Anode structure for metal electrowinning cells
AssigneeIndustrie De Nora S.P.A.
InventorFelix Prado Pueo
Life of this patent
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Abstract
An anodic structure for electrowinning cells having an anode hanger bar, a support structure of insulating material, at least one anode mesh having a valve metal substrate provided with a catalytic coating, said at least one anode being subdivided into at least two reciprocally insulated sub-meshes, said sub-meshes being individually supplied with electrical current through conductive means connected with said anode hanger bar, the anodic structure being further provided with at least one electronic system having at least one current probe and at least one actuator for individually measuring and controlling current supply to each of said sub-meshes.
Claims14
An anodic structure for electrowinning cells comprising:
- an anode hanger bar,
- a support structure of insulating material,
- at least one anode mesh having a valve metal substrate provided with a catalytic coating,
- said at least one anode mesh being subdivided into at least two reciprocally insulated sub-meshes,
- said sub-meshes being individually supplied with electrical current through conductive means connected with said anode hanger bar,
- the anodic structure being further provided with at least one electronic system,
- said at least one electronic system individually measuring and controlling current supply to each of said at least two reciprocally insulated sub-meshes,
- wherein said conductive means and said at least one electronic system are embedded and sealed inside said support structure of insulating material by means of resins or plastics,
- wherein said at least two reciprocally insulated sub-meshes are secured to said support structure of insulating material by fastening means,
- wherein each at least two reciprocally insulated sub-meshes is equipped with said at least one electronic system.
Dependencies are inferred from the claim text.