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secondary recovery

noun
1.
extraction of oil or natural gas under artificially induced pressure after the natural flow has ceased.
Compare waterflood.
Origin
1935-1940
1935-40
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for secondary recovery
  • There are two types of units: exploratory and secondary recovery.
  • As reservoir pressure declines with oil production rates, additional oil can be recovered using secondary recovery techniques.
  • Some mine operators use dry recovery methods for primary ore extraction and then wet mining methods for secondary recovery.
  • secondary recovery is then used to increase the amount of oil produced from the well.
  • Wolves are released into the primary recovery zone and are allowed to disperse into the secondary recovery zone.
  • The secondary recovery step is more efficient than commercial units and gives higher recoveries.

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Word Value for secondary

15
16
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