Drilling For Gas.com
Home
Drilling
Standards
Hole Problems
Directional
Rig Move
Calculations (Excel)
Slim Hole
Offshore
Misc. (Drilling)
Well Control
Planning
Primary Control
Secondary Control
Tertiary Control
Equipment
Checklists
Pre-spud
Drilling
Casing
Cementing
Completion
Misc. Checklists
Casing
Casing Types
Load Cases
Preliminary Design
Special Design
Connections
Corrosion, Wear, Fatigue
Casing Operations
QHSE
Production
Completion
Design
Operations
Equipment
Misc. Completion
Evaluation
Coring
Logging
Mud Logging
Well Testing
Mics. Evaluation
Planning
Driling Fluids
Mud Types
QA QC
Testing
Solids Control
Losses
Contamination
Misc. Drill Fluids
Cementing
Planning
Casing
Cement Plugs
Evaluation
Remedial
Search ...
Most Read
Calculation of Maximum Allowable Annular Surface Pressure (MAASP)
Casing Make-Up Torque
Waste Management Strategy - cuttings discharge
Inflow Testing Procedure
HSE Plan (Example)
Single-shot inclination-only survey tools (TOTCO)
Well Control Drills and Exercises
Classification of BOP and well control equipment.
Oil Companies
Drilling program example (Semi-Sub)
12.25" guidelines for tripping, making connections and back reaming
Latest
Completion Operation - Best Practices
Drilling programme 12.25" section HPHT
Cold Weather Operations Checklist
Coring Checklist
Weatherford Overdrive casing running and pick up/lay down machine - Checklist
16" Potential Problems - Best Practices
12.25" guidelines for tripping, making connections and back reaming
9 5/8" Wellhead and BOP Operations Checklist
Drilling program example (Semi-Sub)
Survey and Collision Avoidance Standards
Operation Programmes Standards
You are here:
Drilling
Articles
Critical Rotary Speed Calculation - Drill Pipe and Drill Collar
Pressure in Gas Column Calculation
Burst Pressure vs. Wear (remaining wall thickness)
Mud Rheology Calculation
Fracture Gradient Calculation
Pressure Losses Hydraulics Calculation
BP Well Control Toolkit
Total Flow Area Calculation
Cuttings Slip Velocity Calculation
Equivalent Circulating Density (ECD) Calculation
Minimum Flow Rate for Hole Cleaning Calculation
Kick Tolerance Calculation
BOP Accumulator Capacity Calculation
Mud Compressibility Calculation
Conventional multi-shots magnetic survey tools: Pre-survey checklist & Running procedure
Surveying Responsibilities
Running procedures for solid state magnetic multi-shot directional survey tools
Positional Uncertainty
Best Practices for Running Recoverable Survey Instruments
Survey evaluation
Magnetic Multi-Shots
Measurement While Drilling (MWD) Tool
Surveying Wells with No Anticipated Well Control Problems
Conventional magnetic single-shot survey tools: Pre-survey checklist and Running procedures
Slim hole, coiled tubing and under-balanced drilling surveying
North Seeking gyro - Common tools description
Gyro Multi-Shots
Survey program and report
Declination and Grid Convergence Definition
Survey Programme Example
Wireline Surveying Techniques
Correction programmes for magnetic survey
Correction for Magnetic Azimuths
Data Recording for Horizontal and ERD wells
Directional Surveying Standards
Surveying definitions
Gyro Single Shots
Inertial Navigation Survey Systems
Tie-In Data
Measurement While Drilling (MWD) General Guidelines
Surveying Wells with Anticipated Well Control Problems
Guidelines for Rotary Directional Drilling
Directional BHA considerations
Steerable Systems
Borehole representation
Wellpath planning and anti-collision monitoring - COMPASS
Directional Drilling Responsibilities
Well Plots
Magnetic surveying techniques
Directional drilling plan with hole opener and under-reamer
Directional Drilling Planning
Solid state magnetic survey tools
Survey tools and techniques
Bit Selection and Hydraulics
Survey policy
Teledrift - Inclination-only MWD
Electronic Magnetic Multi-Shots
Kick-off and Initial Build Section
Directional Drilling Exercices
North seeking gyro survey tools
Wireline steering techniques
Introduction to Magnetic Surveys
Directional drilling plan with 12.25" pilot hole, 22" hole hole opener and 24" underreamer
Horizontal well surveying
Magnetic Single Shots
BHA Components and Inspections
Measurement While Drilling (MWD) - QA/QC
Measurement while drilling (MWD) - Introduction
Conventional magnetic survey tools
Non-Magnetic Drill Collars
Gyro Surveys - QA/QC
Conventional Gyroscopic Survey Tools
Conventional gyro: pre-survey checklist and running procedure
Survey Programme
Definition of Surveying Terms
Introduction to Gyro Surveys
Single-shot inclination-only survey tools (TOTCO)
Chemical Cutters for Stuck Tubing or Drillpipe
Baryte plugs to cure losses
Responsibilities during Fishing Operations
Fishing Planning and Preparation
Jarring precautions
Spotting Fluids to Free Stuck Pipe
Backing-off procedure with top drive
Changing a Bottom Hole Assembly
Lost Sidewall Sample Bullets
Effective Pull On Stuck Pipe
Overpulls/ Stuck Pipe In Surface Hole
