Abstract
A method for testing the integrity of a membrane includes steps of placing a magnetically susceptible material in a fluid upstream of the membrane, collecting the material downstream of the membrane using a magnetic field, and detecting the material using a sensor.
| Original language | English (US) |
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| U.S. patent number | 7357859 |
| Filing date | 12/15/05 |
| State | Published - Apr 15 2008 |