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Publikováno v:
Day 2 Tue, March 14, 2023.
Viscoelastic surfactant (VES) is widely known to be a clean fluid for fracturing and gravel pack application. However, its low thermal stability had made the VES inefficient for high-temperature application. VES viscosity dramatically declines when t
Publikováno v:
All Days.
The criteria for success of any primary cementing job is achieving permanent zonal isolation. Incomplete mud removal will affect the zonal isolation in several different ways and may lead to the development of a communication channel in the annulus a