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Anodic protection systems and methods
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Patent number 6,998,029
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Issue date Feb 14, 2006
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Eltech Systems Corporation
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Kenneth L. Hardee
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C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
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Copper electrowinning
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Patent number 6,802,948
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Issue date Oct 12, 2004
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Eltech Systems Corporation
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Kenneth L. Hardee
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C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
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Copper electrowinning
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Patent number 6,368,489
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Issue date Apr 9, 2002
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Eltech Systems Corporation
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Kenneth L. Hardee
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C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
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Lead electrode
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Patent number 6,352,622
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Issue date Mar 5, 2002
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Eltech Systems Corporation
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Carl W. Brown
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C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
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Lead electrode
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Patent number 6,139,705
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Issue date Oct 31, 2000
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Eltech Systems Corporation
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Carl W. Brown
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C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
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Electrodes of improved service life
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Patent number 6,071,570
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Issue date Jun 6, 2000
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Eltech Systems Corporation
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Kenneth L. Hardee
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C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
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Electrode and electrochemical cell
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Patent number 5,972,181
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Issue date Oct 26, 1999
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Eltech Systems, Corp.
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Richard J. Coin
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C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
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Electrode for electrochemical cell
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Patent number 5,783,050
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Issue date Jul 21, 1998
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Eltech Systems Corporation
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Richard J. Coin
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C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
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Electrochemical process
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Patent number 5,705,051
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Issue date Jan 6, 1998
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Dravo Lime Company
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Richard J. Coin
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C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
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Electrodes of improved service life
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Patent number 5,672,394
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Issue date Sep 30, 1997
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Eltech Systems Corporation
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Kenneth L. Hardee
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C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
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Electrodes of improved service life
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Patent number 5,314,601
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Issue date May 24, 1994
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Eltech Systems Corporation
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Kenneth L. Hardee
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C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
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