To
From
Certified Petroleum Journeyman - Level 2
Core
National Petroleum Management Association
Petroleum Engineering Certification
Society of Petroleum Engineers
Refractory Personnel Certification
Advanced
American Petroleum Institute
Machinery Lubrication Engineer
International Council for Machinery Lubrication
Certified Petroleum Journeyman - Level 3
Principles and Practice of Engineering - Petroleum
National Council of Examiners for Engineering and Surveying
Certified Petroleum Craftsman - Level 4
Certified Petroleum Professional - Level 5