Products

Sanjel Energy Services has a diverse and comprehensive line of products to deliver higher Environmental, Social and Governance (ESG) standards, as well as the desired well integrity for any type of cementing application in the WCSB. With a team of skilled experts and a full suite of both standard and specialized slurries, we deliver the solutions for your situation and budget.

Using sophisticated laboratory equipment, all our blends are tested under downhole conditions to ensure optimal performance. With the proven success of our innovative and solutions focused products, Sanjel Energy Services' aims to always exceed your expectations.

Sanjel Energy’s ECObase cement blends reduce the carbon footprint and Greenhouse Warming Potential (GWP) per tonne of cement by more than 25 percent compared to Class C and Class G cements. ECObase cements support the industry’s commitment to reduced carbon emissions, contributing to both our clients’ and Sanjel Energy’s ESG goals. These cements preserve the desired mechanical properties and proven performance of Sanjel Energy’s cement blends and are an ideal choice for a multitude of subterranean applications across the Western Canadian Sedimentary Basin and beyond. 

Sanjel Energy’s cement blends are grouped by common technology or common well applications to provide the best solution for any challenge.

  • ECObase / Neat Cements

    Sanjel Energy utilizes several types of base cements to provide the best performance possible while maintaining quality and consistency.

    API Class C and Class G

    Industry standard API grade cements

    ECObase 

    Low carbon cement base manufactured from intergrinding traditional clinker with supplementary cementing materials to create a product with improved physical and chemical properties, high sulphate resistance all with a lower greenhouse gas impact to the environment.

  • Pozzolan Cements

    Mixtures of flyash and cement have been very standard but are currently being optimized to provide unique benefits in today’s horizontal wellbores.

  • Thermal Cements

    Thermally stable cement blends for use in high temperature wells. These may be deep unconventional shale wells or shallow oil sands wells utilizing steam injection for oil production. Mixes may also contain performance attributes of other families such as flexible or expansive.

    Sanjel Energy has three distinct families of Thermal Cements: Thermal 40, ECOproteus, & THERMAmix. 

    Applications

    • Segments of any well which will experience temperatures over 115°C (240°F) at any point in the life of the well
    • Thermal Cements can be thermally stimulated up to a well temperature of 360°C (680°F)
    • Areas in which regulations state a thermal cement must be used

    Features

    • Contains silica flour, typically either a 200 or 325 mesh grade
    • Concentration of silica flour may vary from 35-45% depending on the purity of the silica and the well application
    • SLW blends contain hollow beads to reduce density while maintaining strength and well integrity
    • EXP and PRO blends are thixotropic meaning they will quickly gel up upon becoming static in the well to prevent losses to the formation and resist formation fluid or gas invasion
    • ECOproteus blends utilize a low carbon cement base 

    Benefits

    • Eliminates strength retrogression at high temperatures
    • Maintains low permeability throughout well life
    • Thixotropic blends reduce lost circulation and gas migration
    • EXP and PRO blends contain expansion agents to improve bonds in the annulus
    • ECOproteus blends have a lower greenhouse gas impact than traditional cements
  • SURFACEmix

    Blends designed to ensure well integrity over surface formations and groundwater sources. We have a variety of density and economic choices for downhole performance and to reduce the time the drilling rig is waiting on the cement.

    Applications

    • Wellbores that cannot withstand the hydrostatic pressure of conventional high density surface cements
    • Wells where a shorter wait on cement time is desired
    • Wells where shallow fluids or gas present a risk to the surface wellbore integrity

    Features

    • Lower density than typical surface cements
    • Variable density blends to produce affect wait on cement time, cost, or hydrostatic pressure
    • Compatible with fluid loss and free water additives for enhanced performance

    Benefits

    • Improved well integrity
    • Critical intervals less than 30 minutes even at low temperatures
    • Lower density slurry options
    • Wait on cement time is comparable or shorter to conventional Class G cements Higher yields compared to traditional surface cements helps to reduce cost
  • ECOlite

    Lightweight cements utilizing specialized chemistry and low-density cementing materials that are utilized to lower the hydrostatic pressure in wells with long cement columns or weak formations at any temperature.

    Applications

    • Typically intermediate or production casing covering potential lost circulation zones
    • Wellbores suited to economic fill cements
    • Wells where a stage tool could compromise wellbore integrity

    Features

    • ECOlite blends are created using a low carbon cement base
    • No hollow spheres or bubbles that are susceptible to crushing under pressure
    • Variable densities to ensure lead cement correctly fits in recommended density hierarchy
    • Different cement bases to achieve desired compressive strength
    • Ability to pair with a number of lost circulation materials to avoid lost circulation

    Benefits

    • Lowers the hydrostatic pressure in the wellbore
    • Eliminates the need for stage tools, saving time and cost
    • Higher yield reduces cementing costs
    • Meets or exceeds regulatory requirements
    • Safer and simpler operation compared to foam cementing operation
    • Lower greenhouse gas impact than traditional cements
  • ECOsuperlitemix / SUPERLITEmix

    Ultra-lightweight cements that contain glass or ceramic beads to reduce density to that near or below water while still ensuring well integrity.

