TERMIUM Plus®

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

NATURAL BITUMEN [1 record]

Filter results by subject field Alphabetical list of terms

Filter results by subject field

Alphabetical list of terms

Record 1 2001-03-15

English

Subject field(s)
  • Bitumen and Bituminous Shales
  • Petroleum Asphalts
  • Road Construction Materials
DEF

Liquid or semiliquid asphalt in exsudations or seepages including surface flows and lakes.

CONT

Natural asphalt ..., which is believed to be formed during an early stage in the breakdown of organic marine deposits into petroleum, commonly contains minerals, while residual petroleum asphalt does not.

CONT

Some of the best known deposits of natural asphalt are found in Trinidad, in an asphalt lake, and in Kentucky, Utah, Colorado, and California, where they include various forms.

CONT

The discovery and refining of asphaltic crude petroleum ended the feverish hunt for natural asphalt.

OBS

natural bitumen; natural asphalt: terms standardized by ISO.

French

Domaine(s)
  • Exploitation des schistes bitumineux
  • Bitumes
  • Matériaux de constr. (Voies de circulation)
DEF

Bitume assez dur qui est pratiquement solide à 25 °C, que l'on trouve dans les dépôts naturels, souvent mélangé à de la matière minérale fine ou très fine. [Définition normalisée par l'ISO.]

DEF

Mélange naturel composé de bitume et de matières minérales inertes. [Définition uniformisée par le Groupe de travail de terminologie du génie.]

CONT

Les bitumes se divisent en bitumes naturels (imprégnant des roches, des sables, des charbons ou présents à la surface terrestre sous forme d'affleurements, de veines ou de couches de dimensions variables), et en bitumes de pétrole [...]

OBS

asphalte naturel : terme uniformisé par le Groupe de travail de terminologie du génie.

OBS

bitume naturel : Cette expression ne doit pas être appliquée aux résidus de la distillation des huiles asphaltiques.

OBS

bitume naturel : terme normalisé par l'ISO.

Spanish

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