Shale Inhibitors | SLB
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Shale Inhibitors

Control reactive shales while drilling with water-based fluids

rock texture
rock texture

Our portfolio of specially engineered additives is designed to inhibit reactive shales in water-based drilling fluids and systems.

In addition to the shale inhibitors below, we offer POLY-PLUS liquid clay inhibitor, POLY-PLUS RD readily dispersible liquid clay inhibitor, and BLACK FURY readily dispersible liquid asphaltite suspension.

Shale Inhibitors Offerings

POLY-PLUS RD
Readily dispersible liquid clay inhibitor
Eliminate the formation of fish eyes by improving dispersion.
HydraHib
Shale inhibitor
Intercalates and reduces the space between clay platelets so that water molecules will not penetrate and cause swelling
ULTRACAP
Encapsulating shale inhibitor
Limit dilution rates and low-gravity solids loading by preventing clay solids from dispersing into the mud system.
POLY-PLUS 2000
Liquid clay inhibitor
Encapsulate drill solids and stabilize clay formations.
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Product Sheet Horizontal Directional Drilling

Product usage guidelines for M-I SWACO HDD technologies.

Tech Report POROSEAL Plus Sealant Guards Against Wellbore Instability Issues in Exposed Heterogeneous Formation

While drilling an interbedded formation consisting of sandstone, siltstone, and coal, an operator experienced tight hole, excessive backreaming, and increased circulation time during tripping that caused formation instability.

Product Sheet ASPHASOL SUPREME Sulfonated Asphalt Shale Inhibitor

A partially water-soluble, water-dispersable sulfonated asphalt.

Product Sheet KLA-GARD Shale Stabilizer and Inhibitor System

Reduces swelling of sensitive shales and drill cuttings exposed to water-based drilling fluids.

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