TERMIUM Plus®

The Government of Canada’s terminology and linguistic data bank.

fish tail [1 record]

Record 1 2001-06-06

English

Subject field(s)
  • Mining Equipment and Tools
  • Boring and Drilling (Mines)
  • Equipment (Oil and Natural Gas Extraction)
DEF

A rotary bit used to drill soft formations. The blade is flattened and divided, the divided ends curving away from the direction of rotation. It resembles a fishtail.

DEF

A bit usually employed in the rotary system of drilling. It is used for drilling in soft strata, such as sand and clay.

OBS

Fish-tail bit is generally used for drilling through overburden or soft formations free of boulders.

OBS

Although obsolete, some fishtail bits are still used.

OBS

This bit was first used when the rotary system of drilling was developed about 1900 and is still useful in drilling soft formations in which there is adequate fluid flow.

French

Domaine(s)
  • Outillage et équipement (Exploitation minière)
  • Sondage et forage miniers
  • Outillage (Extraction du pétrole et du gaz)
DEF

Trépan en forme de queue de poisson.

CONT

Le plus connu et le plus simple est le trépan à deux lames ou fish-tail [...]. Comme son nom l'indique, il affecte la forme d'une queue de poisson.

Spanish

Save record 1

Copyright notice for the TERMIUM Plus® data bank

© Public Services and Procurement Canada, 2024
TERMIUM Plus®, the Government of Canada's terminology and linguistic data bank
A product of the Translation Bureau

Features

Language Portal of Canada

Access a collection of Canadian resources on all aspects of English and French, including quizzes.

Writing tools

The Language Portal’s writing tools have a new look! Easy to consult, they give you access to a wealth of information that will help you write better in English and French.

Glossaries and vocabularies

Access Translation Bureau glossaries and vocabularies.

Date Modified: