07
Separators for cooling water removal (machines); separators
for dewatering clarified sludge (machines); electric drives
for apparatus; pneumatic units (machines), compressors,
pumps (parts for machines, motors and engines), hydraulic
and pneumatic controls for machines, motors and engines;
apparatus and equipment namely machines for introducing
gases into water
09
Scientific, surveying, photographic, optical, weighing,
measuring, signalling and checking (supervision) apparatus
and instruments, the aforesaid goods in particular for use
in the processing and regenerating of water, running and
standing water and waste water; apparatus and instruments
for conducting, switching, transforming, accumulating,
regulating or controlling electricity; apparatus for
recording, transmission or reproduction of sound or images;
magnetic data carriers; calculating machines,
data-processing equipment and computers; computer programs;
electronic control apparatus and equipment
11
Apparatus for steam generating, cooking, refrigerating,
drying, ventilating and water supply purposes; purification
installations for sewage; machines, apparatus and equipment
for purifying waste water, clarified sludge water, cooling
water and other water; water purifying apparatus; water
purifying machines; water purification installations; mobile
equipment for the processing and regenerating of running and
standing water and waste water, and components therefor
(included in this class), in particular valves (regulating
accessories), nozzles (regulating accessories), components
for water flotation, reaction chambers, sludge concentration
components; spa baths; apparatus and equipment for operating
whirlpool baths, whirlpool apparatus