06
Pipes, tubes and hoses, and fittings therefor including
valves, of metal, for industrial use
11
Burners, boilers and heaters for industrial use; industrial
ovens and furnaces (not for food or beverages); thermal
oxidizers for industrial air pollution control; incinerators
for industrial use; vapour recovery apparatus or
installations; flare gas recovery apparatus or
installations; sulphur recovery apparatus or installations;
vapour extraction and treatment apparatus or installations;
flares, flare tips, flare components; gas cleaning apparatus
or installations
37
Installation, inspection, maintenance, regulation and repair
services with respect to burners, boilers and heaters for
industrial use, industrial ovens and furnaces, thermal
oxidizers, incinerators, recovery apparatus or
installations, flares, flare tips or flare components,
vapour extraction and treatment apparatus or installations,
utility pipes, derricks
40
Consultancy related to air and water conditioning and
purification; consultancy relating to recycling and waste
treatment
42
IT services namely software development, programming and
software implementation with respect to optimising,
controlling or managing energy production units, recovery
units, vapour extraction and treatment systems, flare
systems, cleaning systems; technical design and planning of
energy production units, recovery units, vapour extraction
and treatment systems, flare systems, cleaning systems;
software installation and maintenance