Articles

Pressure in Gas Column Calculation
Burst Pressure vs. Wear (remaining wall thickness)
BP Well Control Toolkit
Pressure Losses Hydraulics Calculation
Minimum Flow Rate for Hole Cleaning Calculation
Total Flow Area Calculation
Critical Rotary Speed Calculation - Drill Pipe and Drill Collar
Fracture Gradient Calculation
Cuttings Slip Velocity Calculation
BOP Accumulator Capacity Calculation
Mud Rheology Calculation
Kick Tolerance Calculation
Equivalent Circulating Density (ECD) Calculation
Mud Compressibility Calculation
Surveying Wells with Anticipated Well Control Problems
Surveying Wells with No Anticipated Well Control Problems
Best Practices for Running Recoverable Survey Instruments
Magnetic Multi-Shots
Correction for Magnetic Azimuths
Conventional multi-shots magnetic survey tools: Pre-survey checklist & Running procedure
Running procedures for solid state magnetic multi-shot directional survey tools
Introduction to Magnetic Surveys
Well Plots
Directional Surveying Standards
Survey policy
Electronic Magnetic Multi-Shots
Surveying Responsibilities
Data Recording for Horizontal and ERD wells
Survey evaluation
Declination and Grid Convergence Definition
Kick-off and Initial Build Section
Directional drilling plan with hole opener and under-reamer
Gyro Surveys - QA/QC
Directional Drilling Planning
Survey program and report
Steerable Systems
Surveying definitions
Solid state magnetic survey tools
Gyro Multi-Shots
Conventional magnetic single-shot survey tools: Pre-survey checklist and Running procedures
Slim hole, coiled tubing and under-balanced drilling surveying
BHA Components and Inspections
Survey Programme Example
Inertial Navigation Survey Systems
Measurement While Drilling (MWD) General Guidelines
Directional drilling plan with 12.25" pilot hole, 22" hole hole opener and 24" underreamer
Measurement While Drilling (MWD) Tool
Positional Uncertainty
Guidelines for Rotary Directional Drilling
Teledrift - Inclination-only MWD
Conventional magnetic survey tools
Gyro Single Shots
Tie-In Data
Magnetic surveying techniques
Horizontal well surveying
Wireline Surveying Techniques
North Seeking gyro - Common tools description
Wireline steering techniques
Bit Selection and Hydraulics
Survey tools and techniques
Wellpath planning and anti-collision monitoring - COMPASS
Magnetic Single Shots
Conventional gyro: pre-survey checklist and running procedure
Correction programmes for magnetic survey
Non-Magnetic Drill Collars
Directional Drilling Responsibilities
Directional Drilling Exercices
Directional BHA considerations
North seeking gyro survey tools
Survey Programme
Measurement While Drilling (MWD) - QA/QC
Conventional Gyroscopic Survey Tools
Borehole representation
Introduction to Gyro Surveys
Definition of Surveying Terms
Measurement while drilling (MWD) - Introduction
Single-shot inclination-only survey tools (TOTCO)
Stretch graph for 3.5" and 5" Drilll Pipe
Baryte plugs to cure losses
Formation Instability
Effective Pull On Stuck Pipe
How to avoid Hole Related Problems
When to Give Up Attempts to Free the Pipe
Lost Circulation
Chemical Cutters for Stuck Tubing or Drillpipe
Drilling Unconsolidated Formations
Lost Sidewall Sample Bullets
Miscellaneous Fishing Tools
Hole Cleaning
Fishing with Junk Retrievers
Responsibilities during Fishing Operations
Changing a Bottom Hole Assembly
Pilot Mill
Overpulls/ Stuck Pipe In Surface Hole
Fishing with Junk Subs
Pipe Sticking
Backing off Procedures
Fishing tools selection
Junk Mill
Problems encountered in drilling extended reach and horizontal wells
Fishing with Washover Strings
Use of Drag charts for hole cleaning - WellPlan
Jarring precautions
Taper Mills
Fishing Planning and Preparation
Fishing Guidelines
Freeing Differentially Stuck Pipe
Differential Sticking (Cause of Stuck Pipe)
Preventing Differential Sticking
Jarring Stuck Pipe
Stuck Pipe Prevention
Fishing with Spears
Fishing in slim hole wells
Spotting Fluids to Free Stuck Pipe
Backing-off procedure with top drive
Back-Off Procedures
Stuck Casing - Remedial Action
Hole Cleaning Tips
Milling Guidelines
Pulling Stuck Pipe
Fishing Assemblies and tools
Tripping Procedure in tight hole
Mechanical Sticking (cause of stuck pipe)
Fishing Tools: Drilling/ Fishing Jars,Accelerators, Bumper Subs
Stuck Pipe - Free Point Determination
Fishing with Overshots
