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TUNGSTEN CARBIDE INSERT [1 record]

Record 1 2000-06-14

English

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

In mining, a slug composed of tungsten-carbide alloy shaped and mounted in the bit face so that the slug acts as the cutting edge of the bit.

CONT

For very hard rock drilling, bits with chisel-shaped tungsten carbide inserts have been used. These crush the formation as the bit rotates.

CONT

Roller-cone bit. ... The surface of each cone is made up of rows of steel or tungsten carbide teeth or rows of tungsten carbide inserts.

French

Domaine(s)
  • Outillage (Extraction du pétrole et du gaz)
  • Outillage et équipement (Exploitation minière)
CONT

Des progrès considérables ont été obtenus dans la foration grâce à l'augmentation de la résistance mécanique des taillants, les parties les plus sollicitées en contact avec la roche étant maintenant des pastilles ou des insertions en carbure de tungstène ou carbure de cobalt fixées par brasure au cuivre ou à l'argent.

Spanish

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