Dorf Ketal - Petrochemicals / DNA Division

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Oil & Gas Additives

Dorf Ketal has the most complete product range of component additives for the Hydrocarbon Industry. Our “Oil & Gas” Core Business provides on-site, technology-driven chemical and service solutions to the global petroleum and natural gas industries, in areas such as Stimulation, Recovery, Production and Process Enhancements. The range includes such products as Cross-linkers, Emulsion and Reverse Breakers, Paraffins and Asphaltenes Inhibitors and Dispersants, Antiscalants, HCl/HF Corrosion Inhibitors, H2S Scavengers, Biocides, Drag Reducers, Antifoams among others chemical specialties.

DORF KETAL APPROACH

ENGINEERING APPLICATION OF CHEMICAL SPECIALTIES

The engineering application of specialty chemicals in the oil and gas industry is an innovative concept that combines the search for optimal chemical additive which comprises the steps of selection in laboratory, field tests and continuous implementation within an integrated project guided by targets set by client combined with a comprehensive program which additionally includes:

Additive and Dosage Equipments Supply
Operation and maintenance of monitoring equipment and application.
Continued technical assistance
Chemical Inventory Management.

OPTIMIZATION PROJECTS INVOLVING CHEMICAL SPECIALTIES USE

Asset reliability (corrosion, fouling)
Restriction of fluid flow
Bottlenecks in the areas of transfer and storage
Final quality of the oil & gas produced

E,H&S

Effluent Quality
Water Management: Reuse and Recycle
Chemical Decontamination Equipment (Degassing and Degreasing Services)
Chemical Cleaning Tank with economic recovery of organic sludge.

