At the end of this course participants will be able to:

• Know how to optimise preliminary casing design
• Perform casing seat selection to satisfy a range of well performance parameters and barrier standards
• Select suitable casing sizes to meet well completion objectives
• Produce a workable casing scheme utilising casing strings, liners and expandable tubular

• Overview of casing classifications and definitions
• Data required for dasing design industry standards and specifications
• Formation strength, kick tolerance and casing seat selection.
• Pipe performance, tolerances and properties
• Casing connection qualifications and selection
• Installation, drilling and service loads for casing
• Casing design and safety factors
• Wellhead selection
• Special design considerations

Day 1

Introduction, Course Objectives

• Functions of Casing
• Well Construction Standards
• The Casing Design Process
• Casing Design Data Requirements

Preliminary Casing Design

• Pore Pressures and Formation Strengths
• Kick Tolerance and Casing Seat Selection
• Casing Setting Depth and Sizing for Well Construction (Seat Selection)
• Barriers
• Well Abandonment Considerations

Day 2

Oil Field Tubulars

• Industry Standards, Specifications and Documentation
• The Manufacturing Process
• API 5CT
• Mechanical Properties and Temperature Effects
• Application of ISO 15156 – Materials for Use in Sour Service

Casing Performance Properties

• Conventional Casing Strength Limits as per API Bulletin 5C3
• Alternative Limits proposed in ISO/TR 10400
• Modes of Failure, Burst, Collapse, Axial, Tri-axial and Joint Integrity
• Buckling – Resistance and Effective Tension
• Design and Safety Factors

Casing Connections

• Introduction to Casing Connections
• ISO 13679 Connection Testing
• Selection of Pre-Qualified Connections

Day 3

Casing Loads

• Overview of Design Loads
• Fluid Gradients and Applied Pressures
• Critical Internal and External Pressure Scenarios
• Load Case Selection
• Production Casing Loads
• Intermediate Casing Loads
• Surface Casing Loads

Manual Design Process

• Uniaxial Pipe Selection
• Installation Loads
• As Cemented Loads

Day 4

Service Loads

• Load Identification, Production Thermal Profiles
• Thermal Effects on Fluids, Pipe Strength and Tension
• Trapped Annular Pressures
• Impact of Cement on Buckling
• Biaxial Collapse Assessment
• Triaxial Burst Assessment
• Pressure Testing

Day 5

Special Design Considerations

• Accounting for Casing Wear and Corrosion
• Deterministic vs Probabilistic Casing Design
• Casing Design for Thermal wells
• Casing Design for HPHT wells

At the end of this course participants will be able to

• Have an increased competency in drilling and well construction
• Understand the basic calculations that address the power requirements, strength of components, equipment sizing, and drilling parameters

• Sources of hydrocarbons
• Exploration techniques
• Types of drilling rigs
• Types of wells
• Major rig equipment
• Drill string components
• Drill bits and bit technology
• Drilling fluids
• Drilling fluids management
• Wellbore and reservoir evaluation techniques
• Securing the borehole, wellheads, X-mas trees, casing and cement
• Wellhead systems
• Specialist techniques; directional drilling, casing & cementing, stuck pipe avoidance and fishing
• Problem areas and avoidance of non-productive time, (kicks, losses, stuck pipe)
• Well control equipment and well control methods
• Behaviour and management of influxes in the well

Day 1

The Language of Well Construction

• Understanding the terminology used in the office and at the well site

The Source of Hydrocarbons

• Origins
• Migration
• Reservoir rock
• Sealing mechanisms
• Time and temperature to maturation
• Conventional and unconventional resources

Types of Rigs

• Onshore
• Offshore
• Types of wells drilled from these rigs
• Systems comprising a drilling rig

Day 2

Rig Systems

• Hoisting
• Rotating
• Circulating and control

Drill String Components

• Drill pipe
• Bottom hole
• Assemblies
• Drill bits
• Special drill string components

Drilling Fluids Management

• The role of drilling fluids
• Types
• Composition
• Solids control
• Waste management and disposal

Securing the Wall

• Wellheads and x-mas trees
• The role of casing and cement

Day 3

Directional Drilling

• Position of the well bore
• Surveying
• Measurement and Equipment

Sources of Lost Time

• Stuck pipe
• Bit and drill-string failures

Day 4

Introduction to Well Control

• Statistics about well control events, where blowouts occur and why
• Understanding pressures in the wellbore
• Barriers and maintaining control
• Well control equipment
• Well control methods

