42 Mining and mineral exploration services; professional consulting services and advice about agricultural chemistry; geophysical exploration for the oil, gas and mining industries; Professional and technical consultancy, analysis, and technical project studies relating to the oil industry, and to the technical issues related to the sale and distribution of petroleum products and chemicals and derivatives thereof; engineering and surveying; petroleum, gas and electricity exploration services; petroleum, geological, geophysical and geochemical research and oil prospecting, namely well logging and testing; conducting oil-field and mineral deposit studies and surveys; conducting laboratory analyses relating to petroleum, geological, geophysical and geochemical research and oil prospecting; research and development of new processes for others