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Document |
Document Title |
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5108474 |
Smoke filter
A smoke filter which is useful in containing smoke produced during electrosurgery or laser surgery procedures which has a prefilter layer to contain most of the smoke produced in these surgical...
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5102711 |
Breathable layered materials
A flexible, breathable, non-linting, composite is provided. The laminate comprises a middle layer of a padding and a top and bottom layer comprising a sheet of porous water impermeable,...
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5096760 |
Covered soft foam article
A soft foam article (20) and a method for making the article are disclosed as including a permeable cover (24) of a cloth type sheet construction having an interior (26) and an exterior (28) as...
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5096473 |
Filtration fabric laminates
A filter composite is made of a porous polytetrafluoroethylene (PTFE) and a fabric. The PTFE and fabric are bonded by an adhesive. The adhesive is prevented from penetrating the fabric by employing...
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5080702 |
Disposable two-ply filter
A disposable two-ply vacuum cleaner bag comprises a highly air permeable inner filter ply of randomly intertangled, discontinuous microfibers of synthetic material and a conventional outer ply of...
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5019140 |
Irradiated expanded polytetrafluoroethylene composites, and devices using them, and processes for making them
Radiation resistant composites made of adjacent layers of a microporous hydrophobic polytetrafluoroethylene layer and one or more supporting layers made of woven metal material or woven synthetic...
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4983434 |
Filter laminates
An expanded porous polytetrafluoroethylene (PTFE) membrane is employed in laminar conjunction with an polytetrafluoroethylene felt; in which the felt is reinforced with a woven scrim.
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EP0391660A2 |
Filter laminates.
An expanded porous polytetrafluoroethylene (PTFE) membrane (11) is employed in laminar conjunction with a polytetrafluoroethylene felt (13); in which the felt (13) is reinforced with a woven scrim...
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