Overview of the Completion Process

• Zonal isolation
• Tubing
• Packers & completion equipment

Day 5

Recap of the Well Construction and Delivery Process

• Project management
• Well-planning and the well construction sequence
• Drilling the well
• Reaching the targeted reservoir, required accuracy and realistic tolerances
• Responding to unplanned events, losses, and stuck pipes
• Securing the wall
• Evaluating the reservoir, mud logging, petrophysical logging, coring, sampling
• Completing the well and putting on steam or abandonment

At the end of this course participants will be able to

• State the major theoretical aspects of horizontal drilling
• Select the horizontal well type for specific purposes: select appropriate down-hole tools
• Demonstrate an understanding of the actions required for planning, designing and managing drilling projects, analyzing well shapes, interpreting surveys, and plotting positions on the well plan

• Recording the wellpath, doglegs, and dogleg severity
• Applications of well design
• Deviated well design
• Borehole surveying
• Fixing hole position by calculation
• Drilling telemetry
• Deviation control
• Drilling problems in deviated holes

Day 1

Introduction

• Scope
• History
• Applications of Well Design

Day 2 and 3

Deviated Well Design

• Horizontal Section
• Vertical Section
• Borehole Surveying
• Magnetic
• Factors affecting Magnetic Survey Data
• Correcting Azimuths
• Fixing Hole Position by Calculation

Day 4 and 5

Deviation Control Drilling Problems in Deviated Holes

• Friction Effects
• Keyseating
• Differential Pressure Sticking

At the end of this course participants will be able to

• State the major components of the art and science of Basis Drilling
• Identify and differentiate onshore and offshore drilling techniques

• Rig selection and basic planning steps
• Types of wells and rigs
• Well costing
• Basics of formation pressure
• Real-time diagnostics of pore pressure
• Overburden gradient estimation
• Fracture gradient estimation and LOT analysis
• Drilling fluid and hydraulics design
• Types and functions of drilling fluids
• Drilling fluid properties
• Solids analysis
• Basics of a hydraulic system design
• Hole cleaning in vertical and deviated wells
• Casings and drill string design
• Casing functions, types, and connections
• Casing specification and strength properties
• Casing design principles and design factors
• Drill string components (tool joints, HWDP and drill collars)
• Hole problems (loss of circulation, shale problems, stuck pipe and well control)

Day 1

Introduction to the Rig and its Component Systems

• The Hoisting System
• The Circulating System
• The Power System
• The Well Control System
• Preparations for Drilling
• Site preparation
• Drilling crew assignment
• Rig preparation
• Support equipment brought in and assembled
• Final preparations completed

Day 2 and 3

The Drilling Operation

• Drilling for oil and gas
• ‘Making Hole’
• Straight hole drilling
• Directional drilling
• Controlling drilling operations
• Special drilling operations

Day 4 and 5

Drilling the Well - The Process

• Starting the drill stem
• Adding drill collars
• Attaching the Kelly
• Adding drill pipe
• Tripping in and out of the hole
• Running casing
• Cementing
• Drilling to final depth
• Basic Drilling Treatment
• Add
• Intro
• 12- Pipe Racking
• B.O.P.
• Prep
• Safety Systems

At the end of this course participants will be able to

• List well data needed for well completion activities
• Illustrate different types of completions
• Describe the application of different completion fluids
• Prepare a list of down hole and surface completion equipment
• Describe the procedure for running a completion
• Describe different methods of well workovers
• Identify wellheads, trees, valves and chokes

• Applications
• Types of downhole completion equipments
• Types of surface completion equipment
• Running the completion (installation)
• Workovers

Day 1

Application

• Upper and lower completions
• Definitions
• Tubing architecture
• Sand control completions
• Horizontal completions
• Multi-lateral & intelligent completions

Day 2

Types of Downhole Completion Equipment

• What is the function of each component?
• Why is it run?
• Is it essential?
• Is it safety critical?
• What problems might be encountered during the installation of each item of equipment?
• Reliability/operability concerns

Day 3

Types of Surface Completion Equipment

• Wellheads, tubing hangers, and trees
• Chokes
• Surface safety valves
• Remote shut-down systems
• Range and gasket classification

Day 4

Running the Completion (Installation)

• Off-site preparation
• Rig-site preparation
• Running the completion

Day 5

Workovers

• Common applications for workovers
• Workover well control issues
• Main problem associated with workovers

At the end of this course, participants will be able to

• Understand the basics of drilling engineering related to geothermal applications
• Understand the interdependency between geothermal well drilling and the oil and gas business
• Understand the specific tools to drill a well in general, and specifically for geothermal drilling
• Have a broad knowledge of the technologies involved to- date at drilling rig side
• Have an overview about drilling costs

