Hans Kristian Holmen

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Patents Grantslast 30 patents

Information Patent Grant
Aluminum electrolysis cell with continuous anode
- Patent number 5,071,534
- Issue date Dec 10, 1991
- Norsk Hydro a.s
- Hans K. Holmen
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Electrometallurgical cell arrangement
- Patent number 4,749,463
- Issue date Jun 7, 1988
- H-Invent A/S
- Hans K. Holmen
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR

Patents Applicationslast 30 patents

Information Patent Application
Method and a System for Energy Recovery and/or Cooling
- Publication number 20070261826
- Publication date Nov 15, 2007
- Hans Kristian Holmen
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR