Foam resin sealant for zonal isolation and methods for making and using same

Foamable epoxy-based zonal isolation sealing compositions include epoxy resin and a blowing agent and methods for isolating zones in borehole of oil and gas wells using the compositions, where the foam nature of the cured seals provide sufficient compressibility and resiliency to be used with expand...

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Bibliographische Detailangaben
Hauptverfasser: ZAMORA FRANK, KAKADJIAN SARKIS R, GARZA TINA
Format: Patent
Sprache:eng
Schlagworte:
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Beschreibung
Zusammenfassung:Foamable epoxy-based zonal isolation sealing compositions include epoxy resin and a blowing agent and methods for isolating zones in borehole of oil and gas wells using the compositions, where the foam nature of the cured seals provide sufficient compressibility and resiliency to be used with expandable tubing without substantial loss in sealant integrity and in squeeze operations.