• Drilling engineering
• Geothermal engineering
• Drilling methods
• Drilling rigs classification
• Effect of geothermal reservoir on the rock mechanics process
• Drilling fluids
• Drill bits
• Drill string components
• Downhole motors
• Mud circulation system
• Casing and cementing of geothermal wells
• Well completions for geothermal applications
• Well control

Day 1

Short History of Drilling Engineering

• Introduction to geothermal engineering
• Drilling a well and drilling methods
• Drilling rig components and drilling rigs classification

Day 2

Overview of Rock Mechanics Process

• Effect of geothermal reservoir on the rock mechanics process
• Drilling fluids and wellbore hydraulics
• Drill bits and their application
• Drill string components

Day 3

Downhole motors and downhole tools

• Prime Drivers, Rotary System
• Hoisting System, Mud Circulation System
• Casing and cementing of geothermal wells

Day 4

Well Completions for Geothermal Applications

• Special aspects of geothermal drilling
• Effect of high temperature on drilling mud
• Economic aspects of geothermal drilling

Day 5

Well Control

• Drilling problems related to geothermal drilling
• Special drilling techniques for geothermal drilling

At the end of this course participants will be able to

• Have an understanding of the composition and properties of drilling and completion fluid systems and additives
• Understand how things work, and where they do not work
• Know grounding in clay chemistry and polymer chemistry, and their importance to drilling fluid design
• Have an appreciation of the importance of efficient solids control

• Basic geology
• Pressure detection
• Fracture gadient
• Introduction to drilling fluids
• Rheology & hydraulics
• Basic chemistry & drilling fluids chemistry
• Clay chemistry
• Polymers
• Water base drilling fluid
• Solids control
• Mud remedies

Day 1

Basic Geology

• Porosity & permeability
• Reservoir properties
• Hydrocarbon reservoirs and origins

Pressure Detection

• Development and causes of abnormal pressure
• Overview evaluation of abnormal pressure

Day 2

Fracture Gradient

• Introduction –What is a Fracture Gradient
• Fracture Gradients –Importance?

Introduction to Drilling Fluids

• History of drilling fluids (MUD)
• When / How ‘MUD’ came to be used in the oil & gas industry
• Functions of drilling mud

Day 3

Rheology & Hydraulics

• Physical properties of drilling ‘muds’
• Bit hydraulics

Basic Chemistry & Drilling Fluids Chemistry

• Concepts & terminology
• Chemical types and reactions
• Water chemistry
• pH and alkalinity

Day 4

Clay Chemistry

• Fundamental clay structure
• Interaction with water control

Polymers

• Types
• Use

Water Base Drilling Fluid (WBM)

• Components
• Miscellaneous specialty functions
• Clays
• Loss Circulation
• Different WBMs
• Contaminates
• Common calculations used in WBM

Day 5

Oil Base Drilling Fluids or Non-Aqueous Fluids (OBM)

• Types
• Common calculations used in oil base muds

Solids Control

• During drilling a well
• Analysis
• Equipment

Common Drilling Problems and Mud Remedies

• Formation damage
• Loss circulation
• Stuck pipe
• Kick
• Blowout
• Corrosion

At the end of this course, participants will be able to

• Understand the oil & gas chain and learn how the industry and departments work and integrate together in the company
• Learn new terminology in the oil and gas industry and improve communication between departments in the company
• Understand the current technical, commercial and operation issues
• Be familiar with all engineering and development aspects of the industry
• Be familiar with various geological and geophysical exploration methods
• Be able to explain the principal objectives and some key challenges in the petroleum industry

• Oil & gas industry overview
• Oil & gas geology
• Exploration phase
• Drilling operations
• Conventional and unconventional oil and gas recourses
• Formation evaluation
• Well completion
• Oil & gas production facilities
• Reservoir management
• Pipeline and other transportation modes
• Gas storage facilities
• Fundamentals of LNG production and transportation
• Crude oil refinery production and processes
• Commercial & legal issues
• Oil and gas prices’ volatility
• Oil & gas trading and transportation
• Roles of NOC, IOC, I-NOC

Day 1

Overview of the Oil & Gas Industry

• The main valve creation steps: from exploration to end-user products
• Upstream, midstream, and downstream sectors
• Geographic distribution of resources
• Main consumption markets
• Industry and market participants
• Important industry trends

