TERMIUM Plus^®

Fiche 1,  Justifications,  Anglais

Record number: 1, Textual support number: 1 DEF

A wire rope used to support the drill tools.  5, fiche 1, Anglais, - drilling%20line

Record number: 1, Textual support number: 1 CONT

The rig includes a square open tower or derrick ... At the top of the derrick there is a crown block containing pulley wheels over which are run three steel cables: the casing line ..., the sand line ..., and the drilling line for raising and lowering the drilling tools.  6, fiche 1, Anglais, - drilling%20line

Record number: 1, Textual support number: 2 CONT

The drilling line is raised and dropped by a walking-beam mechanism driven by a steam, gasoline, or diesel engine.  6, fiche 1, Anglais, - drilling%20line

Record number: 1, Textual support number: 3 CONT

The cable drilling bit is made of a heavy bar of steel or iron 4 to 11 feet ... long, shaped to a blunt edge on one end. The other end has a tapered tool joint for attachment to the drilling cable.  6, fiche 1, Anglais, - drilling%20line

Record number: 1, Textual support number: 4 CONT

The percussion bit is alternately lifted and dropped while suspended at the end of the drilling cable.  5, fiche 1, Anglais, - drilling%20line

Fiche 1,  Justifications,  Français

Fiche 1,  Justifications,  Espagnol