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CHEMICALS

Dorf Ketal Product	Primary Function	Features	Chemistry	Request Product Information
DORF OG 101B	Antiscalant	Fouling inhibitor developed to modify the crystals, keeping them scattered thereby avoiding the formation of deposits and blockages. Inhibits encrustation of salts of CaCO3, CaSO4, BaSO4 and SrSO4. Inhibitor indicated for use in systems with high fouling tendency and high temperatures. Application: water injection, Wells' Down Hole.	HEDP and Secondary polymers	Request Information
DORF OG 103B	Antiscalant	Inhibitor of CaCO3 salts with low fouling tendency. Can be applied at low temperature conditions. Application: water injection, surface lines (60-70 º C).	HMF and Secondary polymers	Request Information
DORF OG 201B	Corrosion Inhibitor	Suitable for protection against corrosion of equipment located in oil fields and pipelines. Corrosion inhibitor specially developed for use in gas and condensate. Its formulation helps to control hydrates. Application: Gas, Pipelines, Gas and Gas Lift Wells.	Filming Inhibitors and Neutralizer amines	Request Information
DORF OG 202B	Corrosion Inhibitor	Suitable for corrosion protection in systems with high levels of CO2 and H2S. Formulation with high solubility in water. Application: water injection, Drilling, Production Lines, "Down Hole" Gas Wells.	Filming Inhibitor	Request Information
DORF OG 203B	Corrosion Inhibitor	Corrosion inhibitor especially designed for low temperature conditions in acid stimulation operations with HCl / HF. Application: Water Injection, Production Lines	Filming Inhibitor	Request Information
DORF OG 301B	Biocide	Excellent biocide action ("speed-of-kill"), non-oxidizing and non-toxic. It has a high dispersibility. It is efficient in a wide pH range. Application: water injection fluids, drilling muds and completion. It is also used in pipelines with high% of water and surface equipment.	THPS and nonylphenolethoxylate	Request Information
DORF OG 302B	Biocide	Blend of non-oxidizing and oxidizing biocides with synergistic effect. Application: water injection, completion fluids, drilling muds. It is also used in pipelines with high% of water and surface equipment.	THPS and balzalkonium salts	Request Information
DORF OG 401B	Demulsifier	Demulsifier with high thermodynamic and kinetic action in breaking emulsion, dehydration and flushing of salts and solids in crude oil. It helps improve the quality of water produced. Can be used in high and low temperatures. Application: EPS Wells(exopolysaccharide) Mechanical or Hydraulic Pumping Wells.	Ethoxylated and aromatics resins	Request Information
DORF OG 402B	Demulsifier	Demulsifier with high kinetic action in breaking the emulsion of 11 to 28 API crudes. Can be used in high and low temperatures. Application: mechanical or hydraulic pumping wells; Gas Lift Wells.	Polyglycol and aromatics	Request Information
DORF OG 501B	H2S Scavenger	H2S and mercaptans triazine-based scavenger. Has the ability to react with H2S and mercaptans in a non reversible chemical reaction. The reaction products can be dispersed in oil and water. Application: abatement of H2S in oil, water injection, produced water, plants and gas lines.	Triazine	Request Information
DORF OG 502B	H2S Scavenger	H2S and mercaptans glyoxal-based scavenger. Has the ability to react with H2S and mercaptans in a non reversible chemical reaction. The reaction products can be dispersed in oil and water. Application: abatement of H2S in oil, water injection, produced water, plants and gas lines.	Glyoxal and catalysts	Request Information
DORF OG 551B	O2 Scavenger	O2 scavenger, based on sodium bisulfite. Reacts rapidly with oxygen in the water, even at low temperatures. Controls corrosion directly reacting with oxygen, creating a reducing atmosphere. Application: water injection, hydraulic tests, hydrostatic fluids, completion fluids.	Sodium bisulfite	Request Information
DORF OG 552B	O2 Scavenger	O2 scavenger, based on ammonium bisulfite. Reacts rapidly with oxygen in the water, even at low temperatures. Controls corrosion directly reacting with oxygen, creating a reducing atmosphere. Application: water injection, hydraulic tests, hydrostatic fluids, completion fluids.	Ammonium bisulfite	Request Information
DORF OG 601B	Floculant and Coagulant	Reverse emulsion breaker in aqueous dispersion. Assist in the flotation of oily wastes and solids. It has great ease of preparation and handling. Can be applied directly, without dissolving in water. It has low viscosity. Application: water injection, produced water, API separator.	Dispersed Cationic Polyacrilamide	Request Information
DORF OG 602B	Flocculant and Coagulant	Flocculant that can be used effectively in applications of solid / liquid separation. Benefits include increased uptake of solids and wastewater cleaner. It is especially suitable for sedimentation of solids in primary and secondary production of crude oil. Application: water injection, produced water, API separator.	Cationic Polyacrilamide in emulsion	Request Information
DORF OG 662B	Flocculant and Coagulant	Cationic coagulant, specially developed to replace conventional metallic inorganic coagulants, with greater efficiency in the clarification of waste water, besides being more eco-recommending. Their addition does not change the pH. Can be applied directly without the need for prior dilution. Application: production systems for oil, water injection, API separators and pools of oxidation.	Amine Resin	Request Information
DORF OG 701B	Asphaltene and FeS Dispersant	Product with high concentration of compounds based on high thermal stability dispersants. Product acts strongly on the dispersion of asphaltenes and iron sulfide. Recommended for systems that operate at high temperatures of film, with a high tendency to precipitate asphaltenes. Application: Must be applied directly into the oil. Can be added neat without prior dilution.	PIBSA and secondary polymers	Request Information
DORF OG 702B	Paraffin Dispersant	Paraffin and asphaltene dispersant, soluble in hydrocarbons. It has a strong presence in the removal of deposits, especially wax, preventing the formation of crystals, as well as removing those already formed. Application: systems of wells, tanks and bottom lines, among others.	Polymer dispersant	Request Information
DORF OG 751B	Surfactant	Product used for cleaning of surfaces contaminated with oil, grease, etc. and degreasing tanks, towers and vessels (including desalters). Depending on the application should be used by using solvents (LCO, diesel, etc.) as co-adjuvants. Application: Clean filters, stimulation of wells, water injection, chemical decontamination equipment.	Tensoactive fosfonate	Request Information
DORF OG 801B	Antifoam/Defoamer	Defoamer based on silicone in a hydrocarbon solution. With application in oil. It may be used in conditions of high gas content in oil and in zones of high turbulence. Application: Must be applied directly into the oil. Can be added neat without prior dilution.	PDMS Solution	Request Information
DORF OG 802B	Antifoam/Defoamer	Non-aqueous antifoam emulsion. High dispersibility capacity. Keeps stable in a wide pH range. Application: Can be applied as a defoamer for completion fluids and sludges.	PDMS Emulsion	Request Information
DORF OG 901B	Drag Reducer	Product based on synthetic polymer, acting effectively in the drag reduction in organic medium. Can result in high levels of drag reduction, reducing the pressure drop in pipelines carrying oil. Application: Must be applied directly into the oil. Can be added neat without prior dilution.	Ethoxylated Polymer	Request Information
DORF OG 902B	Drag Reducer	Product based on synthetic polymer of high molecular weight, working effectively in drag reduction, reducing pressure loss in piping of produced water.	EO/PO copolymer	Request Information

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