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T echnical Services & Process T echnology Customized Solutions

www.NexoSolutions.com

PROBLEM SOLVING & CUSTOMIZED ENGINEERED SOLUTIONS We solve complex problems and provide customized engineered solutions for the process industry. Since 2010 we have been providing solutions where technical knowledge, expertise and proven performance in the areas of contamination testing, analysis and process separations is required. Problem solving, root-cause analysis and practical solutions is what we do and what we deliver, worldwide. It is our commitment to provide comprehensive technical services and technology enabling plants to operate more efficiently, with lower costs, higher reliability, increased throughput/capacity, and consistent stability.

Company

www.NexoSolutions.com

Process Contamination is a Leading Cause of:

• High Operations Costs
• Unscheduled Maintenance & Down Time
• Materials Failure & Equipment Damage
• Solvent Losses & Solvent Degradation
• Fouling, Corrosion & Foaming
• High Filter & Chemical Additive Use
• Product Losses
• Process Upsets
• Products Out of Specification
• Environmental Noncompliance
• Low Capacity & Throughput

Contaminant Effects

Contamination Impacts

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Amine Foaming Fouling & Corrosion Materials Failure Filtration Costs

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The Company Technical Services Process Technologies

Nexo Solutions has two main divisions that operate independently

• On-Site Performance Testing and Troubleshooting
• Contamination Analysis: Gas, Solids and Liquids
• Customized Vessel Internals
• Audits: Mechanical Systems and Process Chemicals
• Performance Improvements
• Materials & Failure Analysis
• Foaming Testing & Consulting
• Fouling Testing & Consulting
• Contaminant Carry Over Quantification
• Vessel Designs & Existing Vessel Evaluations
• Technology Evaluations & Selections
• Filtration/Coalescing Engineering Consulting & Design
• H2S and Mercaptans Removal
• Amine Units/Amine Recovery and Glycol Units
• Expert Consulting and Technical Training

Technical Services

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Process Contamination

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Evaluation and Analysis of Inlet Contamination to Processing Plants

East Texas Gas Plant

Process Contamination

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Amine Unit Hydrocarbons/Solids Contamination Determination

Brazil Refinery

Capacity Increase

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Surfactants in Processing Plants Causing Major Capacity Reduction

Dubai Gas Plant

Amine Losses

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LNG Plant, Amine Losses Quantification and Carryover into Dehydration Units

Trinidad LNG Facility

Equipment Reliability

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Plant Compression Failure & Troubleshooting

Bolivia Gas Plant

Filtration Engineering

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Feed Filtration Designs to NGL Fractionation Plants

Canada Fractionation Plant

Specialized Analytics

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Shoe Polish Contaminant Causing Short Filter Life & High Filtration Costs

Alabama Refinery

Fouling Analysis

Filtered Condensate Unfiltered Condensate

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Thermal Fouling Testing

Eagle Ford Plant

Produced Water Treating

V-1101 after sampling V-1101 48 hours later

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Produced Water Hydrocarbon Separation & Treating

South Texas Plant

Process Contamination Sampling

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Plant/Unit Contamination Mapping

Mexico Refinery

Inlet Separation Evaluation

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Inlet Contamination Determination to Gas Plants & Refineries

East Texas Gas Plant

Performance Testing

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On-Site Performance Testing

South Texas Upstream Plant

Filtration Optimizations

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Filter Element Failures & Design Deficiencies

New Mexico Water Plant Europe Refinery

Coalescer Inspections

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Gas Coalescer On-Site Inspection & Performance Testing

California Gas Plant

On-Site Evaluations

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Coalescers, Filters and other Separation Vessels

Colorado Gas Plant

Amine Foaming Root Cause

Plain MDEA Solution (control) Filter Screen Sample Filter Media Sample Filter Seam Adhesive Sample

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Materials Compatibility, Amine Foaming and Root-Cause Determination

North Texas Gas Plant

Amine/Glycol Foaming Tests

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Amine Solvent Foaming Tendency, Foam Break Kinetics and Antifoam Selection

East Texas Gas Plant Pennsylvania Refinery

Consulting & On-Site Troubleshooting

Consulting Oil & Gas Production, Gas Plants, Refinery and Chemical Plants

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Dubai Montana South Texas East Texas

On-Line Contamination Testing

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Suspended Solids Capture via Slip-Stream

Mexico Refinery

Materials Analysis

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Unknown Material composition and origin X-Ray Analysis

Texas Refinery

Process Separations & Process Contamination

• Real cases and project examples
• Fast-paced, challenging & engaging
• Support materials supplied
• Tailored for customer requirements
• Technical training covered areas:
• 1. Gas Plants, Refineries and Upstream Plants
• 2. Amine & Glycol Units
• 3. Inlet Separation & Compression
• 4. Chemical and Petrochemical
• 5. Filtration & Separations
• a. Basics & Applications
• b. Maintenance & Troubleshooting

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Technical Training

Triazine H2S Scavenger Solid By-Products

Dithiazine Polymer in Pipelines

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Dithiazine polymers are a major cause of fouling, chemical poisoning, filter plugging, corrosion, waste water Contamination in Refineries, Gas Processing Plants and NGL Fractionation Plants Dithiazine Polymer in Filters Iron Sulfide Dithiazine Polymer (solid)

Texas Refinery

Gas Treating  Liquid Treating

Process Technologies

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To address H2S scavenger problems with by-product formation and to more effectively H2S remove, Nexo Solutions has developed Exion Systems

