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Energy savings at the forefront of nonwoven filter technology development

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When the unexpected happens, are today’s filtration systems ready for the challenge?

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Perspectives & challenges in IAQ – takeaways from AHR Expo

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This is the first article in a three-part series considering the challenges PFAS (per or poly fluorinated alkyl substances) present to the environment and potential options for overcoming such challenges. In centuries past, chemistry was a dangerous profession. Carl Wilhelm Scheele (1742-1786) was dubbed “hard luck Scheele” by Isaac Asimov, because others often got credit …

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Oerlikon Nonwoven’s meltblown technology ensures particularly homogeneous nonwoven fabric properties and grammages, even for sensitive raw materials.

Expanded nonwoven product portfolio takes center stage With its Oerlikon Barmag, Oerlikon Neumag and Oerlikon Nonwoven brands, the Oerlikon Manmade Fibers segment is the world market leader for manmade fiber filament spinning systems, texturing machines, BCF systems, staple fiber systems, and solutions for the production of nonwovens. As a service provider, Oerlikon offers engineering solutions …

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HP Nanda, Global Vice President and General Manager, DuPont Water Solutions

For more than 70 years, DuPont Water Solutions has provided end-to-end water treatment solutions to customers across a range of geographies, markets and applications. As a worldwide leader in sustainable separation and purification technologies, DWS offers the most complete portfolio of technologies available, including ultrafiltration, nanofiltration, reverse osmosis, ion exchange, and electrodeionization technologies. As water …

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The main filter mechanisms of fiber material. (B) Filtration efficiency for particles with different diameters. (C) The main filtration effect based on particle size.

There are three primary property considerations of fibers for filtration performance — the choice of fibers, the process of producing the media and the final application.       When it comes to performance, the fundamental fiber properties are those that are designed to optimize volume, air permeability, and the pore size of the material.  …

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Jan-Eric Raschke, director of Mann+Hummel Public Air Solutions.

A successful air pollution reduction scheme instigated by filtration specialist Mann+Hummel in Germany is set to be replicated at “hot-spots” around the world. As the home of both Mercedes and Porsche, Stuttgart owes its status as Germany’s richest city to the automotive industry, but in January 2019, a first partial car ban was imposed, effectively …

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