3 1 0

2 v

o N 7

6 p

o h s

k r Operational Experiences o

w e

F

c r o

Content

3 1 0

Preparation and Mobilization 2 v o Project Support N Equipment and the Vessel 6-7 p Fluid Systems o h s Logistics k r Communication wo

e c r

Fo

© 2012 HALLIBURTON. ALL RIGHTS RESERVED.

2

Preparation, Testing & Planning •

• •

•

3 1 0

Large Scale Yard Testing of Equipment

o N 7

High Pressure Unit Rig-up Project Specific Rates and Pressures

6 Personnel Meetings and Project Presentations p o h s k r o w e c r o F

© 2012 HALLIBURTON. ALL RIGHTS RESERVED.

2 v

3

Mobilization of Equipment to Gdansk

3 1 0

2 v

•

Transportation Logistics

•

Cross Border and Customs

o N 7

6 p

o h s

k r o

w e

c r o

F

© 2012 HALLIBURTON. ALL RIGHTS RESERVED.

4

Installation, Testing and Commisioning •

3 1 0

Installation in co-operation with Knutsen, Yard and Contractors

o N 7

•

Inspected, Tested and Approved

•

Combined Halliburton and Knutsen Commisioning phase

6 p

o h s

• • • •

Fluid Transfer Mixing Simulation Pumping Tests Procedural Simulation

© 2012 HALLIBURTON. ALL RIGHTS RESERVED.

2 v

k r o

w e

c r o

F

5

Equipment Layout Power Generation HCl Storage and Mixing

3 1 0

2 v

o N 7

Chemicals, Waste & Filtration

6 p

o h s

Halliburton Control House

rk

Seawater Filtration & Fresh Water Maker

e c r

wo

HP Lines

Fo

Halliburton HP Pumping Equipment © 2012 HALLIBURTON. ALL RIGHTS RESERVED.

Filtration

6

Bow Connector

EOR Equipment

3 1 0

2 v

o N 7

6 p

o h s

k r o

w e

c r o

F

© 2012 HALLIBURTON. ALL RIGHTS RESERVED.

7

Snorre EOR Project Organisation Chart Project Manager

Management Team Rolf Vassbø Terje Lexau Øyvind Rakstang Amare Mebratu

Neil McIntosh

3 1 0

2 v

Procurement Specialist

Performance Development Coordinator Dagfinn Selvik

p o h

7 6

s k r

e c r

wo

No

Ann Elisabeth S. Godø

Service Planner Anne Jorunn Kettle

Personnel Coordinator Ingfrid Jekteberg

Fo Project Engineer

Service Coordinator

Supervisors

Ingrid Melien

Idar Bjørknes

Tom Erik Sjøflot Kjell Mikalsen Johnny Vestbø Ståle Fjerdingøy Vidar Sætre Magnar Didriksen

PE Laboratory Manager Iselin Klungland

© 2012 HALLIBURTON. ALL RIGHTS RESERVED.

8

Rev. 20.04.2013

Crewing and Logistics •

• • • • • •

•

3 1 0

Halliburton Crew: Dayshift: 8 Nightshift: 8 2 week Rotational Helicopter Schedule Additional Availability Crew Overlap (continuity)

2 v

o N 7

6 p

o h s

k r o

w e

c r Spares and Consumables Fo • Supply Vessel Weekly • Additional Availability • Helicopter Option

© 2012 HALLIBURTON. ALL RIGHTS RESERVED.

9

Pumping Schedule

3 1 0

No

Stage

Fluid

0

Leak Test

FW

1

Pre-Flush 1

2

Pre-Flush 2

3

Pre-Flush 3

4 5

7 6

No

2 v

Volume (m3) 0

pBrine o h

60,000

Brine

30,000

Brine

23,500

Main Treatment

Silicate

240,000

Post Flush

Brine

40,000

s k r

o w e

c r o

F

Note: Tracer A,B,C Pumped during Pre-Flush Stages Tracer D Pumped during Post-Flush Stages Caustic Solution available as contingency plan © 2012 HALLIBURTON. ALL RIGHTS RESERVED.

