U.S. federal trademark · Serial No. 79079854 · Reg. No. 4004454
Apparatus for exchanging heat, energy, and substances, namely, packing elements and mounting elements for distillation, absorption, desorption, extraction and heat transfer, made of metal, plastics, glass, or ceramics as customized parts for mass separation columns and towers, and for mass transfer columns and towers, as well as for heat exchange columns and towers for process engineering, namely, for distillation, absorption, desorption, extraction and heat transfer of chemicals; structural parts of aforementioned goods
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