pressures

January 2011 “For External Distribution.© 2011 Halliburton. All Rights Reserved.” Functions of a DRILLING FLUID  Cool and Lubricate the bit and drillstring  Transmit hydraulic energy to the bit

January 2011 “For External Distribution.© 2011 Halliburton. All Rights Reserved.” Functions of a DRILLING FLUID  Maximize Wellbore Value

January 2011 “For External Distribution.© 2011 Halliburton. All Rights Reserved.” Functions of a DRILLING FLUID  Remove cuttings from the bit and transport them to the surface  Allow the cuttings to be removed at the surface  Suspend cuttings when not circulating  Stabilize and support the Wellbore  Protect the formation and the formation fluids  Insure reliable geologic information  Control subsurface pressures  Cool and Lubricate the bit and drillstring  Transmit hydraulic energy to the bit  Maximize Wellbore Value

January 2011 “For External Distribution.© 2011 Halliburton. All Rights Reserved.” This Week  This drilling fluids workshop is all about the practical application of drilling fluids science  Everything we talk about addresses the functions of drilling fluids and how these effect you  Properties & Testing  Mixing  Bentonite and Polymers  Products  Applications to field conditions

January 2011 “For External Distribution.© 2011 Halliburton. All Rights Reserved.” WATER AS YOUR DRILLING FLUID?  Water by itself does NOT perform any of the drilling fluid functions well  Water may cause drilling problems

January 2011 “For External Distribution.© 2011 Halliburton. All Rights Reserved.” ARE YOU EXPECTING THIS?

January 2011 “For External Distribution.© 2011 Halliburton. All Rights Reserved.” Drilling Fluids  Magic doesn’t exist  Therefore we must pay attention to each and every part of the drilling program, and this week, drilling fluids in particular  One size does not fit all  “Engineered fluid solutions to maximize wellbore value”