Problems encountered in drilling extended reach and horizontal wells
Lost Circulation
Use of Drag charts for hole cleaning - WellPlan
How to avoid Hole Related Problems
Backing off Procedures
Pipe Sticking
Fishing tools selection
Jarring Stuck Pipe
Fishing with Spears
Back-Off Procedures
Hole Cleaning
Stuck Pipe Prevention
Differential Sticking (Cause of Stuck Pipe)
Formation Instability
Fishing in slim hole wells
Fishing with Overshots
Drilling Unconsolidated Formations
Freeing Differentially Stuck Pipe
Miscellaneous Fishing Tools
Fishing with Junk Subs
Fishing Guidelines
Fishing with Washover Strings
Pilot Mill
Stretch graph for 3.5" and 5" Drilll Pipe
Preventing Differential Sticking
Junk Mill
Mechanical Sticking (cause of stuck pipe)
Pulling Stuck Pipe
Taper Mills
Tripping Procedure in tight hole
Fishing Assemblies and tools
Fishing with Junk Retrievers
Fishing Tools: Drilling/ Fishing Jars,Accelerators, Bumper Subs
Milling Guidelines
Hole Cleaning Tips
Stuck Pipe - Free Point Determination
When to Give Up Attempts to Free the Pipe
Stuck Casing - Remedial Action
Responsibilities for Abandonment
Mechanical power to the bit / corehead
Abandonment guidelines
Responsibilities during drilling operations
Acronyms and Abbeviations
Drilling Standards
Minimum safety stock for HPHT operations
Abandonment programme - oil producer
Drilling Programme - Preparation and Content
Underreaming
Mechanisms of rock cutting
Mud cooler for HPHT wells
Planning requirements for Managed Pressure Drilling (Mud Cap)
Drill string vibrations
Standard Drilling Tools
Rig Team HPHT Checklists
Ingram Cactus: Exact 15 Universal Slim-hole wellhead system
Multilateral drilling programme
Conversions factors
Whipstock Milling Operation - Best Practices
Cooper Oil Tools: MC2 compact wellhead
Sequence of Operations - Typical Onshore Well
HPHT procedures
Abandonment and sidetrack drilling programme
Sequence of Operations - Typical Offshore Well
Operations with Mud Cap Drilling (MPD, Managed Presure Drilling)
8.5" Section Drilling Programme HPHT
Drill Pipe String Design (example)
Sidetracking Guidelines
Sidetracking out of Casing with Whipstock
Well Planning Information Sheet
HPHT Drilling Procedures
Final / End of Well Report
Depth Referencing
Drilling programme 12.25" section HPHT
General Guidelines for Sidetracking
Guidelines for Site Survey/ Hazard Requirements for Drilling Units
Surveying requirement for exploration well
Surveys required before rig move - Offshore
Diving operations in exploration drilling
Types of vessel, offshore support
Land rig on artificial island (shallow water)
Heli-Rig
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)
Stand-by vessel duties, equipment and standards
Posted Barge With Land or Modular Drilling Rig
Submersible drilling rig
Standard Jack-Up
Semi-Submersible
Jacket Supported “Offshore’’ Rig
Cantilever Drilling Barge
Steel Caisson and Drilling rig
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)
Rig Move Inspection Requirements (Onshore Operations)
Offshore Rig Moves Planning and Preparation
Site Restoration
Onshore Rig Moves - Well Status
Site Preparation for Land Wells
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
Muds, hydraulics and lost circulation for Slim Hole Drilling - downsized conventional drilling
Surveying Slim Hole Wells
Muds, hydraulics and lost circulation for Slim Hole Drilling - Continuous coring
Vibration minimisation for conventional Slim Hole Drilling
Continuous coring method - Slim Hole Wells
Evaluation of slim hole wells
Coring in Slim Hole Wells
Environmental impact of Slim Hole Drilling
Downsized conventional drilling - Slim Hole Wells
Historical problems with slim hole drilling
Rigs for Slim Hole Drilling
Well control for slim hole wells
Wellheads, Xmas trees and BOPs for Slim Hole Wells
List of companies - Slim Hole Wells services
Drill string design (slim hole wells)
Production testing - Slim Hole Wells
Casing, liners and cementing for Slim Hole Wells
Completion technology for Slim hole wells
Slim hole Wells - Overview
Slim hole Drilling Techniques
Slim hole well wireline logging
Coring Standards
Completion Standards
Mangement of Change Standards
Testing Standards
Drilling Fluids Standards
Safety Management Standards
Abandonment Standards
Simultaneous Operations Standards
Approval to commence operations - Standards
Barriers Standards
Incident Reporting Standards
Well Control Standards
Tripping - Standards
Cementing Standards
Well Operations Management Standards
Drill String and BHA Management Standards
HPHT Wells - Standards
Dailly Drilling Report Standards
Coiled Tubing Standards
Rig Acceptance Standards
Geology, Logging, Mudlogging & RTC - Standards
Drillpipe and Bottom Hole Assembly - Standards
H2S Standards
Shallow Gas Standards
Pressure Testing Standards
Rig Move - Standards
Wellheads and Xmas Trees Standards
Survey and Collision Avoidance Standards
Operation Programmes Standards