1
Ion exchange resins; Ion exchange substances; Ion exchangers [chemicals]; Ion-exchange resins [chemical preparation]; Ion-exchange resin membranes [chemical preparation]; Synthetic resins in the form of ion-exchangers; Ion exchange resins for use in water treatment; Unprocessed artificial ion exchange resins for treating water used in power generation; Supports for catalysts; Foamed materials being carrier substances for bacteria compounds; Chemical substances absorbed on carriers for use as food preservatives; Chromatographic supports for scientific laboratory use; Coatings in the form of holographic film supports
9
Ion gauge tubes; Ion implanters; Ion beam supply apparatus; Automatic ion-exchange chromatography apparatus for laboratory use; Apparatus and instruments for scanning ion conductance microscopy; Line traps; Stills for laboratory experiments; Chromatography columns for laboratory use; Chromatography apparatus for laboratory use; Chromatogram analyzers for scientific or laboratory use; Chromatography instruments for scientific or laboratory use; Chromatographs for scientific or laboratory use; Filter diaphragms for laboratory use; Filtering units for laboratory use; Fume cupboards for laboratory use; Distillation columns for laboratory use; Laminar flow hoods for laboratory use; Anaerobic chambers for laboratory or scientific use; Scientific research and laboratory apparatus, educational apparatus and simulators; Laboratory storage tubes; Automatic chromatography apparatus for laboratory use; Bioreactors for laboratory use; Laboratory chemical reactors; Ionization apparatus for scientific or laboratory use
11
Ion exchange installations; Accelerated ion devices [for treating the air]; Ionic water generators; Ionising brushes for the treatment of air; Ionising guns for the treatment of air; Ionization apparatus for the treatment of air or water; Automatic ion exchange chromatography apparatus for industrial use
37
Rental of cleaning and washing and drying machines and equipment; Rental of industrial cleaning machines; Maintenance of cleaning machines; Maintenance of medical equipment; Pipeline construction and maintenance; Maintenance and repair of pipeline systems; Pipeline maintenance; Servicing of pipelines; Servicing of conduits; Water supply installations maintenance; Maintenance of water purifying apparatus; Repair or maintenance of water purifying apparatus; Renovating services relating to conduits for water supply; Repair of water purifying apparatus; Repair of water supply apparatus; Repair or maintenance of water pollution control equipment; Installation of water supply apparatus; Installation of water softeners; Providing information relating to the repair or maintenance of water purifying apparatus
40
Regeneration of spent catalysts; Regeneration of water; Water purification; Water treatment [demineralising] services; Water treating; Water treatment and purification; Leasing of water purification equipment; Rental of water filters; Rental of water treatment equipment; Rental of water and air purification equipment; Air and water conditioning and purification; Water pollution control; Providing information relating to water treatment; Providing information relating to the rental of water purifying apparatus