37
Renovation, repair and maintenance of metallurgical vessels, industrial boilers and of nuclear plant; reconditioning of metallurgical equipment, namely, renovation, repair and maintenance services; servicing of metallurgical vessels, namely, maintenance and relining of tun dishes, ladles and slag pots, industrial boilers and of nuclear plant; cleaning of metallurgical equipment, industrial boilers and of nuclear plant; cleaning of buildings, roads, gantries, walkways and of runways; installation of metallurgical equipment; construction and maintenance of buildings; painting and sealing of buildings; vermin extermination other than for agriculture; laying of pipes
39
Warehousing; packing, transporting and delivery of goods and raw materials; loading and unloading of ore, coal, coke, scrap and of slag
40
Treatment of waste material; reclamation of solids from aqueous media by chemical precipitation; purification of industrial waste water; heat treatment of metals and alloys; reprocessing of nuclear fuels; purification and extraction of minerals by chemical and magnetic methods; electroplating; surface finishing and grinding of articles of common metal; chemical treatment of boilers and pipework thereof; chemical treatment and decontamination of nuclear plant and parts thereof; steel cutting; rental of cutting equipment, scarfing equipment and water treatment equipment; treatment of slag raising from metal casting; welding services for repair and maintenance
42
Computer programming; design, development and provision of computer software for the management of logistics, product quality and resource recovery within the metals and minerals industry; design and planning of installations for use in casting of molten metal; scientific laboratory services; analysis and testing of materials; chemical and mechanical engineering consultancy services; geological prospecting
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