78727296
Oct 5, 2005
Jun 19, 2007
Breathing air filtration equipment for removing particles from an air stream, namely, a self-contained breathing air filtration device comprised of a housing maintaining an ionizer and ground electrodes for producing an electrical field that interacts with particles in a breathing air stream passing through the housing to create clusters of the particles, and a filter maintained in the housing for collecting and separating the clusters of the particles from the breathing air stream passing through the housing
Environmental Control Apparatus