Tank Cleaning Technology Overview

ICS GoM, LLC

Outline

• OVERVIEW OF TANK CLEANING• THE CHALLENGE• TANK CLEANING DRIVERS• GOALS• TANK CLEANING MACHINES• CHEMISTRY• KEY PERFORMANCE INDICATORS• FOUR STEPS IN CLEANING• TANK CLEANING• BENEFITS• QUESTIONS

Overview of Tank Cleaning

• WHAT ARE WE CLEANING?

• LIQUID MUD TANKS ON SUPPLY VESSELS

AND

• LIQUID MUD SYSTEMS ON DRILLING RIGS

Overview of Tank Cleaning

Supply Vessel

Top of Tank

Only entry / exit

18” access hatch

15 – 20 feet tall

Overview of Tank Cleaning

3 men36 hoursTo clean

108 man-hoursExposure to hazardous environment

The Challenge

The Challenge

The Challenge

The Challenge

Tank Cleaning Drivers

• Safety

• Personnel

• Turnaround Time

• Wash Water Volume

• Cost

Tank Cleaning Drivers

• Boat And Rig Cost

• Inefficient

• Critical Path

Goals

Optimize Tank Cleaning by:

• Continuous improvement• Design tank specific cleaning processes• Incorporation of new technology

Goals

Minimize Maximize

Spray Pattern Versatility

Criss-cross

Helical pattern

TCM – Tank Cleaning Machines

• Quicker cleaning due to less set-up time• Reduces confined space entry • Manpower drastically reduced• Reduces liability for the customer• Faster turnaround time• Reduces bed space on rig• Critical Path

Chemistry

What determines a quality surfactant?

• Superior Cleaning Performance• Low foam detergent• Environmentally Friendly • Completely biodegradable• Harmless to the operators• Cost effective

Chemistry

Cleaning Solutions are being developed specifically for completion fluids and drilling fluids.

Chemistry

Cleaning KPI’s

Cleaning Key Performance Indicators (KPI’s)

• Safety - Minimize confined space entry

• Cleaning Time

• Minimize waste generated

• Cleaning effectiveness

FOUR STEPS IN CLEANING

• Time

• Chemical

• Mechanical

• Recycling

Tank Cleaning

Tank Cleaning

Benefits

• Safer Operations

• Faster Cleaning Process

• Quicker Turn Around

• Improved Vessel Utilization

Benefits

Reduce/Recycle/Reuse of Wash Water

– Reduce Waste Transportation Liabilities

– Reduce Waste Disposal Liabilities

Benefits

• State of the art cleaning process

• Quicker Turn Around

• Improved Vessel Utilization

• Safer Operations

• Minimize Wash Water