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ASPHALTE LAC [3 records]

Record 1 2006-09-29

English

Subject field(s)
  • Petroleum Asphalts
  • Road Construction Materials
CONT

There are still many natural sources of asphalt, such as rock asphalt which is obtained by mining, and lake asphalt, gained from surface deposits such as that in Trinidad.

CONT

Lake asphalt. The two most prominent pools of asphalt sufficiently large to be called lakes are located in South America. (To remove the asphalt a dam is built of slag and waste and the water is pumped out.)

French

Domaine(s)
  • Bitumes
  • Matériaux de constr. (Voies de circulation)
DEF

Mélange naturel de bitume asphaltique et de fine matière minérale que l'on trouve à Trinidad, aux Bermudes, etc.

Spanish

Save record 1

Record 2 2006-09-29

English

Subject field(s)
  • Petroleum Asphalts
  • Road Construction Materials
DEF

Asphalt from Pitch Lake, Trinidad.

OBS

It is richer than the land pitch in bituminous matter and is soluble in petroleum spirit.

OBS

Pitch Lake ... SW Trinidad island ... is believed to be formed and supplied by the seepage of natural pitch, a form of petroleum from the surrounding oil-rich region. The pitch, hard around the edges of the pool, becomes more viscous toward the center.

French

Domaine(s)
  • Bitumes
  • Matériaux de constr. (Voies de circulation)
OBS

On estime à 420 années les réserves d'asphalte du lac Pitch (La Brea, sur la côte sud-ouest de la Trinité [...]

OBS

Le lac Pitch [... est le plus grand réservoir d'asphalte dans le monde.

Spanish

Save record 2

Record 3 2001-03-15

English

Subject field(s)
  • Petroleum Deposits
  • Petroleum Asphalts
CONT

Many such asphalt deposits have been found. The famous asphalt lake at Trinidad and the gum beds on Black Creek ... are examples.

CONT

Pitch lake: The asphalt lake on the island of Trinidad.

French

Domaine(s)
  • Gisements pétrolifères
  • Bitumes
CONT

On les connaît dans trois types de gisements [d'asphalte]. Il y a des lacs d'asphalte comme le lac La Brea, dans l'Île de la Trinité.

OBS

Plusieurs lacs sont remplis d'asphalte ou d'un bitume qui lui ressemble [...]

Spanish

Save record 3

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