[Class : 7] Machines And Installations For Oil Refining.[Class : 11] Apparatus And Installations For Distillation; Apparatus And Installations For The Treatment Of Petroleum Residue.[Class : 37] Construction And Renovation Of Refining Plants, Buildings And Permanent Structures.[Class : 40] Treatment And Recycling Of Petroleum Residue, Processing Of Oil, Oil Refining, Treatment (Processing), Sorting And Disposal Of Waste And Raw Materials For Reclamation, Recycling Of Waste, Decontamination Of Hazardous Materials, Water Treating.[Class : 42] Scientific And Industrial Research In The Fields Of Energy, The Environment, Natural Resources, Oil And Sustainable Development; Technical Project Studies, Surveying, Engineering, Construction Drafting, Architectural Consultation, Research And Development Of New Processes For Oil Treatment And Refining; Engineering Drawing, Environmental Protection Consultancy, Quality Control.