01
Descaling preparations for industrial purposes;
water-softening preparations; water-purifying chemicals;
water-softening chemicals; filtering materials of vegetable
substances; filtering materials of chemical substances;
filtering materials of mineral substances; filtering
materials of unprocessed plastics; disincrustants; activated
carbon; phosphates for potable water treatment; wastewater
treatment chemicals for industrial purposes; water treatment
chemicals for use in swimming pools and spas; chemicals for
use in industry, science and photography, as well as in
agriculture, horticulture and forestry; unprocessed
artificial resins, unprocessed plastics; fire extinguishing
and fire prevention compositions; tempering and soldering
preparations; substances for tanning animal skins and hides;
adhesives for use in industry; putties and other paste
fillers; compost, manures, fertilizers; biological
preparations for use in industry and science
11
Water filtering apparatus; water filters; filters for
drinking water; refrigerators; electric refrigerators; water
purifying units for producing potable water; water filtering
units; water softening apparatus and installations; water
softening units; water purifying apparatus and machines;
ionization apparatus for the treatment of water;
purification apparatus for sewage; water purification units;
reverse osmosis water filtration units; reverse osmosis
water purification units; cooling installations for water;
water distillation units; regulating and safety accessories
for water apparatus; disinfectant apparatus; water
sterilizers; water desalination plants; water purification
tanks; drinking fountains; aquarium filtration apparatus;
bath fittings; apparatus and installations for lighting,
heating, cooling, steam generating, cooking, drying,
ventilating, water supply and sanitary purposes
40
Desalination of water; treatment of drinking water, service
water and waste water; water demineralization; water
purification services; water treating; rental of water
filters; rental of water purifying apparatus; providing
information relating to water treating services; rental of
water and air purification equipment; rental of water
treatment equipment; providing information relating to the
rental of water purifying apparatus; rental of water
purifying apparatus and providing information relating
thereto; water recycling and desalination services; water
treatment and purification
42
Technical design and planning of water purification plants;
design of machines, apparatus and instruments; water
analysis; monitoring of water quality; water quality control
services; technical design services relating to water supply
installations; scientific and technological services and
research and design relating thereto; industrial analysis
and industrial research services, design and development of
computer hardware and software