30696 ⎘
Filter media structures for filters specially adapted for separating dispersed particles from gases or vapours; Porosity of filtering material Means for changing the porosity of a filter element, e.g. adjustment of a slit width, compression of a foam material
GAS MEASUREMENT DEVICE AND GAS MEASUREMENT METHOD
#2Tortuous path filter for airbag inflator
#3Gasoline particulate filters with high initial filtering efficiency and methods of making same
#4Gasoline particulate filters with high initial filtering efficiency and methods of making same
#5Bag filters having controlled air permeability and dust collectors using the same
#6System and method for a movable exhaust aftertreatment device in an internal combustion engine
#7Apparatus for generating hydrocarbon fuel
#8Apparatus for generating hydrocarbon fuel
#9Fluid filter separator and method
#10Fibrous pad structure having a variable density
#11Filter element provided with channels of variable dimensions and arrangement