01
Catalytic materials such as catalysts, molecular sieves,
zeolites, artificial zeolites, activated aluminium oxides,
activated carbons, carbons, silica gels, calcium salts and
citric acids; ceramic materials; materials, in particular
the aforesaid materials, for bleaching, filtering,
recovering or clarifying liquids, in particular wastewater
and water, and gases, in particular air, exhaust gases, flue
gases, biogases and natural gases, and absorbing impurities
from liquids, in particular wastewater and water, and gases,
in particular air, exhaust gases, flue gases, biogases and
natural gases
11
Liquid and gas purification installations for the
purification of liquids and gases using activated carbons;
installations and apparatus for bleaching, filtering,
recovering or clarifying liquids, in particular wastewater
and water, and gases, in particular air, exhaust gases, flue
gases, biogases and natural gases, all using activated
carbon; installations and apparatus for absorbing impurities
from liquids, in particular wastewater and water, and gases,
in particular air, exhaust gases, flue gases, biogases and
natural gases, all using activated carbon; none of the
aforesaid goods using carbon dioxide as an operating
material
36
Financial trading of raw materials
40
Material treatment, in particular recycling and processing
of activated carbons, including by means of dusting,
grinding, impregnating or washing with water or acid; rental
of installations and apparatus for bleaching, filtering,
recovering or clarifying liquids, in particular wastewater
and water, and gases, in particular air, and absorbing
impurities from liquids, in particular wastewater and water,
and gases, in particular air, exhaust gases, flue gases,
biogases and natural gases
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