Definition of appraisal drilling in English:

appraisal drilling

Syllabification: ap·prais·al drill·ing

noun

Drilling undertaken to establish the quality, quantity, and other characteristics of oil or gas in a newly discovered field.
More example sentences
  • To enable the company to address these simultaneously, additional gas reserves would need to be proven in the Kudu gas field through seismic and appraisal drilling.
  • The semi-submersible drilling rig the ‘Ocean Whittington’ has arrived in the Kudu Licence Area off the southern coast of Namibia, to commence appraisal drilling in the Kudu gas field.
  • The company will now acquire three-dimensional seismic data from the area and conduct appraisal drilling to obtain more details needed to formulate the field's development plan.

Definition of appraisal drilling in:

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Pronunciation: ˈsēˌtōs
adjective
bearing bristles or setae; bristly