Sentence examples for underground formation from inspiring English sources

An experienced seismologist can then interpret the collected records to map the underground formation contours.

In these cases, the surface equipment must be offset and the well bore drilled at an angle that will intersect the underground formation at the desired place.

Identification of underground formation lithology from well log data is an important task in petroleum exploration and engineering.

There is significant geological uncertainty in the reservoir description due to the limited knowledge about the underground formation.

Mr. Blaymires said a single site could extract gas from an underground formation of four or five square miles, or 10 to 13 square kilometers.

The case concerned a method of hydraulic fracturing, which pumps liquid into the ground at high pressure to break open an underground formation so that more oil can be recovered, according to the law firm, Fulbright & Jaworski of Houston.

Pantin said he and his associates knew the underground formations were similar to those in Venezuela.

Hydraulic fracturing involves blasting water, sand and chemicals into underground formations to unlock the gas.

Fuel has also been discovered in three other underground formations nearby, also believed to feed the aquifer.

Vast amounts of water are needed to fracture underground formations and release natural gas (see "Can Fracking Be Cleaned Up?").

These methods can only indicate the presence or absence of underground formations that are favourable for petroleum accumulations.