DOUBLE CONTACT BAR INSULATOR ASSEMBLY FOR ELECTROWINNING OF A METAL AND METHODS OF USE THEREOF

• US 20090152124A1
• Filed: 11/06/2008
• Published: 06/18/2009
• Est. Priority Date: 11/07/2007
• Status: Active Grant

• Current Assignee: William A. Ebert
• Original Assignee: Phelps Dodge Industries Incorporated (Freeport-Mcmoran Copper & Gold Incorporated)
• Inventors: Ashford, Brett, Sandoval, Scot P., Ebert, William A., Robinson, Timothy G., Rasmussen, Samuel, Mollo Vega, Fernando D.
• Granted Patent: US 7,993,501 B2
• Time in Patent Office: Days
• US Class Current: 205/574
• CPC Class Codes: C25C 1/12 of copper
• CPC Class Codes: C25C 7/02 Electrodes consumable anodes for the refining the metals C25C1/00 - C25C5/00; Connections thereof
• CPC Class Codes: C25C 7/06 Operating or servicing
• CPC Class Codes: C25D 17/02 Tanks; Installations therefor
• CPC Class Codes: C25D 17/12 Shape or form C25D17/14 takes precedence
• CPC Class Codes: C25D 21/16 Regeneration of process solutions

Abstract

In various embodiments, the present invention provides an electrolytic cell contact bar having a first pole and a pair of second poles. The second poles are opposite in charge to the first pole and each of the pair of second poles are adjacent to and parallel to the first pole. In various embodiments, the contact bar may include an electrode holder capable of holding at least one electrode.

Claims

1. An electrolytic cell contact bar comprising:

a first pole; and

a pair of second poles, said second poles opposite in charge to said first pole, each of said pair of second poles adjacent to and parallel to said first pole.

2. The contact bar according to claim 1 further comprising an electrode holder capable of holding at least one of a cathode and an anode.

3. The contact bar according to claim 2 further comprising an insulation member electrically separating said least one of a cathode and an anode.

4. The contact bar according to claim 2, wherein said first pole coupled to at least one cathode and at least one of said second poles coupled to at least one anode.

5. The contact bar according to claim 2, wherein said first pole coupled to at least one anode and at least one of said second poles coupled to at least one cathode.

6. A system of electrolytic cells, the system comprising:

a wall shared by a pair of electrolytic cells;

a first pole located on a top portion of said wall;

two second poles located on a top portion of said wall, said first pole opposite in charge from said second poles; and

a contact bar on top of said wall, said contact bar operably coupled to said first pole and said second poles;

at least one first conducting plate in each of said electrolytic cells, said first conducting plate held in said contact bar and operably coupled to said first pole; and

at least one second conducting plate in each of said electrolytic cells, said second conducting plate held by said contact bar, said second conducting plate in one of said pair of electrolytic cells operably coupled to one of said second poles, and said second conducting plate in the other of said pair of electrolytic cells operably coupled to the other of said second poles.

7. The system according to claim 6 further comprising a power supply coupled to at least one of said first pole and said second poles.

8. The system according to claim 6 further comprising controller operably controlling a current to said poles.

9. The system according to claim 6, wherein said first conducting plate is a cathode and said second conducting plate is an anode.

10. The system according to claim 6, wherein said first conducting plate is an anode and said second conducting plate is a cathode.

11. A contact bar for supporting the extremities of a plurality of electrodes immersed into two electrolytic cells, the contact bar comprising:

a first charged strip running along a portion of a length of said contact bar; and

a pair of second charged strips adjacent to and parallel to said first charged strip.

12. The contact bar according to claim 11 further comprising a plurality of first seats and a plurality of second seats operably securing the extremities of the plurality of electrodes into said contact bar and defining a position of each of the plurality of electrodes in the electrolytic cells.

13. The contact bar according to claim 12, wherein said first seats and said second seats sharing a common wall and wherein said first seats having a length of greater than half a width of said contact bar.

14. The contact bar according to claim 12 further comprising a first coupling point comprising a portion of said first charged strip extending into at least one of said first seats, said first coupling point operably electrically coupling one of the plurality of electrodes to said first charged strip.

15. The contact bar according to claim 12 further comprising a second coupling point comprising a portion of one of said pair of second charged strips extending into at least one of said second seats, said second coupling point operably electrically coupling one of the plurality of electrodes to one of said pair of second charged strips.

16. A method of operating a pair of electrolytic cells, the method comprising:

providing two electrolytic cells having a common wall and a contact bar on top of said wall, said contact bar comprising a first contact strip coupled to a first plurality of conducting members and comprising two second contact strips, a first of said second contact strips coupled to a second plurality of conducing members in a first of said two electrolytic cells and a second of said second contact strips coupled to a third plurality of conducting members in a second of said two electrolytic cells;

energizing said first contact strip with a charged current; and

energizing said second contact strips with an opposite charged current.

17. The method according to claim 16 further comprising electrowinning a metal.

18. The method according to claim 17, wherein the metal is copper.

19. The method according to claim 16 further comprising controlling said energizing at least one of said first contact strip and said second contact strips to optimize a yield of a refined metal.

20. The method according to claim 16, wherein said charged current is positive and said opposite charged current is negative.

21. The method according to claim 16, wherein said charged current is negative and said opposite charged current is positive.

22. An improvement to a contact bar for an electrolytic cell useful for electrowinning a metal, the improvement comprising:

a plurality of first seats and a plurality of second seats operably securing the extremities of a plurality of electrodes into the contact bar and defining a position of each of the plurality of electrodes in a pair of electrolytic cells, said first seats and said second seats sharing a common wall and said first seats having a length of greater than half a width of the contact bar.

23. The improvement according to claim 22 further comprising a first charged strip running along a portion of a length of the contact bar and between of a pair of second charged strips, said first charged strip opposite in charge to said pair of second charged strips.

24. The improvement according to claim 22 comprising a plurality of first coupling points comprising a portion of said first charged strip extending into at least a portion of said first seats, said first plurality of coupling points operably electrically coupling a first portion the plurality of electrodes to said first charged strip.

25. The improvement according to claim 22 further comprising a second plurality of coupling points comprising a portion of one of said pair of second charged strips extending into said plurality of said second seats, said plurality of second coupling points operably electrically coupling a second portion of the plurality of electrodes to one of said pair of second charged strips.