U.S. federal trademark · Serial No. 79451709
Internal components for heat exchangers and distillers for chemical processing, not being machine parts, namely, inserts for fractionation columns, rectification columns, extraction columns, distillation columns, absorption columns, gas scrubbers and refining towers, said inserts being configured to divide the interior of said heat exchangers and distillers for chemical processing into distinct process stages for controlled contact of gaseous and liquid media, thus enabling thermal and mass separation processes
Machine parts for heat and mass transfer apparatus for separating, filtering, refining of chemicals, namely fractionation columns, rectification columns, extraction columns, distillation columns, absorption columns, gas scrubbers and refining towers
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.