Minimum safety stock for HPHT operations
Responsibilities for Abandonment
Sequence of Operations - Typical Offshore Well
Mechanical power to the bit / corehead
Underreaming
8.5" Section Drilling Programme HPHT
Cooper Oil Tools: MC2 compact wellhead
Abandonment programme - oil producer
Abandonment guidelines
Rig Team HPHT Checklists
Multilateral drilling programme
Responsibilities during drilling operations
Standard Drilling Tools
Whipstock Milling Operation - Best Practices
Mud cooler for HPHT wells
Conversions factors
Well Planning Information Sheet
Planning requirements for Managed Pressure Drilling (Mud Cap)
Ingram Cactus: Exact 15 Universal Slim-hole wellhead system
Sequence of Operations - Typical Onshore Well
General Guidelines for Sidetracking
Drilling Programme - Preparation and Content
Drilling Standards
HPHT procedures
Final / End of Well Report
Mechanisms of rock cutting
Abandonment and sidetrack drilling programme
Drill string vibrations
Operations with Mud Cap Drilling (MPD, Managed Presure Drilling)
Sidetracking Guidelines
Drilling programme 12.25" section HPHT
Sidetracking out of Casing with Whipstock
HPHT Drilling Procedures
Drill Pipe String Design (example)
Acronyms and Abbeviations
Depth Referencing
Guidelines for Site Survey/ Hazard Requirements for Drilling Units
Surveys required before rig move - Offshore
Posted Barge With Land or Modular Drilling Rig
Land rig on artificial island (shallow water)
Submersible drilling rig
Surveying requirement for exploration well
Drilling Rig on Pre-Installed Piles and Modules for shallow water depth
Types of vessel, offshore support
Diving operations in exploration drilling
Modularised and Pile Elevated Drilling Rig
Land rig on barge (with optional submerged caissons)
Cantilever Drilling Barge
Jacket Supported “Offshore’’ Rig
Stand-by vessel duties, equipment and standards
Steel Caisson and Drilling rig
Heli-Rig
Standard Jack-Up
Shallow Draft Jack-Up
Semi-Submersible
Swamp Barge (With Optional Submerged Caissons)
Drilling program example (Semi-Sub)
Site Restoration
Rig Move Inspection Requirements (Onshore Operations)
Truck Driver Rig Move Toolbox Meeting
Onshore Rig Moves - Well Status
Responsibiliites for Rig Move, Site Preparation and Site restoration
Rig Move Dailly Report (Onshore and Ofshore)
Offshore Rig Move Plan
Site Preparation for Land Wells
Responsibilities during offshore rig moves
Onshore Rig Move Plan - Table of Content
Offshore Rig Moves Planning and Preparation
Rig Move Planning (Safety and Review)
Offshore Rig Moves
Wellheads, Xmas trees and BOPs for Slim Hole Wells
Vibration minimisation for continuous coring in Slim Hole Drilling
Muds, hydraulics and lost circulation for Slim Hole Drilling - downsized conventional drilling
Surveying Slim Hole Wells
Coring in Slim Hole Wells
Well control for slim hole wells
Evaluation of slim hole wells
Continuous coring method - Slim Hole Wells
Historical problems with slim hole drilling
Muds, hydraulics and lost circulation for Slim Hole Drilling - Continuous coring
Vibration minimisation for conventional Slim Hole Drilling
Environmental impact of Slim Hole Drilling
Casing, liners and cementing for Slim Hole Wells
List of companies - Slim Hole Wells services
Rigs for Slim Hole Drilling
Production testing - Slim Hole Wells
Downsized conventional drilling - Slim Hole Wells
Drill string design (slim hole wells)
Slim hole Wells - Overview
Slim hole well wireline logging
Completion technology for Slim hole wells
Slim hole Drilling Techniques
Approval to commence operations - Standards
Mangement of Change Standards
Incident Reporting Standards
Dailly Drilling Report Standards
Safety Management Standards
Cementing Standards
Drillpipe and Bottom Hole Assembly - Standards
Testing Standards
Tripping - Standards
Completion Standards
Geology, Logging, Mudlogging & RTC - Standards
Coring Standards
Drill String and BHA Management Standards
Barriers Standards
Drilling Fluids Standards
Shallow Gas Standards
Well Operations Management Standards
Operation Programmes Standards
Survey and Collision Avoidance Standards
Abandonment Standards
Coiled Tubing Standards
HPHT Wells - Standards
Simultaneous Operations Standards
Wellheads and Xmas Trees Standards
Rig Acceptance Standards
H2S Standards
Rig Move - Standards
Well Control Standards
Pressure Testing Standards