| slovo | definícia |
filter bed
(encz) | filter bed,filtrační náplň [eko.] RNDr. Pavel Piskač |
Filter bed
(gcide) | Filter \Fil"ter\, n. [F. filtre, the same word as feutre felt,
LL. filtrum, feltrum, felt, fulled wool, this being used for
straining liquors. See Feuter.]
Any porous substance, as cloth, paper, sand, or charcoal,
through which water or other liquid may passed to cleanse it
from the solid or impure matter held in suspension; a chamber
or device containing such substance; a strainer; also, a
similar device for purifying air.
[1913 Webster]
Filter bed, a pond, the bottom of which is a filter
composed of sand gravel.
Filter gallery, an underground gallery or tunnel, alongside
of a stream, to collect the water that filters through the
intervening sand and gravel; -- called also {infiltration
gallery}.
[1913 Webster] |
filter bed
(wn) | filter bed
n 1: filter consisting of a layer of sand or gravel for
filtering water |
| | podobné slovo | definícia |
filter bed
(encz) | filter bed,filtrační náplň [eko.] RNDr. Pavel Piskač |
filter bed
(wn) | filter bed
n 1: filter consisting of a layer of sand or gravel for
filtering water |
|