CATHODE ELEMENTS FOR A HALL-HÉROULT CELL FOR ALUMINIUM PRODUCTION AND A CELL OF THIS TYPE HAVING SUCH ELEMENTS INSTALLED - Patent 3765656

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EP 3 765 656 A1

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(43)	Date of publication:
	20.01.2021 Bulletin 2021/03

(21)	Application number: 19710349.2

(22)	Date of filing: 04.03.2019

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International Patent Classification (IPC):

C25C 3/08^(2006.01)

(86)	International application number:
	PCT/EP2019/055300

(87)	International publication number:
	WO 2019/174948 (19.09.2019 Gazette 2019/38)

(84)	Designated Contracting States:
	AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
	Designated Extension States:
	BA ME
	Designated Validation States:
	KH MA MD TN

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Priority:

14.03.2018 NO 20180369

(71)	Applicant: Norsk Hydro ASA
	0240 Oslo (NO)

(72)	Inventors:
	SEGATZ, Martin 53123 Bonn (DE) HOP, Jørund 6885 Årdalstangen (NO) JEDECK, Stefan 40789 Monheim am Rhein (DE)

(74)	Representative: Hydro IPD
	Norsk Hydro ASA Intellectual Property P.O. Box 980 Skøyen 0240 Oslo 0240 Oslo (NO)

(54)	CATHODE ELEMENTS FOR A HALL-HÉROULT CELL FOR ALUMINIUM PRODUCTION AND A CELL OF THIS TYPE HAVING SUCH ELEMENTS INSTALLED