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Oil Authority›Glossary›T›Tour Sheet

Tour Sheet — Oil & Gas Glossary

Drilling Operations

A legal document recorded each shift that includes employees' time and records different drilling information required by the oil company and regulatory bodies.

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Related Terms

Backlash

Unexpected reverse motion of the tongs, left on a pipe or collar, during the pipe spinning operation.

Catch Samples

The process of gathering drilled formation cuttings coming over the shale shakers from the wellbore for geological exami

Latch On

To attach elevators to the upper section of drillpipe to pull it out of or run into the hole.

Lay Down Pipe

To pull drill pipe from the hole and lay it down on the catwalk.

Wellbore

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T1

In a nuclear magnetic resonance measurement, the characteristic time for longitudinal relaxation. In rocks, longitudinal

T2

In nuclear magnetic resonance (NMR) logging, the characteristic time for transverse relaxation. In rocks, there are thre

TAME

A term describing the application of a cloud pointglycol or polyglycol as a shaleinhibitor. The purported mechanism is t

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