Filter cartridge made of an accordion fold pack folded in a zigzag-shaped manner and method for its manufacture
The present invention relates to the improvement of filter cartridges made of an accordion fold pack folded in a zigzag-shaped manner that are made of a thermoplastically moldable and heat-sealable material. In filter cartridges of this type, the folds are held at an adjusted, defined distance relat...
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| Format: | Patent |
| Sprache: | eng |
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