Filed: June 21, 1985 INDUSTRIAL FILTRATION APPARATUS INCORPORATING CARBON MATERIAL FOR THE FILTRATION OF LIQUIDS AND GASES, AND PARTS THEREOF Owned by:APPLEXION Serial Number:73544277
Filed: March 12, 1998 [ Chemical preparations for monitoring and treating industrial effluents and inorganic flocculants; unprocessed plastics… Owned by:APPLEXION Serial Number:75449327
Organic and/or mineral chemical products used in the manufacture of filtering materials, filters and filtering membranes Owned by:APPLEXION Serial Number:76009998