This page displays all 「FI」 in main group E03B3/00. |
HB:Handbook | ||||
CC:Concordance |
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Methods or installations for obtaining or collecting drinking water or tap water (treatment of water C02F) [4] | HB | CC | 2D020 | |
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Adjusting or controlling water level | HB | CC | 2D020 | |
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Installation suing pumps | HB | CC | 2D020 | |
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Others | HB | CC | 2D020 | |
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.from rain-water | HB | CC | 2D020 | |
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Water flow control or valve, float, inflow or outflow passages | HB | CC | 2D020 | |
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Others | HB | CC | 2D020 | |
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..Special vessels for collecting or storing rain-water for use in the household, e.g. water-butts | HB | CC | 2D020 | |
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Collecting water | HB | CC | 2D020 | |
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Storing water | HB | CC | 2D020 | |
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Others | HB | CC | 2D020 | |
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.from surface water | HB | CC | 2D020 | |
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.from underground | HB | CC | 2D020 | |
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..Obtaining and confining water by means of wells (applicable to a combination of water and other liquids or to other liquids only E21B 43/00) | HB | CC | 2D020 | |
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Digging or boiling wells (← methods, machines) | HB | CC | 2D020 | |
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Others | HB | CC | 2D020 | |
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...by means of pit wells | HB | CC | 2D020 | |
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....in combination with tubes, e.g. perforated, extending horizontally, or upwardly inclined, exterior to the pits | HB | CC | 2D020 | |
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...by means of vertical pipe wells | HB | CC | 2D020 | |
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...by means of horizontal or oblique wells | HB | CC | 2D020 | |
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...Keeping wells in good condition, e.g. by cleaning, repairing, regenerating; Maintaining or enlarging the capacity of wells or water-bearing layers (with artificial enrichment E03B 3/32) | HB | CC | 2D020 | |
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...Component parts of wells | HB | CC | 2D020 | |
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....Well filters (filters in general B01D 24/00-B01D 35/00) | HB | CC | 2D020 | |
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.....of elements of special shape | HB | CC | 2D020 | |
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......Selection of specified materials | HB | CC | 2D020 | |
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.....formed of loose materials, e.g. gravel | HB | CC | 2D020 | |
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......with packed filtering material | HB | CC | 2D020 | |
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.from humid air (condensing of vapours in general B01D 5/00; dehumidification of air for air-conditioning F24F 3/14) | HB | CC | 2D020 | |
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.from snow or ice [4] | HB | CC | 2D020 | |
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.with artificial enrichment, e.g. by adding water from a pond or a river | HB | CC | 2D020 | |
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..of underground water | HB | CC | 2D020 | |
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..of surface water | HB | CC | 2D020 | |
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.Curbs for springs | HB | CC | 2D020 | |
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.Other devices for confining, e.g. trenches, drainage | HB | CC | 2D020 | |