11
Purification installations for sewage, wells, water supply
and distribution installations
35
Advertising; management; business administration; office
functions; organisational project studies, organisational
planning of technical installations and wells
37
Construction; construction of technical installations and
wells, repair, namely repair, maintenance, installation,
retrofit, modernisation, regeneration, cleaning, renovation
and servicing work on wells, water and sewage treatment
plants as well as facilities of the energy, water,
wastewater treatment industries and environmental
engineering; drilling of wells; demolition blasting of
buildings and facilities; blasting technology, namely the
conduct of blasting operations in the field of building
work, demolition work in the context of special operations
such as well regeneration and removal of deposits from
wells
38
Telecommunications; Internet services, namely the provision
of information, news and data in the field of energy, water,
wastewater, and environmental engineering and of platforms,
chat lines and forums on the above-mentioned areas;
provision of a hotline and/or data transmission of fault
reports, including transmission of fault reports, the
aforementioned services also in the form of an on-call
service
39
Transport, storage, supply, distribution and transmission of
electric energy, gas or water; storage and removal of trash
and recycling materials of all kinds
40
Generation of electrical energy, thermal heat and gas;
production, gathering and treatment of water by means of
physical and/or chemical and/or biological processes and
methods; wastewater disposal
41
Providing of commercial and technical training and further
training, conducting of seminars, workshops and training
courses, organisation and/or conducting of training and
education programmes
42
Technical management of wells, water and wastewater systems,
in particular the acquisition, monitoring of wells; safety
and environmental advice, technical consulting and technical
project planning, planning of technical installations and
wells; research; development of technical devices,
especially in the field of water supply and wastewater
disposal and for well maintenance; research on explosives;
development of programmes and databases, especially in the
field of water supply and wastewater disposal; analysis in
the above fields; engineering services, removing of hazards,
especially in the field of water supply and wastewater
disposal
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