• H2S Removal
• Mercaptans Removal
• COS Removal
• CO2 Removal
• BTEX Removal
• Methanol Removal
• Solvent Recovery
• Caustic Treating
• Natural Gas Treating
• NGL Treating
• LPG Treating
• Butane/Propane Treating
• Condensate Treating
• Finished Fuels Treating
• Produced Water Treating
• Inlet Separation

Exion Other Applications

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Exion GT Gas Treating

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Triazine Scavenger v/s Exion GT-300 Removal Exion Treating Results

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Exion GT-300 H2S Removal Costs Exion Treating Results

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Exion LT Liquid Treating

Amine Solvent (MDEA) Recovery System from LPG

Louisiana Refinery

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Exion Condensate Treating

Date Time Chemical Formulation Chemical Injection Rate (ml/min) Butane Flow Rate (LPM) Treated Result (mg/kg) Inlet/outlet 6-28-2016 13:45 Exion LT- 200A 42 18.3 20.5/9.3 6-28-2016 14:45 Exion LT- 200A 40 18.3 25.5/10.4 6-28-2016 15:30 Exion LT- 200A 49 18.3 28.3/7.4 6-29-2016 13:03 Exion LT- 200B 30 6.0 19.7/2.1 6-29-2016 14:30 Exion LT- 200B 112 4.9 33.4/2.5 6-29-2016 15:05 Exion LT- 200C 122 4.9 31.2/4.0

Exion Butane Treating

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• Less Chemical Cost
• Less Chemical Injection
• Fewer and smaller vessels

 Short contact time

• No solids formation
• No foaming or fouling
• No chemical odor
• No nitrogen containing waste
• No heavy metals
• No aldehydes of formaldehydes
• No excess chemical use

Exion for H2S & CO2 Mercaptans Removal

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Process Technologies

Amine Filtration Company is the only company (division) in the world that focuses on Amine Units with respect to filtration, coalescence, adsorption and general contaminant

• separation. Our systems incorporate the latest generation of products and designs

enabling Amine Units to operate beyond capacity, with high reliability, consistent stability (no foaming), and low operational costs. Our offerings include:

• Inlet Separation Coalescence and Filtration
• Rich Amine Filtration and Coalescence
• Lean Amine Filtration and Amine Activated Carbon Adsorption
• Amine Carry-Over Recovery
• Vessel Retrofits to use High Performance Internals
• Technical Services, Testing, Troubleshooting, Consulting and Training

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Internals Design for Proper Seal into the Vessel

California Gas Plant

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Lean and Rich Amine Vessel Retrofits for Efficiency Improvement

Louisiana Gas Plant

Process Technologies

XPHASE is a Nexo division that focuses only on coalescence separation. We are experts in the field and can design and troubleshoot coalescing systems for most applications. Our systems incorporate the latest generation of products and designs enabling coalescing to

• perate with high efficiency and reliability, consistent stability and low operational costs.

Our offerings include:

• Gas Coalescers
• Liquid Coalescers
• Vessels and/or complete systems
• Different technologies available (microfiber, mesh-based, membranes, others)
• Vessel retrofits to use high performance coalescer elements
• Technical Services, Testing, Troubleshooting, Consulting and Training

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Inlet Gas Coalescer Design

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California Gas Plant

Process Technologies

IntelliChem is a Nexo division that concentrates on chemical technologies for water & process additives. We custom design chemical products for most applications. Our products incorporate the latest generation of molecular designs and applications for improved effectiveness and lower costs. Our offerings include:

• H2S scavengers, mercaptans scavengers, and CO2 scavengers
• Surfactants for hydrocarbon Removal and soil bio-remediation
• Emulsion Breakers (Demulsifiers)
• Antifoams
• Antifouling products
• Technical Services, Testing, Troubleshooting, Consulting and Training

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Shale Oil H2S Removal

150 BPD of crude oil (West Texas) (4.375 GPM) 18,000 ppm of H2S (gas phase) Client injecting 10,000 ppm of triazine-based scavenger Injection = 63 GPD Estimated Cost = $183,960 / year

SOLUTION: Intellichem HR INJECTION @ 1,200 ppm

Injection = 7.53 GPD Costs: $37,667 / year SAVINGS OF $146,294 / year

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West Texas

Gas Oil H2S Removal

10,500 BPD of gas oil (New Mexico) (306 GPM) 350 ppm of H2S (gas phase) Client injecting 350 ppm of Triazine-based scavenger Injection = 154 GPD Estimated Cost = $449,680 / year

SOLUTION: Intellichem HR INJECTION @ 60 ppm

Injection = 26.46 GPD Costs: $131,830 / year SAVINGS OF $317,849 / year Higher H2S removal rates

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New Mexico

• Petrobras
• XTO
• Shell
• Keyera
• Encana
• TAQA
• 3M
• Repsol
• ALNG
• Philadelphia Energy
• Repsol
• Republic
• Gas Processors

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Latest Customers

• Talisman
• ETC
• GE
• EOG
• BHP
• Encana
• AECOM
• Suncor
• Kaydon Polymers
• Agave Energy
• Smith Production
• ECL-Suez
• Williams

Contact: David Engel – Managing Director & Senior Engineer

Nexo Solutions

25003 Pitkin Road, Suite A100 The Woodlands, Texas 77386 USA +1 (832) 296 6624 Cell +1 (832) 510 8191 Office david.engel@NexoSolutions.com www.NexoSolutions.com Nexo Solutions Video

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