Obed Nhyira Garbrah, M.Eng Email & Phone Number

Mount Polley Mine, Williams Lake, British Columbia, Canada

Skills: • Commissioning • Process Optimization • Milling • Copper-gold flotation • Magnetic Separation • Ferrous Metallurgy • Metallurgical Test Program • Data Analysis

Copper Mountain Mine, Princeton, British Columbia, Canada

Skills: • Copper-gold flotation • Reagent management • Data analysis • Process optimization • Mineral Processing • Metallurgical accounting • Metallurgical test program

Akyem Mine, Eastern Region, Ghana

• Optimized process circuits including crushing, milling, CIL, and elution circuits through simulation modeling to understand and improve overall performance• Monitored stocks and coordinated with supply chain team to ensure adequate critical wear parts availability for mill relines, screen panel change outs and hydrocyclones parts replacements• Facilitated metallurgical plant and other facility inspections, identified variances and implemented corrective measures to address measured… Show more • Optimized process circuits including crushing, milling, CIL, and elution circuits through simulation modeling to understand and improve overall performance• Monitored stocks and coordinated with supply chain team to ensure adequate critical wear parts availability for mill relines, screen panel change outs and hydrocyclones parts replacements• Facilitated metallurgical plant and other facility inspections, identified variances and implemented corrective measures to address measured variance• Performed inspections and measurements on SAG and Ball mill liners, and hydrocyclone wear parts during scheduled shutdowns to allow for material wear life prediction and change-out decision• Calibrated process analysis equipment (on-stream CN & pH analyzers, online slurry densitometer, etc.) to ensure efficient operation.• Coordinated with process operations and supply chain departments for effective management of reagent practices in accordance with full potential objectives to meet consumption target• Accomplished audits on metallurgical practices; corrected and implemented permanent solutions to yield high performance for benefit of achieving gold production target• Provided technical support to troubleshoot and resolve plant disruptions and shut down situations to attain significant reduction of process downtimes• Prepared and distributed daily production and metallurgical accounting reports, analyzed trends of key production indicators (KPIs) as well as reports for metallurgical test programs.Skills: • Process optimization • Mineral Processing • Metallurgical accounting • Data analysis • Project management • Teamwork • Troubleshooting Show less

Akyem Mine, Eastern Region, Ghana

• Executed short term metallurgical projects and presented analysis, findings, and recommendations to senior process management, and acquired valuable support for proposed changes• Analyzed metallurgical data in order to benchmark correlated data against plant performance• Provided technical support to operations to maximize plant recovery and minimize reagent cost and consumption • Performed inspections on metallurgical equipment (SAG mill, Ball mill, hydrocyclones, autosamplers… Show more • Executed short term metallurgical projects and presented analysis, findings, and recommendations to senior process management, and acquired valuable support for proposed changes• Analyzed metallurgical data in order to benchmark correlated data against plant performance• Provided technical support to operations to maximize plant recovery and minimize reagent cost and consumption • Performed inspections on metallurgical equipment (SAG mill, Ball mill, hydrocyclones, autosamplers, on-stream CN & pH analyzers, etc.) during scheduled shutdowns• Calibrated process analysis equipment (on-stream CN & pH analyzers, online slurry densitometer, etc.) to ensure efficient operation• Conducted quality control and quality assurance on assay laboratory through internal audit programs to eliminate bias in analytical techniques and ensured continuous improvement in laboratory operations• Spearheaded development scope of work, standard task/operating procedures and other relevant documentation for all metallurgical laboratory activities • Demonstrated high safety standard practices at units of metallurgical and assay laboratories resulting in elimination of live-work activities and promoted an injury free workplace• Ensured strict compliance to safety protocols and environmental standards at the process plant and metallurgical laboratorySkills: • Mineral processing • Data analysis • Extractive metallurgy • Research and Development • Project management • Reagent management Show less

Ahafo-South Mine, Ahafo Region, Ghana

• Conducted routine and adhoc metallurgical test programs and efficiently provided findings to advise stakeholders of recommended change(s) in metallurgical operations• Performed technical investigations on operational inefficiencies at the CIL/CIP and elution circuits and provided improvement opportunities• Prepared and distributed daily, weekly, and monthly metallurgical laboratory test reports to update process management of key changes relevant to gold processing operations•… Show more • Conducted routine and adhoc metallurgical test programs and efficiently provided findings to advise stakeholders of recommended change(s) in metallurgical operations• Performed technical investigations on operational inefficiencies at the CIL/CIP and elution circuits and provided improvement opportunities• Prepared and distributed daily, weekly, and monthly metallurgical laboratory test reports to update process management of key changes relevant to gold processing operations• Monitored primary circuits of processing plant through regular inspection of metallurgical equipment’s functionality to meet optimization strategies.• Demonstrated the ability to gather and analyze data to identify key trends and determine route cause• Ensured compliance with all safety, environment, quality, schedule and security requirements on siteSkills: • Data analysis • Process optimization • Metallurgical test program • Team leadership Show less

Iduapriem Mine, Tarkwa, Ghana

• Performed metallurgical laboratory test programs on gold ores and provided technical reports with recommendations• Engaged in sampling of gold bearing materials from process streams for metallurgical and assay laboratory analysis• Collaborated with shift metallurgists to manage day-to-day process operational parameters in various circuits to establish a steady performance and maintain optimum production targets• Training program comprised of operations at the comminution circuit… Show more • Performed metallurgical laboratory test programs on gold ores and provided technical reports with recommendations• Engaged in sampling of gold bearing materials from process streams for metallurgical and assay laboratory analysis• Collaborated with shift metallurgists to manage day-to-day process operational parameters in various circuits to establish a steady performance and maintain optimum production targets• Training program comprised of operations at the comminution circuit, classification, thickening, CIP circuit, desorption circuit, water treatment facility (reverse osmosis), and tailings storage facilitySkills: • Sampling • Analytical skills • Report writing • Data Analysis • Teamwork Show less

Master Of Engineering - Meng, Mineral Processing

Course Certificate, Oil And Gas

Technical Training Program Organized by BAKER HUGHES, a GE Company (2018 Pilot Program) Participating Universities: Six (6) Universities.

Bachelor Of Science - Bs, Minerals Engineering, First Class Honours

Activities and Societies: Membership: SME, AusIMM, SAIMM, GhIE & MMESA

West African Secondary School Certificate, General Science