Day 2 and 3

Upstream Sector

• Origins of oil & gas
• Physical and chemical quality characteristics of oil & gas
• Conventional and unconventional oil & gas resources
• Obtaining commercial access to resources
• Creating value by locating oil & gas reservoirs
• Creating value by turning resources into bookable reserves
• Basics of oil & gas production
• Enhancing the value of mature resources
• Arrangements for sharing risk, investment, and rewards
• Roles of national oil companies and independent oil companies

Day 4

Midstream Sector

• Marine transportation of oil
• Pipeline and other oil transportation modes
• Oil storage logistics
• Creating value by getting gas to markets
• Fundamentals of LNG production and transportation
• Gas pipeline operations
• Gas storage facilities
• Creating value through the use of transportation and storage
• Wholesale trading of crude oil, LNG, and natural gas

Day 5

Downstream Sector

• Refining processes and the main petroleum products
• Economics of refinery operations
• Blending and storage of refined products
• Biofuels and additives
• Regulation of end-user markets
• Retail and wholesale marketing of transport fuels
• Retail and wholesale marketing of natural gas
• Lubricants, asphalt, and other specialty oil products
• Overview of petrochemicals’ markets
• Trading of refined products

At the end of this course participants will be able to

• Have a clear understanding on how gases are generated during drilling
• Understand how gases are carried to surface, and the technology to extract the gas from the drilling fluids
• Use gas analysis technologies and best practices for the interpretation of gas data, in order to better reflect what is happening downhole

• Origins of gas in mud
• Degassing process
• Different degassing techniques
• Gas analysis technology
• Gas interpretation generalities
• New technologies
• Gas corrections
• Interpretation methodologies
• Degassing case studies

Day 1

Origin of Gas in Mud

• Liberated gas
• Produced gas
• Connection and trip gas
• Contamination gas
• Recycled gas

Degassing Process

• Equilibrium calculation for extracting from mud
• Material exchange
• Equilibrium limit
• Volume, kinetics and thermal effects
• Multipass degassing

Day 2

Different Degassing Technologies Available

• Conventional degassers
• Constant volume degassers
• Constant volume/temperature fluid extractors
• Improved gas extraction stirring vs temperature

Different Types of Gas Analyser Technology Available

• Classic detectors – standard FID, rapid FID
• New detectors – MS
• Calibration
• Advantages/inconveniences

Day 3

Gas Interpretation Generalities

• Petroleum fluids
• Petroleum fluids composition
• Fluid rather than gas logging
• History of gas interpretation
• Gas ratio

Day 4

Lag Time Calculation

• Synchronisation
• Gas in correction
• Booster pump
• Contamination correction

Day 5

Case Studies with High-End Degassers

• Drilling fluid contamination
• Offshore results
• Multiwell studies
• Fault zones
• Reservoir compartmentalisation

At the end of this course participants will be able to

• Understand how drill pipes become stuck and what they can do to prevent the situation from occurring
• Know what the driller should do regarding his “First Actions” upon becoming stuck
• Understand the contents of the driller’s stuck pipe prevention

• Stuck pipe prevention
• Hole pack-off & bridging
• Differential sticking
• Formation & wellbore geometry
• Hole cleaning
• Tools, equipment & systems
• First & preventative actions
• Fishing
• Assessing
• Downhole operations

Day 1

Introduction

• Stuck pipe definition
• Statistics
• Most common causes of stuck pipe

Hole Pack-Off & Bridging

• Definition
• Main causes
• Indicators
• First response
• Prevention

Differential Sticking

• Definition
• Causes
• Dynamic filter cake
• Pressure – time effect
• Freeing differentially stuck pipes
• Prevention
• Multiple problems
• Avoidance

Day 2

Formation & Wellbore Geometry

• Rock type effects
• Wellbore geometry considerations
• Formation & wellbore geometry
• Effects combined

Hole Cleaning

• Associated problems
• Successful hole cleaning
• Flow regime
• Other key considerations
• Hole cleaning charts

Day 3

Tools, Equipment & Systems

• Drilling fluids
• Silicate mud
• New pressure tools
• Jars & accelerators
• Freeing worksheet

Operational Optimization

• Prevention of stuck pipe during routine operations
• Preventing drill string failure
• Secondary freeing prrocedures

Day 4

First & Preventative Actions

• Solids induced pack-off
• Differential sticking
• Mechanical & wellbore geometry

Fishing Assessing the Situation

• Downhole conditions
• Determining where the string is stuck

Day 5

Downhole Operations

• Upper string recovery
• Lower string (fish) recovery
• Junk
• Lost side-wall sample bullets
• Freeing stuck logging tools & stuck wireline
• Jacker fishing
• Stuck casing
• Casing milling guidelines
• Milling