Employees

Herman Pieterse - Principal Consultant

Education: B.Sc. (Eng) (Mech), Pretoria, 1973
Management Development Diploma, UNISA, 1979
MBA, Potchefstroom, 1985
Affiliations: Society of Mining, Metallurgy and Engineering, Inc. since 1988, No. 2547800
Past SME Service includes Chairman of SME Plant Design & Practice Committee.
Registrations: Mechanical Mines and Works Certificate of Competency, RSA, 1976, No. 3879
South African Society of Professional Engineering, 1977, No. 770129
Society for Professional Engineers, Millennium Life Member, No. 1279 (title Ir.)
The International Society of Professional Engineers, No. INT1279 (P.Eng. (Int))
Recognitions: Co-inventor of the Anglo American HERBAR choke valves (SA, 1980), US Letdown Valve patent filing December 22, 1982 (US04892289, January 9, 1990)
Shell award of excellence as co-designer of the HERBAR choke valve (August 1986)
Co-inventor of the Barrick patent, Process for the Recovery of Gold from Refractory Ores (US05071477, December 10, 1991)
Co-inventor of the Barrick patent, Gold recovery using controlled oxygen distribution pressure oxidation (US05489326 - February 6, 1996)
Co-inventor of the Barrick patent, Acid Resistant Cement Composition (US05989330, December 12, 1997)
Has been listed as a member in the National Register's Who's Who in Executives and Professionals, 2002-2003 Edition
Positions Held: President and Consultant, Pieterse Consulting, Inc. (present)
Consulting Partner, Caldera Engineering (present)
Manager of Gold and Autoclave Projects, The Winters Company
Vice President Capital Development, Barrick Goldstrike Mines Inc.
Assistant Vice President, Engineering, Barrick Goldstrike Mines Inc.
Manager, Autoclave and Bioleach Engineering, Barrick Goldstrike Mines Inc.
Divisional Engineer, Vaal Reefs Exploration and Mining Company Limited
Section Engineer, Vaal Reefs Exploration and Mining Company Limited
Relieving Engineer, Vaal Reefs Exploration and Mining Company Limited
Junior and Assistant Engineer, Welkom Gold Mining Company Limited
General Experience:
Herman has about 38 years experience in the Mining Industry, 15 years with Anglo American in South Africa, and the rest were from the US. Eight and a half years were with Barrick Gold, looking after their Goldstrike process (5.5yrs) and Meikle surface expansions (3yrs). He also worked as a consultant for The Winters Company in Tucson for fifteen months. He has been an independent consultant since August 1998 and he incorporated as Pieterse Consulting, Inc at the end of 1998. He has collaborated with Caldera and became a consulting partner in January 2002. His autoclave experience includes about 25 years, 5 in SA and the rest in the US, and he has worked with over 50 companies worldwide.

For a Full Resume, please Email Us at herman at pieterseconsulting.com (just replace the at with @, we are trying to cut back on spam)


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