[ engineering in the field of petroleum engineering, namely, petroleum processing, refining and burning ]

'burn':13 'engin':1,7 'field':4 'name':8 'petroleum':6,9 'process':10 'refin':11

bitumen-based asphalt sealants and compounds

'asphalt':4 'base':3 'bitumen':2 'bitumen-bas':1 'compound':7 'sealant':5

catalysts for use in the treatment of hydrocarbon feedstocks in petroleum industries

'catalyst':1 'feedstock':9 'hydrocarbon':8 'industri':12 'petroleum':11 'treatment':6 'use':3

[ freight transportation by land vehicle and pipeline of hydrocarbon products and storage of hydrocarbon products ]

'freight':1 'hydrocarbon':9,14 'land':4 'pipelin':7 'product':10,15 'storag':12 'transport':2 'vehicl':5

fuels and lubricants, namely, petroleum oils, general purpose greases and industrial lubricants

'fuel':1 'general':7 'greas':9 'industri':11 'lubric':3,12 'name':4 'oil':6 'petroleum':5 'purpos':8

PDV

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