filter presses; cartridges for filtering machines; dust collecting machines; industrial machinery for collection of dust; industrial machinery for dust collection; industrial machinery for dust collecting; dust exhausting installations for cleaning purposes; air filters [parts of motors]; filters being parts of machines or engines; filter cartridges for industrial filtering machines for chemicals; filters [parts of machines or motors]; filter cartridges for industrial filtering machines for petrochemicals; filters [parts of machines or engines]; filters for machines; filters for gases [machines]; particulate filters [parts of engines]

filters for cleaning gases [parts of household or industrial installations]; air filters for industrial and household use; dust filters for air filtering installations; dust cyclone filters for air filtering installations; filters for gases [household or industrial installations]; water filters for industrial use; filters for cleaning air [parts of air cleaning machines or installations]