Articles

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