Articles

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