Gas Processing

Meeting the specifications of your gas – efficiently, reliably and for many years to come. Onshore, offshore, shale, biogas, gasification, ammonia, and everything in between.

Acid Gas Removal

Acid Gas Removal for Natural Gas Applications

News

  • UCARSOL™ Solvents Now Available in ProTreat® Simulator
    Optimized Gas Treating (OGT) and The Dow Chemical Company (Dow) have recently announced that modules for UCARSOL™ chemical solvents are now available in ProTreat® process simulation software. Users of ProTreat software, a creation of OGT, can now gain access to a number of UCARSOL solvents from Dow with a special software key.

UCARSOL™ Chemical Solvents

  • UCARSOL™ AP Series of Solvents
    Selective and Energy-Efficient Gas Treating MDEA-based solvents for bulk CO2 removal in natural and synthetic gas processing.

  • UCARSOL™ HS Series of Solvents
    Highly Selective Gas Treating MDEA-based solvents designed to selectively remove H2S from hydrocarbon streams where a CO2-H2S mixture is present.

UCARSOL™ Hybrid Solvents

  • UCARSOL™ HYBRID Series of Solvents
    Specialty hybrid solvents designed to reduce H2S and mercaptans to low levels in hydrocarbon streams where CO2, H2S and other sulfur compounds are present. *NOTE Brochure will be released in early 2016*

  • UCARSOL™ SHALE Series of Solvents
    Specialty amine blends formulated specifically for the unique gas treating needs of shale gas. A turnkey solution designed to help efficiently process shale gas without any required additives.

SELEXOL™ Physical Solvents
Effective and economical physical solvents designed to provide bulk CO2 Removal and selective absorption of H2S, COS, mercaptans or BTEX from a variety of natural synthesis gas streams as well as mercaptan control and hydrocarbon dewpoint.


Cleaners
Effective amine system cleaning solutions designed to provide gas plant operators with a cost-effective, easy-to-handle means of removing foulants such as scale, grease and hydrocarbon-agglomerated iron sulfide from the amine unit.

  • UCARKLEAN™ AC
  • UCARKLEAN™ DS

Antifoams
Gas treating antifoams are designed for use in physical solvent applications, amine treating units or glycol dehydration systems to control foam caused by contamination from liquid hydrocarbons, particulates or surfactants in general.

  • UCARSOL™ GT 10
  • UCARSOL™ GT 8715
AMINE MANAGEMENTSM Program – Expert assistance to optimize amine treatments:

The Amine Management Program is a comprehensive service program that targets the gas treating amine systems to achieve environmental compliance while improving reliability, reducing energy costs and preserving asset integrity.

Design Services

Start-up Assistance

Plant operational support

Gas Dehydration

NORKOOL Desitherm™ Dehydration Fluid - Reduce corrosion and enhance system performance: Innovative tri-ethylene glycol (TEG) – based desiccant  specifically designed to improve the efficiency and extend the life of natural gas dehydration system.

NORKOOL Desitherm™ HS – Gas Dehydration Solutions for high salt environments: Specially formulated dehydration fluids designed for high salt environments that can lead to equipment and system fowling.

High Purity Gas Processing TEG (Triethylene glycol) – High purity gas processing solutions from the world’s leading TEG producer: Excellent hygroscopicity and low volatility makes TEG the most widely used and demanded liquid desiccant for natural gas dehydration.

Heat-Stable Amine Salt Management

Dow can help address challenges related to heat-stable amine salts, offering a range of solvent remediation solutions.

UCARSEP™  Solvent Purification Technology – Cost-effective, clean removal of heat-stable amine salts: A mobile electrodialysis unit for on-line removal of heat-stable amine salts (HSAS) from gas treating amine systems.

Heat Transfer Fluids

Dow offers a comprehensive range of heat transfer fluids that help manage energy use through engineering design optimization; use energy efficiently in large, integrated complexes; protect against internal metal corrosion to extend asset lifespan and minimize system design weight of offshore platforms vs. similar steam boiler systems.


Heat Transfer FLUIDFILE Software | This software is designed to evaluate the properties and performance of Dow heat transfer fluids in different systems

Temperature Range C°
  • -50
  • 0
  • 50
  • 100
  • 150
  • 200
  • DOWTHERM™ SR-1
  • DOWFROST™
  • DOWTHERM™ 4000
  • DOWFROST™ HD
  • Ethylene Glycol
  • Propylene Glycol
  • Ethylene Glycol
  • Propylene Glycol
  • -100
  • 0
  • 100
  • 200
  • 300
  • 400
Temperature Range F°
  • Optimum Heat Transfer Range
  • Low Temperature Pumpability


Temperature Range C°
  • -100
  • -50
  • 0
  • 50
  • 100
  • 150
  • 200
  • 250
  • 300
  • 350
  • 400
  • DOWTHERM™ A
  •  
  • SYLTHERM* 800
  • DOWTHERM™ G
  • DOWTHERM™ RP
  • DOWTHERM™ MX
  • DOWTHERM™ Q
  • DOWTHERM™ J
  •  
  • DOWTHERM™ T
  • SYLTHERM XLT*
  • SYLTHERM* HF
  • Liquid Phase
  • Vapor Phase
  •  
  •  
  •  
  •  
  •  
  • Liquid Phase
  • Vapor Phase
  •  
  •  
  •  
  • -100
  • 0
  • 100
  • 200
  • 300
  • 400
  • 500
  • 600
  • 700
  • 800
Temperature Range F°
  • *At appropriate concentrations these fluids will provide burst protecion to -73°C (-100°F)
Natural Gas Liquids (NGL)

UCARSORB™ NGL Adsorbents – Low Cost, value added, NGL Adsorbents: highly selective system designed to allow water, CO2 and NGLs of lesser value to slip through the bed, removing and capturing only targeted NGLs.

UCARSOL™  LL Solvents – Proprietary, ready-to-use blends to treat NGLs: Dow helps gas processors treat NGLs more efficiently – both in conventional schemes as well as in liquid-liquid treaters after cryogenic separation – enabling improved profits and high throughputs.

Natural Gas Transport

NORKOOL™  Cleaner, Degreaser and Inhibitor – Each a high-performance solution … even better together:  Three high-performance products that together function as a unique, three-part cleaning system to help industrial heating and cooling equipment operate efficiently.

NORKOOL DESITHERM™  Desiccant – Reduce Corrosion and Enhance System Performance: Specifically designed to improve efficiency and extend the life of natural gas dehydration systems, while keeping the gas as pure as possible.

NORKOOL™  Industrial Coolants – Ensuring long and reliable system life of industrial engines: Patented, inhibited ethylene glycol-based fluids that protect against metal corrosion, including cavitation and crevice corrosion. 

High Purity Gas Processing TEG (Triethylene glycol) – High purity gas processing solutions from the world's leading TEG producer: Excellent hygroscopicity and low volatility makes TEG the most widely used and demanded liquid desiccant for natural gas dehydration.