Filtration media in the form of a membrane or multi-layer fabric for use in filtering gases and/or liquids

'and/or':19 'fabric':13 'filter':17 'filtrat':1 'form':5 'gase':18 'layer':12 'liquid':20 'media':2 'membran':8 'multi':11 'multi-lay':10 'use':15

Plastic in the form of porous polytetrafluoroethylene (PTFE) membrane sheets for use in manufacturing filters and filter elements

'element':18 'filter':15,17 'form':4 'manufactur':14 'membran':9 'plastic':1 'polytetrafluoroethylen':7 'porous':6 'ptfe':8 'sheet':10 'use':12

TETRATEX

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