Main prod. Group survey   Industriegruppenübersicht  
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41

Environmental, waste disposal and recycling technology

Water treatment, waste water treatment plants and sludge conditioning plants

Clarification plants for drinking, industrial and waste water

1721.11

Ion exchangers

1721.15

Filtration plants

1721.17

Ultrafiltration plants

1721.18

Biofiltration plants

1721.21

Microfiltration installations

1721.22

Nanofiltration plants

1721.24

Reverse osmosis plants

1721.27

Stripping installations for the groundwater sanitation

1721.31

Stripping installations for sewage clarification

1721.34

Waste water lifting plants

1721.35

Pressure increase installations