Electrode for electrochemical processes especially electrowinning and method for manufacturing same
First Claim
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1. Sintered electrode for electrochemical processes especially for electrowinning which comprises a corrosion-resistant carrier consisting at least in part of sintered titanium oxide TiOx, wherein x=0.25 to 1.5, and a coating of manganese dioxide immediately adjacent the carrier and covering at least in part the surface of the carrier.
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Abstract
Sintered electrode especially for use in electrowinning formed of a corrosion-resistant carrier consisting at least in part of sintered TiOx, wherein x=0.25 to 1.5, and a coating of manganese dioxide covering at least part of the surface of the carrier.
38 Citations
6 Claims
- 1. Sintered electrode for electrochemical processes especially for electrowinning which comprises a corrosion-resistant carrier consisting at least in part of sintered titanium oxide TiOx, wherein x=0.25 to 1.5, and a coating of manganese dioxide immediately adjacent the carrier and covering at least in part the surface of the carrier.
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6. Corrosion-resistant electrode for electrolysis for metal contained in aqueous solutions comprising an electrode base consisting at least partially of titanium oxide TiOx, wherein x=0.25 to 1.5, formed by moulding titanium oxide powder and sintering the moulded shape by heating in an inert gas atmosphere to a temperature of from 900°
- to 1400°
C., and a covering layer of manganese dioxide immediately adjacent the molded shape.
- to 1400°
Specification
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Current AssigneeSGL Carbon AG
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Original AssigneeSigri Elektrographit GmbH
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InventorsHerbst, Hans, Lieberoth, Dieter, Bewer, Gunter
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Primary Examiner(s)Edmundson, F.
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Application NumberUS06/026,523Time in Patent Office693 DaysField of Search204/290 K, 204/291, 204/290 FUS Class Current204/290.03CPC Class CodesC25B 11/051 Electrodes formed of electr...C25B 11/055 characterised by the substr...C25C 7/02 Electrodes consumable anode...
