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secondary recovery

American  

noun

  1. extraction of oil or natural gas under artificially induced pressure after the natural flow has ceased.


Etymology

Origin of secondary recovery

First recorded in 1935–40

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

In response, oilmen have sped the pumping of existing wells to their Maximum Efficient Rates* and made greater use of expensive secondary recovery methods, such as injecting water at high pressure into a well.

From Time Magazine Archive