06
Tanks, water tanks, basins, collecting tanks (each of metal)
for waste water treatment facilities, facilities for water
preparation, sludge treatment facilities and vacuum sewage
facilities; pipes of metal; parts of vacuum sewage and waste
water treatment systems, facilities for water preparation
and sludge treatment facilities, included in this class
07
Vacuum pumps, waste water pumps and hose pumps (included in
this class), being components for a vacuum sewage facility,
a waste water treatment facility, a facility for water
preparation or a sludge treatment facility; suction devices
for the vacuum extraction of liquids, in particular in the
form of suction guns, exhaust valves; retractable devices
and lifting devices mainly consisting of a holding mechanism
that can be lifted or lowered to receive and move a suction
gun to and from a waste water holding tank in a conveying
mechanism, presses (machines for commercial purposes),
filter presses for sludge; membrane filters for preparation
of hydrous media, especially waste water; conveying belts;
machines and facilities composed thereof for the preparation
of hydrous media, especially waste water; parts of vacuum
sewage facilities and waste water treatment facilities,
facilities for water preparation and sludge treatment
facilities, included in this class
11
Vacuum sewage facilities comprising conveyor units, pipes,
valves, collection basins and vacuum tanks (of metal,
plastics or concrete); waste water treatment facilities,
facilities for water preparation and sludge treatment
facilities; closets, urinals, washbowls, shower trays,
bathtubs; filters (parts of commercial facilities); pipes
(parts of sanitary facilities); gas generators, gas boilers;
sludge trap for waste water treatment facilities, facilities
for water preparation and sludge treatment facilities; parts
of vacuum sewage facilities and waste water treatment
facilities, facilities for water preparation and sludge
treatment facilities, included in this class
19
Tanks and basins of brickwork for the preparation of hydrous
media, especially waste water; pipes (not of metal) for
vacuum sewage facilities and waste water treatment
facilities, facilities for water preparation and sludge
treatment facilities; immersed bodies and ventilation valves
(not of metal) for introducing gas into hydrous media,
especially waste water; parts of vacuum sewage facilities
and waste water treatment facilities, facilities for water
preparation and sludge treatment facilities, included in
this class
20
Tanks, water tanks, basins, collecting tanks (not of metal
and not of brickwork) for waste water treatment facilities,
facilities for water preparation, sludge treatment
facilities and vacuum sewage facilities; parts of vacuum
sewage and waste water treatment facilities, facilities for
water preparation and sludge treatment facilities, included
in this class
37
Installation, maintenance and repair of waste water
treatment facilities, facilities for water preparation,
sludge treatment facilities and vacuum sewage facilities
42
Technical project planning of waste water treatment
facilities, facilities for water preparation, sludge
treatment facilities and vacuum sewage facilities