Drilling Fluid Additives
Mud additives for water-based and oil-based drilling fluid systems
Viscosifiers
Drilling Fluid AdditivesBuild viscosity, gel strength and hole-cleaning capacity in drilling fluids.
- Types
- Bentonite (API 13A), xanthan gum (XC polymer), PAC-R, organophilic clay
- Systems
- Water-based & oil-based muds
- Hole cleaning
- Cuttings suspension
- Drilling
Filtration Control & Fluid Loss Reducers
Drilling Fluid AdditivesReduce fluid loss to the formation and build a thin, low-permeability filter cake.
- Types
- PAC-LV, modified starch, CMC, gilsonite / asphaltic additives, synthetic polymers
- Systems
- WBM & OBM
- Filter-cake control
- Wellbore stability
Weighting Materials
Drilling Fluid AdditivesIncrease mud density to control formation pressure.
- Types
- Barite (API grade), calcium carbonate (various grinds), hematite
- Packing
- Bags, jumbo bags or bulk
- Pressure control
- Well control
- Completion fluids
Drilling Lubricants
Drilling Fluid AdditivesReduce torque, drag and differential sticking.
- Types
- Liquid ester-based lubricants, EP lubricants, graphite, solid beads
- Systems
- WBM & OBM compatible grades
- Directional drilling
- Torque & drag reduction
Shale & Corrosion Inhibitors
Drilling Fluid AdditivesControl shale hydration and protect drill string and casing from corrosion.
- Shale inhibitors
- KCl, glycols, polyamines, PHPA
- Corrosion control
- Corrosion inhibitors, oxygen & H₂S scavengers
- Reactive shales
- Drill-string protection
Cementing Chemicals
Additives and slurry systems for oil and gas well cementing
Cement Accelerators
Cementing ChemicalsShorten thickening time and speed up compressive-strength development.
- Types
- Calcium chloride, sodium silicate, liquid accelerators
- Use
- Shallow, low-temperature and surface casing jobs
- Surface casing
- Low-temperature wells
Cement Retarders
Cementing ChemicalsExtend thickening time for safe placement in deep and high-temperature wells.
- Types
- Lignosulfonate, synthetic & high-temperature retarders
- Range
- Low to high BHCT applications
- Deep wells
- HPHT cementing
Cement Fluid Loss Additives
Cementing ChemicalsControl filtrate loss from cement slurries across permeable zones.
- Types
- Polymer-based and latex fluid loss additives
- Use
- Primary cementing, squeeze & liner jobs
- Primary cementing
- Squeeze jobs
Cement Slurry Systems
Cementing ChemicalsComplete slurry components for engineered cementing programmes.
- Components
- Oil-well cement (API 10A Class G / H), extenders, dispersants, defoamers, spacers
- Systems
- Lightweight, standard & heavyweight slurries
- Well construction
- Zonal isolation
Stimulation Chemicals
Chemicals for acidizing, fracturing, well stimulation and EOR
Acid Systems
Stimulation ChemicalsAcid blends for matrix acidizing and acid fracturing of carbonate and sandstone formations.
- Types
- HCl (15% / 28%), HCl-HF (mud acid), organic acids, gelled / emulsified acids
- Additives
- Iron control, non-emulsifiers, diverters
- Matrix acidizing
- Acid fracturing
- Scale removal
Scale Inhibitors
Stimulation ChemicalsPrevent carbonate, sulfate and other mineral scale deposition.
- Types
- Phosphonate, polymer & blended inhibitors
- Application
- Squeeze treatments & continuous injection
- Production wells
- Water injection
- Pipelines
Corrosion Inhibitors
Stimulation ChemicalsProtect tubulars and equipment during acid treatments and production.
- Types
- Acid corrosion inhibitors, film-forming & production inhibitors
- Range
- Low to high-temperature grades
- Acidizing
- Production
- Pipelines
Fracturing Fluid Components
Stimulation ChemicalsComponents for water-based fracturing fluids and enhanced oil recovery.
- Types
- Guar & derivative gelling agents, crosslinkers, breakers, friction reducers, surfactants, clay stabilizers
- Use
- Hydraulic fracturing & EOR
- Hydraulic fracturing
- EOR