TERMIUM Plus®

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Consult the Government of Canada’s terminology data bank.

TROU RAT [2 records]

Record 1 2004-09-07

English

Subject field(s)
  • Equipment (Oil and Natural Gas Extraction)
  • Oil Drilling
DEF

A hole in the rig floor 30-35 ft deep, lined with casing that projects above the floor, into which the kelly and swivel are placed when hoisting operations are in progress.

French

Domaine(s)
  • Outillage (Extraction du pétrole et du gaz)
  • Forage des puits de pétrole
DEF

Trou légèrement incliné, situé dans un angle du plancher d’une tour de forage, dans lequel est introduit un fourreau tubulaire dont l’extrémité supérieure se trouve à environ 1 m au-dessus du plancher.

OBS

Ce dispositif est destiné à recevoir la tige carrée surmontée de la tête d’injection pendant les opérations où elle n’intervient pas.

Spanish

Save record 1

Record 2 2000-05-10

English

Subject field(s)
  • Equipment (Oil and Natural Gas Extraction)
DEF

The addition of a length of drill pipe or tubing to the active string. The length to be added is placed in the rathole, made up to the kelly, pulled out of the rathole, and made up into the string.

OBS

Compare with "mousehole connection."

French

Domaine(s)
  • Outillage (Extraction du pétrole et du gaz)

Spanish

Save record 2

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