Articles

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