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METAL HALIDE [3 records]

Filter results by subject field Alphabetical list of terms

Filter results by subject field

Alphabetical list of terms

Record 1 2013-08-30

English

Subject field(s)
  • Lighting
CONT

In a fiber optic lighting system there are a number of components. The illuminator is the active component, containing either a halogen incandescent or a metal halide light source, a power supply, and some way of collecting the light into a focused beam.

French

Domaine(s)
  • Éclairage
CONT

Un système d’éclairage par fibre optique contient plusieurs composantes. Le bloc d’éclairage est la composante active; il contient une source de lumière soit [à incandescence] à halogène, soit aux halogénures, une alimentation électrique et undispositif de convergence de la lumière en un faisceau focalisé.

Spanish

Save record 1

Record 2 2008-11-06

English

Subject field(s)
  • Geochemistry
  • Processing of Mineral Products
  • Mineral Processing (Metallurgy)
CONT

A process for recovering a precious metal from a sulfidic material comprises the steps of preparing an acidic aqueous halide solution having an oxidation potential sufficient to oxidise the sulfidic material and render the precious metal soluble in the solution, adding the material to the acidic aqueous halide solution so that the sulfidic material is oxidised and the precious metal is solubilised and separating the precious metal from the oxidised sulfidic material.

OBS

sulphide-bearing: term used at Natural Resources Canada - Earth Sciences Sector.

French

Domaine(s)
  • Géochimie
  • Préparation des produits miniers
  • Minéralurgie (Métallurgie)
CONT

Un procédé, qui permet de récupérer du zinc et du fer à partir d'un matériau sulfuré contenant du zinc et du fer ainsi que du plomb et de l'argent, consiste à lessiver ce matériau sulfuré, dans des conditions oxydantes, sous pression, à contre-courant et en deux étapes, pour produire une solution contenant du zinc dont on peut récupérer le zinc par des moyens classiques tels que l'extraction électrolytique.

OBS

sulfuré : terme en usage à Ressources naturelles Canada - Secteur des sciences de la Terre.

Spanish

Save record 2

Record 3 1998-06-09

English

Subject field(s)
  • Lamps
  • Electrical Engineering
DEF

A discharge lamp in which metal halide salts are added to the contents of a discharge tube in which there is a high-pressure arc in mercury vapor; the added metals generate different wavelengths, to give substantially white light at an efficiency approximating that of high-pressure sodium lamps.

French

Domaine(s)
  • Lampes
  • Électrotechnique
DEF

Lampe à décharge à haute intensité dont le tube à arc contient, outre du mercure, un sel obtenu en combinant un halogène avec un métal.

Spanish

Save record 3

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