When an Oil Well Is First Drilled, What Is the Primary

question 23

Multiple Choice

When an oil well is first drilled, what is the primary recovery method?

• A) natural pressure
• B) pumpjack
• C) water injection
• D) steam injection
• E) CO₂ injection

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Definitions:

Preventive Maintenance

Regular and systematic inspection, cleaning, and replacement of worn parts, materials, and systems to prevent sudden failure and downtime.

Breakdown Maintenance

Maintenance work performed after a machine or system fails to restore it to operational condition.

MTBF Distribution

Mean Time Between Failures Distribution, a statistical representation of the expected time between failures for a system or component, crucial for reliability analysis.

Standard Deviation

A measure of the amount of variation or dispersion of a set of values, indicating how much the values deviate from the mean.