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US 2014/0196421 A1Published application
Urea filter material
AssigneesCarl Freudenberg KG, Mahle International GmbH
InventorsStefan Jauss, Sven Siegle, Anette Arnold, Thomas Kuehlwein, Holger Leubner
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Abstract
A urea filter material may have a base layer, a cover layer and a filter layer arranged between the base layer and the cover layer, wherein all of the layers are formed from polypropylene non-woven fabric.
Claims20
A urea filter material for a urea filter, comprising:
- a base layer, a cover layer and a filter layer arranged between the base layer and the cover layer, wherein all of the layers are formed from polypropylene non-woven fabric.
A urea filter element comprising:
- a urea filter material having a base layer, a cover layer and a filter layer arranged between the base layer and the cover layer, wherein all of the layers are formed from polypropylene non-woven fabric.
Dependencies are inferred from the claim text.