TERMIUM Plus®

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

PREFILTER [4 records]

Record 1 2012-01-05

English

Subject field(s)
  • Equipment (Chemistry)
DEF

Coarse filter that is used to capture sediment and particles of >5 microns.

CONT

A prefilter is typically placed before fine filtration to extend the life of the fine filters.

French

Domaine(s)
  • Équipement (Chimie)

Spanish

Campo(s) temático(s)
  • Equipo (Química)
DEF

Filtro [...] que se emplea para excluir partículas grandes de un fluido o gas, antes de hacerlo pasar a través de un filtro mucho más selectivo.

Save record 1

Record 2 2002-05-16

English

Subject field(s)
  • Vulcanology and Seismology
PHR

Seismic prefilter.

French

Domaine(s)
  • Volcanologie et sismologie
CONT

[En sismologie, les] «pré-filtres» [...] [sont] des filtres intercalés avant le tableau d'entrée du laboratoire.

Key term(s)
  • préfiltre

Spanish

Save record 2

Record 3 1992-01-31

English

Subject field(s)
  • Heating
DEF

[a] part of domestic air filtration system designed to eliminate the larger impurities.

CONT

In the first stage, a fan draws air through a prefilter.

French

Domaine(s)
  • Chauffage

Spanish

Save record 3

Record 4 1981-01-26

English

Subject field(s)
  • Pools
  • Water Treatment (Water Supply)
CONT

The pre-filter is installed immediately upstream of the pumps, and its purpose is to protect the pumps against fibrous substances (hair and textile fibres). The filter consists of a basket with a simple screen that can readily be inspected and cleaned.

Key term(s)
  • prefilter

French

Domaine(s)
  • Piscines
  • Traitement des eaux
CONT

Le préfiltre est monté immédiatement à l'amont des pompes qu'il a pour objet de protéger contre la présence de substances fibreuses (cheveux et débris de tissus). Il comporte un panier, simple tamis, rapidement visitable et nettoyable.

Key term(s)
  • pré-filtre

Spanish

Save record 4

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