Scavengers & Biocides

DES ABIO

Description

Amine-based Biocide. Quaternary compounds

Applications

Prevent bacterial growth in drilling fluids.

DES ERYOS

Description

Sodium Erythorbate-based Oxygen scavenger

Applications

Non-Sulphite oxygen scavenger which is suitable for both mono-valent and di-valent brine fluids.
Workover & Completion Fluids

DES GBIO

Description

Glutaraldehyde-based Biocide

Applications

Prevent bacterial degradation. It is de-activated by ammonia, primary amines and oxygen scavengers.

DES OS

Description

Bisulphite-based Oxygen scavenger

Applications

Prevent bacterial growth in water base muds and low-salinity clear brine fluids. Effective H2S scavenger.
Water-BasedWorkover & Completion Fluids

DES OSP

Description

Bisulphite-based Oxygen scavenger powder

Applications

Removes dissolved oxygen from drilling and completion fluids, eliminating a potential source of corrosion. Improves thermal stability of polymers by a margin of 20°F (11.1°C). Suitable for use in freshwater and mono-valent brines.
Water-BasedWorkover & Completion Fluids

DES OXHS

Description

Glyoxal-based H2S scavenger

Applications

Displays a continuous H2S scavenging activity over longer time period. Exhibits good temperature stability up to 150°C and intended for use in low pH conditions.

DES SCAVHS

Description

Triazine-based Organic H2S scavenger

Applications

Provides solids-free H2S scrubbing for Brines-based fluids in Neutral pH environments.

DES TBIO

Description

Triazine-based Biocide. Available in 50-80% active content

Applications

Prevent bacterial growth in water base muds and low-salinity clear brine fluids. Effective H2S scavenger.
Water-BasedWorkover & Completion Fluids

DES ZNOS

Description

Zinc Oxide-based scavenger, reacts with ZnS (Zinc Sulphides)

Applications

Efficient H2S scavenger, Zinc oxide reacts with sulphides to form ZnS precipitate, which is an insoluble, inert, fine solid remain harmlessly in the drilling fluid and removed through the solids-control equipment.

Featured projects

Selected activities representing our
cross-market operational support.

Stimulation Triplex Pump

Sector: Refurbishment and Re-engineering
Country: Italy

Complete refurbishment and re-engineering of a high-pressure triplex pumping unit, with a total overhaul of the engine, pump, and transmission. New DNV 2.7-1 compliant skid, ATEX adaptation for classified zones, and CE-PED certification for offshore applications.

Koomey Unit and Pressure Control for geothermal project

Sector: Geothermal
Country: Netherlands

Supply of Koomey Unit and Pressure Control Equipment, including large-sized Quick Test Subs and Crossovers (13 5/8″ and 12″), for workover and coiled tubing activities on a geothermal well in the Netherlands. The solutions were designed to allow the passage of workover assemblies and jet pumps with an OD up to 9″, ensuring operational continuity, safety, and documentation compliant with project requirements, supporting the development of geothermal energy as a renewable source.

Custom chemical formulations for Production Enhancement

Sector: Production Enhancement – Chemical Supply
Country: Kazakhstan

Joint development and supply of custom-made chemical formulations, in collaboration with the Client, for production enhancement and plant performance optimization applications. The program allowed an improvement in process efficiency and a significant reduction in operating costs.

Supply of 15K PSI Well Control Equipment

Sector: Workover
Country: Turkmenistan

Supply of 15K PSI Well Control Equipment for a client operating in Turkmenistan. The equipment was prepared, tested, and certified in accordance with the operator’s technical requirements for use in a field characterized by complex operating conditions. The technical support provided during alignment and scope definition meetings was crucial for the correct configuration of the solutions.

Coflex Hose for Well Testing activities

Sector: Workover
Country: Turkey

Supply of Coflex Hose for a well testing project in Turkey. Technical specifications were defined in close coordination with the Client to ensure full compliance with the operator’s operational standards and QA/QC procedures. The added value of the intervention was direct field support, with operational verification and technical alignment during installation activities.

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we will verify feasibility and required documentation.