Agrippa Ligege

To obtain a dynamic, challenging opportunity that contributes to the outstanding success of a company by applying creative problem solving and lean project management skills to achieve optimum utilization of resources and maximum profits.

Employment History

Senior Production Engineer at Tasnee Saudi Arabia AC and Tronox Namakwa sands DC Furnaces: Metallurgy

Company: Tronox, Namakwa sands and Tasnee ASIC Saudi Arabia

Duration: February 2021 – current

Responsibilities 

• Saudi Arabia Tasnee ASIC furnace ramp up – AC furnace ( August 2022 – current)
• Furnace roof refractory trials
• Furnace heap height measurements
• Monitor, prevent and track MgO excursion.
• Do daily monitoring of process parameters to identify trends and possible problems
• Raw material management (Anthracite and ilmenite quality)
• Development and implementation of process procedures and daily production monitoring systems

• Tronox Namakwa sands – DC furnace (Feb 2021 – current)
• Initiate and implement CI projects 
• Freeze lining control – Monitor, prevent and track MgO excursion. 
• Liaison with internal and external suppliers and customers
• Do daily monitoring of process parameters to identify trends and possible problems
•  Raw material management (Anthracite and ilmenite quality)
• Training and mentoring of Graduates in Training
• Development and implementation of process procedures 
• Drive all aspects of the SHERQ system 
• Namakwa sands PSSR champion
  • Slag foaming management
  • Slag basicity management
  • Excess iron granulation
  • Argon purging management ( Monitor over/under purging)
  • Responsible clean steel practice
  • Develop procedure for new steel grades
  • Black refractory management
  • Casting powder trials
  • Tundish cover powder trials
  • Argon purging in the tundish trials
  • Reduction of skin lamination caused by the TSC
  • Reduce SEN clogging
  • Secondary cooling optimization (reduce spray blocked nozzles)
  • Monitor mould water quality (TSS, TDS and PH)
  • Roller Hearth Furnace slab exit temperature monitoring 
  • Reline of the Roller Hearth Furnace
  • Roller Hearth Furnace Mullite fibre trials
  • Roller Hearth Furnace Zones temperature management

Production Engineer Slag and Iron treatment plant: Metallurgy

Company: Tronox, Namakwa sands

Duration: June 2020 – February 2021

Responsibilities 

• Initiate and implement CI projects 
• Do daily monitoring of process parameters to identify trends and possible problems (CP slag quality, Slag split control) 
• Management of consumables (desulphurizers, carbon and slag conditioners)
• Development and implementation of process procedures 
• Drive all aspects of the SHERQ system 

Achievements 

• Award for reducing downtime and improved the final product quality.

Production Engineer DC Furnaces: Metallurgy

Company: Tronox, Namakwa sands

Duration: August 2018 – June 2020

Responsibilities 

• Initiate and implement CI projects (e.g Furnace reline)
• Freeze lining control – Monitor, prevent and track MgO excursion. 
• Liaison with internal and external suppliers and customers
• Do daily monitoring of process parameters to identify trends and possible problems
•  Raw material management (Anthracite and ilmenite quality)
• Training and mentoring of Graduates in Training
• Development and implementation of process procedures 
• Drive all aspects of the SHERQ system 

Production Engineer Thin Slab Caster and Roller Hearth Rurnace: Metallurgy

Company: ArcelorMittal SA, Saldanha Works

Duration: October 2013 – July 2018

Responsibilities 

• Initiate and implement CI projects at the Caster
• Initiate and manage Capital projects at the Caster
• Process development and optimization and equipment re-designs at the Caster
• Liaison with internal and external suppliers and customers
• Do daily monitoring of process parameters to identify trends and possible problems.
• Do advanced fault-finding and problem solving at the Caster
• Training and mentoring of process personnel at the Caster
• Development and implementation of process procedures at the Caster.
• Drive all aspects of the SHERQ system at the caster

Achievements 

• Reduced plug breakouts by 90% through FI methodology resulting in annual savings of R5mil’
• Reduced mould copper consumption by 30% through FI methodology resulting in annual savings of R2mil’
• Project member in the reduction of skin laminations (improvement in surface quality of slab) by 50% resulting in an annual saving of R14mil
• Reduced near corner crack breakouts by 90% through FI methodology resulting in annual savings of R5mil’
• Mould water quality improvement project through FI methodology resulting in reduced copper cracking and breakouts by 30%

Candidate Engineer: Metallurgy

Company: ArcelorMittal SA, Saldanha Works

Duration: September 2011 – October 2013

Responsibilities 

• 8 Months – ConArc furnace and Iron granulation plant
• 8 Months - Ladle heating furnace
• 8Months – Thin Slab Caster

Failure analyst: Metallurgy

Company: IMMRI University of Pretoria

Duration: January 2011 – September 2011

Responsibilities 

• Sample preparation (mounting, polishing, etching, and replicating)
• Mechanical and physical property testing, metallographic analysis, failure analysis 
• Failure analysis report compilation

Education

University of Pretoria

 (January 2007 – December 2010)

Programme registered: BEng (Metallurgical Engineering)