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GEOGROUP: SONIC DRILLING SERVICE PROVIDER
Over the years, sonic drilling has connued to evolve, with improvements in vibraon frequency, power output, and drill bit design. Today, sonic drilling is a widely used technique for a range of drilling applicaons, from mineral exploraon and geotechnical surveys to environmental monitoring and geothermal energy producon Its advantages over convenonal drilling methods include faster drilling rates, reduced waste material, and beercorerecoveryrates.
Sonic drilling is parcularly effecve in soer materials such as clay and sand, which can be difficult to drill using tradional rotary core drilling methods. The sonic drill head allows the soil sample to enter the single tube core barrel by liquefying the ground on the sidewall ofthesampleenteringthecorebarrel,without disturbing the sample, thus providing very good core recoveries in the soer more friable ground in which is tradionally more difficult toprovidegoodcoresamples. Sample
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