Case History A California operator drilled a new well into a moderately deep zone, approximately 4,500 ft measured depth (MD)/3,800 ft true vertical depth (TVD). The ? rst electrical submersible pump (ESP) installation failed after 134 days due to scale plugging. The well was treated with acid and a new ESP was installed. This system failed after 170 days due to heavy scale. Baker Hughes designed a LIFTEQ ™ electrical submersible progre

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