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  • Successful Perforations shutoff with Saltel Patch in Ecuador

Successful Perforations shutoff with Saltel Patch in Ecuador

Three Expandable Steel Patches set in the same well to shut off perforations, leaving large ID and strong collapse pressure ratings

3 Saltel Patches 7in were successfully installed to shut off producing perforations. This operation allowed converting the well from oil producer into re-injector well.

The client expectationsSaltelPatchInEcuador 1

The Patch had to meet 2 important requirements agreed with the client:
■ Maximum differential service pressure rating
■ Maximum Internal Diameter
Once installed, Saltel Patch successfully met these downhole requirements.

 

 

 

 

 

 

 

SaltelPatchInEcuador 2The solution

■ This job was the first in Ecuador
■ The job was completed in 110 hours without issue
■ The Patches were run through a 9-5/8 - 7in liner hanger, without issue
■ Setting depth: 9,600 ft [2,926m]
■ Setting temperature: 225°F [107°C]

The result

The patches were successfully installed, and the job was a success. Saltel Industries run 3 different patches with different lengths (8, 9, then 6meters-long patches) in the same well.

 

 

 

 


 

Saltel Expandable Steel Patch features:

■ Patch through Patch
■ Small run-in diameter
■ Simple setting process
■ Minimum reduction in ID, Large through passage
■ Simple top-down setting process: if difficulties occur the tools can always be easily retrieved, redressed, & the job completed
■ Fast feasibility study, job evaluation & proposal
■ Short lead times, a skilled operations team available worldwide
■ Proven technology (Over 600 patches set worldwide)
■ 97 % success ratio
■ Adapts to casing ID, even if out of round, corroded or deformed
■ Fits both to vertical and horizontal sections

 

3 Expandable Steel Patches set in the same well to shut off perforations, leaving large ID and strong collapse pressure ratings