Air & Gas Filtration

Charged filter media provide mechanism for higher particle capture by maintaining lower flow restriction
Sreevalli Bokka is pursuing a Ph.D. degree in Chemical Engineering from The University of Akron under the supervision of Professor George G. Chase. Sreevalli received her undergraduate degree in Chemical Engineering from Jawaharlal Nehru Technological University in India with a research focus on microemulsions and polymers. Sreevalli started her graduate study researching charged filter membranes …

ProMark Associates launches ProGuard Mobile Air Purifier
ProMark Associates, Inc launched its ProGuard Mobile Air Purifier, an industrial-grade system to remove particles, VOCs, and pathogens. It can deliver six air changes per hour in a room of up to 1,500 square feet. The ProGuard Mobile Air Purifier uses a centrifugal fan to circulate air through five stages to remove airborne viruses, bacteria, …

Strategic investments drive Mann+Hummel’s diversification strategy
As the trendlines in the transportation category move away from filtration related to the internal combustion engine and toward alternative applications, such as cabin air, Mann+Hummel has been strategically diversifying its solution set in recent years. The Ludwigsburg, Germany-based company, which has long been a leading player in filtration for automotive applications, has made several …

Despite COVID challenges, filtration & separation industry joins for successful convention in Shanghai
The 8th Filtration & Separation Asia (FSA) and the 11th China International Filtration & Separation Exhibition (CIFSE) was held December 9-11, 2020, in Shanghai, with industry players joining to represent the filtration and separation industry as the world continues to struggle with the impacts of the coronavirus (COVID-19) pandemic. Exhibitors & visitors The FSA + …

Considerations in particle counter and PM2.5, PM10 measurements
There has been increasing interest in specifying the efficiency of ventilation filters at PM2.5 and PM10. PM is a statutory measure of outdoor air quality determined according to strictly specified procedures, or their approved equivalents. In this paper, an attempt is made to relate the measured differences to published theoretical comparison for single particles. The …