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1.发明授权公开(公告)号：US11466377B2
公开(公告)日：2022-10-11
申请号：US17264368
申请日：2019-09-03
Applicant: NORSK HYDRO ASA
Inventor： Eirik Hagen , Espen Tjønneland Wefring , Christian Schøning
Abstract: The present invention relates to a method and a material for establishing a cathode barrier layer in electrolysis cells for production of aluminum of Hall-Heroult type, the barrier layer can comprise minerals combined with a compound that lowers the melting temperature of the minerals, such as fluorides.
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