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11
Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes.
heating apparatus, namely, direct fired tube furnaces, direct fired furnaces, petrochemical and refining furnaces, heat recovery units; steam producing apparatus, namely, heat recovery boilers, industrial boilers; distillation apparatus and installations for distillation, namely, direct fired tube furnaces, direct-fired furnaces, atmospheric and vacuum distillation furnaces; refining towers for chemical distillation; equipment and installations for oil refining and in particular furnaces and distillation columns, namely, direct fired tube furnaces, direct fired furnaces, petrochemical and refining furnaces for heating, vaporizing and thermal cracking of oil products or oil fractions; apparatus and installations for the processing of oil residues, namely, direct fire heating installations for vaporizing oil residues and for rectifying the vaporized charge in a vacuum distillation column unit; equipment and installations for the production of chemicals from hydrocarbons, in particular furnaces and distillation columns for the production of hydrogen, ethylene and synthesis gas, namely, steam methane reformer for the production of hydrogen from natural gas, furnaces used for steam cracking for the production of ethylene from ethane, and for the cracking of dichlorethylene for the production of vinyl chloride monomer
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37
Building construction; repair; installation services
construction, rehabilitation, installation and repair services for industrial furnaces, permanent buildings, refineries, petrochemicals and hydrocarbon production plants; demolition of permanent buildings, refineries, petrochemicals and hydrocarbon production plants; installation and repair of heating apparatus, namely, directly fired tubular furnaces, directly fired furnaces, petrochemical and refining furnaces, heat recovery units, steam producing apparatus, namely, heat recovery boilers, industrial boilers, and distillation apparatus, namely, directly fired tubular furnaces, directly fired furnaces, atmospheric and vacuum distillation furnaces, for processing of gas and oil
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42
Scientific and technological services and research and design relating thereto; industrial analysis and research services; design and development of computer hardware and software
scientific and industrial research services in the fields of energy, environment, natural resources, oil and hydrocarbons; technical project studies, namely, scientific research and studies in the fields of energy, environment, natural resources, oil and hydrocarbons; engineering services, namely, appraisals in the fields of energy, environment, natural resources, oil and hydrocarbons; drawing up of plans for construction in the fields of energy, environment, natural resources, oil and hydrocarbons; construction consultancy in the fields of energy, environment, natural resources, oil and hydrocarbons; research and development of new processes in the fields of energy, environment, natural resources, oil and hydrocarbons; industrial design in the fields of energy, environment, natural resources, oil and hydrocarbons; quality control in the fields of energy, environment, natural resources, oil and hydrocarbons