The document outlines a training presentation on plug and abandonment (P&A) of wells given by Dr. Mahmoud Khalifeh. It introduces Dr. Khalifeh and his qualifications, and provides an agenda for the P&A presentation covering topics like well integrity, P&A challenges, barrier materials, placement and verification. The presentation aims to provide skills to understand P&A principles, rules and alternatives. It concludes with information on upcoming P&A training courses and a legal disclaimer.

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World Class Training Solutions
Plug and Abandonment (P&A) of Wells
Dr. Mahmoud Khalifeh
25.11.2020
World Class Training Solutions
www.petro-teach.com

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Mahmoud Khalifeh
PetroTeach
• Mahmoud Khalifeh, PhD
• Well Abandonment
• Lectures
• Well Integrity and Well Abandonment
• Drilling Fluid
• Published more than 40 articles
• Book: Introduction to Permanent Plug and
Abandonment of Wells (free to download)
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• https://link.springer.com/book/10.1007%2
F978-3-030-39970-2
• The Book
• Book: Introduction to Permanent Plug and
Abandonment of Wells (free to download)

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• Well integrity and P&A
• Why doing well abandonment!
• Facts
• Rules and regulations
• P&A challenges
• Barrier materials
• Barrier placement
• Barrier verification
• Agenda
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Two-Barrier Philosophy

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• Well integrity and P&A
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• Well integrity and P&A

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• Two-Barrier Philosophy
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P&A Phases

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• Phase 0
• Phase 1
• Phase 2
• Phase 3
• P&A Phases
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• Why doing well abandonment!

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Facts
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• Facts - Consequences of Loss of Well Integrity

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Plug and Abandonment (P&A) of Wells 15
• Since the first discovery in 1966– June 2015
• Total wells ……………………………………………………….…………… 5579
• Development wells (Prod., Inj., & Monitoring) ………… 4037
• Exploration wells (Exp. + appraisal) …………………… 1542
• Temporary P&A-ed wells ………………………………. 467
• Abandoned wells …………………………………… 1400
• 1966 ………… 2015 ………………… 113 wells/year
• Facts - Drilled Wells
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• Rules and regulations

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• Different regulatory bodies have their own requirements for
plugging operations.
• Who is the regulator on the NCS?
• Rules and regulations
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• PSA or Ptil:
• Section 48: Well barriers
• Section 88: Securing wells
• NORSOK D-010
• Rules and regulations

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Challenges
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• Subsidence
• Lack of qualified annular barrier
• Lack of documentation
• Restricted access to wellbore
• Corrosion
• Shallow gas pockets
• Source of flow in overburden
• Section milling
• P&A challenges

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Barrier Materials
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• Barrier materials

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Barrier Placement
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• Barrier placement

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Barrier Verification
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• Barrier verification

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Plug and Abandonment (P&A) of Wells (online)
9 – 11 March 2021
10 – 12 August 2021
Register@petro-teach.com
Course Overview
The aim of this course is to provide the skills needed to understand the fundamental
principles of P&A such as facts about P&A, the rules and regulations, well
abandonment phases, barrier verification methods, alternative barrier materials, new
technologies, challenges and opportunities, and considering P&A during well
construction.
Learning Objectives
The participants will learn:
o The philosophy of P&A
o Concerns and opportunities
o Barrier placement techniques
o Verification and qualification of barriers
• 20% Discount for Ph.D. students, Group (≥ 3 person) and early bird registrants (4 weeks before).
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Thank You
Any Questions ?
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Plug and Abandonment (P&A) of Wells