10

Vessel Fluid Loadout

3 1 0

Initial Loadout

2 v

o N 7

6 p

o h s

k r o

w e

c r o

F

100% Brine Concentrate 50% Silicate Concentrate 100% HCl Concentrate 100% Tracers, Caustic

Batch #2 of Silicate Concentrate transferred at Sea by Knutsen © 2012 HALLIBURTON. ALL RIGHTS RESERVED.

11

Brine Process Brine System

m3/day

10,000m3/day

R O

2 v

o N 7

6 p

R O

R O

o h s

o w e

m3/day

c r o

F 5S FW m3

HALLIBURTON HP PUMPS

5P FW m3

1S Brine Conc m3

© 2012 HALLIBURTON. ALL RIGHTS RESERVED.

6P Brine Mix m3

4000m3/day

rk

4,000m3/day

3 1 0

12

1P Brine Conc m3

QA/QC Circulation Sampling and Testing In-line Gauging Reporting

Silicate Process

QA/QC Circulation Silicate System Sampling and Testing 5S & 5P In-line Gauging FW Reporting m3/day m3/day

p o h

7 6

No

2 v

3 1 0 6S Silicate Conc m3

s k r

o w e

3S Silicate Mix m3

3P Silicate Mix m3

c r o

5S Silicate Conc m3

5P Silicate Conc m3

1S Silicate Conc m3

1P Silicate Conc m3

F

HCl Injection In-Line Mixer

HALLIBURTON HP PUMPS © 2012 HALLIBURTON. ALL RIGHTS RESERVED.

13

HCl System HCl System

High Concentration Storage Tanks

13

FW From 5P & 5S

0 2 v

HCl m3

o N 7

p o h

6-

s k r

HCl m3 HCl m3 HCl m3 HCl m3

o w e

c r o

HCl Day Tank 15m3

HCl Mix Tank 50m3

F

Gravity Feed Injection to Silicate Manifold

© 2012 HALLIBURTON. ALL RIGHTS RESERVED.

14

QA/QC Circulation Sampling and Testing In-line Gauging Reporting

Control of Operations Offshore

3 1 0

2 v

• Knutsen Cargo Control Room:

o N 7

Bulk Fluid Transfer, Mixing & Circulation & Monitoring

6 p

o h s

• Halliburton Operations Control Room:

k r o

w e

HCl Mixing, Fluid Monitoring, HP Pumping & Rate Control

c r o

• Snorre CCR:

F

Well Control, Monitoring

© 2012 HALLIBURTON. ALL RIGHTS RESERVED.

15

Equipment Maintenance Continuous pumping operation for approx 4 months. The crew configuration, skills and available spares had to therefore be tailored to meet the project demands. Highest consumers of standard and schedule maintenance as well as un-planned maintenance were the following:

3 1 0

2 v

o N 7

Reverse Osmosis Plant: • • •

6 p

o h s

k r Operational & Maintenance o Personnel Assigned w Overhauls e c Replacment items or F

Halliburton HP Pumps: • Operational Personnel & Mechanics Assigned • Continuous Maintenance Program • Replacement Units and Items

© 2012 HALLIBURTON. ALL RIGHTS RESERVED.

16

Waste Management

3 1 0

2 v

• Waste Products Transferred to shore by Supply Vessel

6 p

• Levels of Waste:

o h s

Low • Wood, metal, rubber, rags, etc

k r o

w e

c r o

Medium • Lubricants & Oils

F

High • Filter Cartridges

© 2012 HALLIBURTON. ALL RIGHTS RESERVED.

o N 7

17

Communication • Primary, Secondary and Back-up lines of communication established and maintained throughout the operation

o N 7

2 v

• Main Communication hubs were: • • • •

6 p

o h s

k r o

Statoil Operations Forus Snorre Control Offshore Vessel Bridge and Cargo Room Halliburton Control Room

w e

c r o

F

• Lines of Communication • • • •

Telephone, Conference Link UHF Radio PA System (onboard) VHF

© 2012 HALLIBURTON. ALL RIGHTS RESERVED.

18

3 1 0

De-Mobilization

3 1 0

2 v

• De-Mobilization to be performed in 2 stages

o N 7

(1) Halliburton Equipment Removal in Risavika

6 (2) Knutsen Opeartions in Haugesund p o h s k r o w Note Thsirslide is not yet complete!!!!!! ce Fo

© 2012 HALLIBURTON. ALL RIGHTS RESERVED.

19