    ECOsuperlite blends utilize a lower carbon base cement where applicable to get good performance at downhole temperatures and densities

    Applications

    • Production and intermediate casing strings across weak formations
    • Used when hydrostatic pressures must be kept to a minimum
    • Higher compressive strength than typical low density blends using extenders
    • Simplified alternative to foam cementing

    Features

    • Bubbles or ceramic spheres have various pressure ratings depending on expected wellbore pressure
    • High solids content leads to low permeability, good compressive and tensile strength development
    • Fluid loss and free water additives can be incorporated as needed
    • ECOlite blends are created using a low carbon cement base

    Benefits

    • Able to place longer columns of cement, eliminating the need for stage tools
    • Designed to meet or exceed applicable regulatory requirements
    • Good mechanical properties provide integrity before, during and after well completion stresses
    • Safer and simpler operation compared to energized foam cementing
    • ECOsuperlite blends have a lower greenhouse gas impact than traditional cements
  • Production Cements

    Sanjel Energy has three distinct families of production cements: PRODUCTIONmix, ECOprime, and ECObond.

    High performance blends created with the total well life in mind addressing both the short and long-term risks to the cement sheath. Contains customized additives to protect and isolate the producing zones in the well.

    PRODUCTIOmix mix cements are generally more specific and have a specialized purpose while ECOprime and ECObond can be optimized to several densities and additive combinations for a wide range of applications.

    Applications

    • Tail cements on intermediate and production casings
    • Regions with a history of gas migration
    • Casings that experience multistage fracturing treatments

    Features

    • Protection from gas migration though optimizing solids volume fraction, critical interval and controlling slurry fluid properties
    • Contain a mixture of cementing products to improve the mechanical properties to withstand wellbore stresses
    • Lightweight (LW) options utilize performance cementing products to create high solid volume fraction slurries
    • ECObond and ECOprime are created with a lower carbon base cement

    Benefits

    • Slurry properties such as fluid loss, free water and static gel strength are enhanced to control gas migration
    • Low density options for weak or under-pressured zones
    • PRODUCTIONmix blends have the option to contain expansion additives to ensure a superior bond in the producing zone
    • ECO blends have a lower greenhouse gas impact than traditional cements
  • EXPANDOmix

    Cement blends that exhibit post set expansion. After this cement has set, it will continue to react over a number of days and weeks to expand in the wellbore to improve the overall zonal isolation. Blends are available for any temperature or application.

    Applications

    • Wells with potential for gas migration or surface casing vent flows
    • Acid gas injection wells
    • Shallow wells prone to lost circulation
    • Remedial situations with high formation feed rates

    Features

    • All blends contain set expansion technology relevant to their intended applications and temperature ranges
    • Low permeability to resist gas migration and acid gas corrosion

    Benefits

    • Expands after setting to improve isolation between formations
    • Short critical interval limits the chance of gas migration
    • Thixotropic at low temperatures to reduce lost circulation
  • REMEDIALmix

    Microfine and Thixotropic cement designs to successfully repair or abandon wells regardless of feed rates or temperatures.

    Applications

    • Cements which are ideal for surface casing vent flow and gas migration repairs
    • Casing corrosion, leaking casing collars, or any similar problem
    • Low feed rates

    Features

    • Particle size: 90% of the cement particles are smaller than 15 microns
    • Low viscosity (approximately 35 cP)
    • Density can be changed to manipulate slurry properties for specific applications

    Benefits

    • Controlled particle size distribution that aids in controlling viscosity and flow properties, enabling the slurry to penetrate into very small channels in the formation
    • Low permeability cement prevents gas from migrating through
    • Build compressive strength quickly to prevent channeling to occur in transition phase
  • ECOgrout

    ECOgrout cements are a variation of slurries created for cementing work outside of typical wells where slurry properties often have unique requirements.  ECOgrouts are made with low carbon base cement to reduce greenhouse gas impacts compared to traditional cement.

    Applications

    • Pipeline crossings and abandonments
    • Mine cavern remediation and abandonment
    • Soil stabilization

    Features

    • Variable densities to control ultimate compressive strength
    • Engineered products to reduce total cement ratio in the slurry to reduce strength and cost on large pours
    • Pozzolan components to improve set cement properties
    • Non-Chloride accelerators

    Benefits

    • Noncorrosive mixture
    • Lower carbon cement blend
    • Low permeability due to engineered base cement
    • Cost effective 
       
  • Primary Blend Suffixes

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    Preflush & Spacer Technology

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