Articles

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