Sinergies in Electrowinning and Electrorefining

Transcription

1 Sinergies in Electrowinning and Electrorefining QUALIFICATIONS JUne 22,

2 Background and Experience More than 30 years experience with special dedication to non-ferrous hydrometallurgy and electrometallurgy, particualrly in Copper Electrowinnning and Electrorefining. Responsibilities include Metallurgy, Operations, Design and Marketing, with special emphasis on Tankhouses Retrofitting, Modernization and Upgrading. Special development of the Cell Block Concept aimed to integrate all associated equipments and operational requirements under one single design concept 2 JUne 22,

3 Professional Carrier Metallurgical Engineer ( 1978 ) Independent Consultant and President METALEX ( 1999 to date ) President Ancor N.A. Inc.(USA) Commercial Manager Ancor Chile Project Engineer, Phelps Dodge Project Engineer, Bechtel Codelco Chuquicamata 3 JUne 22,

4 Main Consulting Works 2007 Design of New Ni EW Tankhouse with Permanent Cathodes and Acid Mist Capturing Systems, South Africa (active) 2007 EPC Demo Plant LIX/SX/EW, Zambia 2007 Expansion and Modernization of Ventanas Refinery, Chile 2007 Expansion and Modernization of Nkana Copper Refinery, Zambia 2003 Bid Evaluation Ilo Smelter Modernization Project, Perú 2001 Technological Change Chuquicamata Nº 2 Refinery, Chile 2002 New Mejillones Copper Refinery, Chile 4 JUne 22,

5 Scope of Services Process and Cathode Quality Auditing Material and Heat Balances Design Simulations for Verification of Integrated Cell Blocks Design of Hardware 3D Modelling CAPEX Review OPEX Review Conceptual Designs: New and Upgrades Inspection Services Commissioning and Start-Up Assistance to Owner 5 JUne 22,

6 Areas of Influence Design and Supply JUne 22,

7 Cell Block Concept Electrolytic Cells Electrodes Cell Top Furniture DC Busbars and Power Supply Accesories Integration with other equipments Cranes Ventilation System Shorting Frame Handling Equipment 7 JUne 22,

8 Electrolytic Cells Polymer Concrete Corrosion Resistant Electrical Isolation Integrated Supports Integrated Feed System Intergrated Overflows Integrated Guides All dimensions needed by the process Fully transportable 8 JUne 22,

9 Lead Anodes Rolled Plates Calcium-Tin-Lead Silver-Lead Antimonial Lead Full Bar Encapsulation Stitch Lead Burning of Plates to Bars Fine Grain Structure Low Seggregation No cracks nor Voids Perfect Flatness 9 JUne 22,

10 Anode Accesories Minor Airborne Metal Sulphates and Sulphuric Acid in Tankhouses Uniform Cathode Quality Capture Oxygen Generated Customized Design and Fabrication Easy Assembly Premium Materials In-house Material Testing Facilities Flexibility For Design 10 JUne 22,

11 Cathodes 316L, Ti, Al Blanks Explosion Bonded Process Provides Maximum Bond Strength Between Dissimilar Metals Excellent Corrosion Resistance Highest Electrical Efficiency Full Compliance of Specifications World s Largest Cathode Supplier 11 JUne 22,

12 Edge - Strips Customized Design Customized Fabrication Premium Materials In-house Material Testing Facilities Flexibility 12 JUne 22,

13 Cell Top Furniture Customized Designs Modular or Full Cell Length Accurate Positioning Premium Materials High Mechanical Resistance High Electrical Resistance Corrosion Resistant 13 JUne 22,

14 Cell Top Furniture Customized Designs Modular or Full Cell Length Accurate Positioning Premium Materials High Mechanical Resistance High Electrical Resistance High Electrical Resistance Corrosion Resistant 14 JUne 22,

15 Cell Accesories Customized Design Customized Fabrication Premium Materials In-house Material Testing Facilities Flexibility 15 JUne 22,

16 DC Busbars Complete Design Main Feeder Bus Bars from T/R Unit i.e. Positive, Negative and Crossover sections. Riser Bus bars Apron Bus Bars Intercell Bus Bars Shorting Switches Flexibles Maximum output per cross section Minimum Electrical losses in connections 16 JUne 22,

17 Short Circuiting Frames Customized Design Flexible Contacts Maximum Current Carrying Capacity Lowest Temperature Increase at Maximum Current Density Shortest installation time Accurate Positioning 17 JUne 22,

18 Transformer/Rectifiers Single floor fabrication All in One Shop Own Oil Filled Transformers Complete Auto-Cad and 3-D Design Full Shop Test CSA Certified UL Listed 18 JUne 22,

19 Cathode Stripping Machines 50 years world leader in custom engineering & fabrication of process materials handling equipment. Integrated systems solution provider to Copper, Nickel, Cobalt & Zinc refineries. Cathode Stripping Machine: Cathode In-feed Conveyor Cathode Washing System Cathode Transfer System Semi or Automatic Stripping Station Copper Sheet Stacking Station Blank Out-Feed Conveyor Hydraulics Equipment and Electrical Controls 19 JUne 22,

20 Solvent Extraction Plants Modular Pilot to Commercial Transportable Relocatable Complete Plant Standard Design Flexible to tolerate changes in flow and PLS concentration Friendly Operation 20 JUne 22,

21 Areas of Innovations New or Improved Technologies JUne 22,

22 Acid Mist Capturing Acid Mist Capture at Source Contaminants Recovery at Wash Chamber Full Compliance of regulations, particualrly at Altitude and Sub- Zero applications Fully Integrated with mechanical handling Friendly to Operators 22 JUne 22,

23 Bags and Electrodes Frames Acid Mist Encapsulation Excelent Chemical and Thermal Resistance. Excelent Mechanical Wear Resistance. Easy Cathode Insertion and Removal. Uniform Cathode Quality Premium Materials In-house Material Testing Facilities Flexibility Longer Life. 23 JUne 22,

24 Superior Starting Sheets Eliminates use of stripper cells Reduced Cathode Harvesting Cycle compared to Blanks with Less Manipulation Faster Productivity in Cathode Washing Virtual Cu Blanks. Stainless Steel or Titanium blanks eliminated Potential Pitting in SS Blanks and Frequent Rebuffing of cathode surface eliminated. Edge Strips not required Sheets exceed dimensional quality respect of SS Blanks when hanging. Best for Tankhouse Upgrading 24 JUne 22,

25 EXMAJET - Descriptive High Current Density Electrowinning (> 550 A/m2) Increased Productivity Improved Cathode Quality No External Air Needed Improved Hydrodynamics Control of Bubble Size 25 JUne 22,

26 Portable Lix/Sx/Ew Plants Standard Design Modular Transportable Relocatable Flexible Capacities Simple 26 JUne 22,

27 Teamwork for our customers: JUne 22,

28 Hernando de Aguirre 162 Oficina 806 Santiago CHILE Tel: +56(2) Fax: +56 (2) Mobile: Contact: Alex R. Lillo JUne 22,