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CHEMICAL ADDITIVE [1 record]

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Record 1 2004-08-04

English

Subject field(s)
  • Chemistry
CONT

In 1920, he [Dr. Karl A. Clark] received samples of the oil sands to study and, in the course of his work, developed a method of separating the oil from the sands using a chemical additive.

French

Domaine(s)
  • Chimie
CONT

En 1920, il [Karl A. Clark] reçut des échantillons de sables bitumineux à étudier et, à l'occasion de ce travail, il mit au point une méthode pour séparer le pétrole du sable à l'aide d'un additif chimique.

Spanish

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