File:Erdwaermesondenbohrung01.JPG
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Summary
| Description |
English: Drilling of a borehole for a vertical geothermal heat exchanger
Deutsch: Bohrung einer Erdwärmesonde |
| Date | |
| Source | Own work |
| Author | Tetris L |
Licensing
|
I, the copyright holder of this work, release this work into the public domain. This applies worldwide. In some countries this may not be legally possible; if so: I grant anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law. |
File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 19:26, 28 April 2009 | | 1,600 × 1,200 (351 KB) | Tetris L | {{Information |Description={{en|1=Drilling of a borehole for a vertical geothermal heat exchanger}} {{de|1=Bohrung einer Erdwärmesonde}} |Source=Own work by uploader |Author=Tetris L |Date=2009-04-28 |Permission= |
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