07
Filtering machines, filters (parts of machines), feed water
regulators, valves (parts of machines), wind-powered
installations for generating electricity, hydroelectric
installations for generating electricity
21
Bottles, water bottles, drinking vessels; water containers
(water cans)
37
Installation services, repair and maintenance of
distribution systems for liquid fluids, water treatment
installations, and pipeline systems; disinfection;
information and advice relating to the aforesaid services;
installation, maintenance, repair and rehabilitation
(including upgrading) of equipment, devices, systems and/or
sanitation of water installations and water service
connections; renovation of pumping stations, facilities used
to improve the safety and quality of the water supply;
construction of water treatment stations, drilling wells
39
Water supply services, water distribution and energy
distribution services; wastewater collection, distribution
of autonomous and ecological systems of production of
drinking water and electricity; information services and
advice for all the aforesaid services
42
Quality control of water services; scientific and industrial
research related to environmental protection services;
laboratory research in the fields of water treatment and
water purification; services of chemical analysis; chemical
research; professional technological consulting; technical
project studies; services of engineers and engineering works
(not for construction) in the areas of water and treatment
of water; environmental testing and inspection services in
the field of water treatment and effluent; computer
programming, computer services, namely development, design
and update of software and software packages, consulting and
technical advice in the field of computer hardware and
software, computer rental, design of computer systems and
telecommunications systems, scientific and technical studies
for the development and evaluation of operational
performance of facilities for the treatment of fluids and
liquids; quality audits, technological advice and
engineering work related to these processes and equipment
and all other treatments of fluids, including in the field
of industrial processes; technological consultation on the
development of natural resources, especially water; design
and development (development of new products for third
parties) of autonomous systems for ecological production of
drinking water and electricity from photovoltaic panels
and/or wind; engineering design services for the
construction of wastewater systems, stormwater systems
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