IPC Subgroup
E03B 3/08 Obtaining and confining water by means of wells
Introduced: September 1968
Last revised: January 2006
Full Title
Methods or installations for obtaining or collecting drinking water or tap water > from underground > Obtaining and confining water by means of wells
Classification Context
- Section:
- FIXED CONSTRUCTIONS
- Class:
- WATER SUPPLY; SEWERAGE
- Subclass:
- INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
Related Keywords
obtaining water from WELL(S)
5 direct subcodes
Child Classifications
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- E03B 3/1 by means of pit wells
- E03B 3/12 by means of vertical pipe wells
- E03B 3/14 by means of horizontal or oblique wells
- E03B 3/15 Keeping wells in good condition, e.g. by cleaning, repairing, regenerating; Maintaining or enlarging the capacity of wells or water-bearing layers
- E03B 3/16 Component parts of wells