75 PETROLEUM AND RELATED TECHNOLOGIES

#	Name
75.020	Extraction and processing of petroleum and natural gas
75.040	Crude petroleum
75.060	Natural gas
75.080	Petroleum products in general
75.100	Lubricants, industrial oils and related products
75.120	Hydraulic fluids
75.140	Waxes, bituminous materials and other petroleum produkts
75.160	Fuels
75.180	Equipment for petroleum and natural gas industries
75.200	Petroleum products and natural gas handling equipment