01
Filtering carbon; absorbents consisting of activated carbon;
activated carbon filters for purifying gases; filtering
material [chemical products]; filtering material [plastics
in the raw state]; filtering material [mineral substances];
catalysts for cracking gaseous hydrocarbons and hydrocarbon
compounds
09
Apparatus and instruments for conducting, switching,
converting, storing, regulating and controlling electricity;
air analysis apparatus; apparatus and instruments for
physics; electrical apparatus and instruments for fluid
treatment and fluid purification, in particular for plasma
treatment of fluids; electrodes (electricity), in particular
electrodes for plasma generators; electronic/electrical
control apparatus for electrodes, in particular for plasma
generators
11
Ventilation and deaeration apparatus and parts thereof; fume
hoods and parts thereof; air filters for ventilation and
deaeration apparatus; air filtration apparatus; room air
filtration apparatus; odor filtration apparatus; air
conditioning apparatus; air purification apparatus; drinking
water filters; air heaters; air filters [air conditioning];
air ionization apparatus; air cooling apparatus; air
purifying apparatus and machines; air purifying lamps having
germicidal action; air bubbling baths; air sterilizers; air
dryers; water filtration apparatus; water purification
apparatus; water purifying apparatus and machines; water
sterilizing apparatus
37
Installation, repair and maintenance of technical apparatus
and installations, including air analyzers, physical
apparatus and instruments, electrical apparatus and
instruments for fluid treatment and fluid purification,
electronic/electrical control apparatus for electrodes,
ventilation and exhaust systems, and fume hoods, air
filtration systems, room filtration systems, air
conditioning systems, air purification equipment, air
ionization equipment, air cooling equipment, air
purification equipment and machines, air purification lamps
with germicidal effect, air whirlpools, air sterilizers, air
dryers, water filtration equipment, water purification
equipment, water purification equipment and machines, water
sterilization equipment