File:Spiralkollektor.jpg

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Spiralkollektor.jpg ‎(94 × 448 pixels, file size: 10 KB, MIME type: image/jpeg)

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Description it is a picture about a spiral earth collector for geothermal energy extraction
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Author ChristianPsch
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Date/TimeThumbnailDimensionsUserComment
current06:48, 14 October 2010Thumbnail for version as of 06:48, 14 October 201094 × 448 (10 KB)ChristianPsch (talk | contribs)Bildgröße geändert
06:43, 14 October 2010Thumbnail for version as of 06:43, 14 October 2010621 × 2,954 (783 KB)ChristianPsch (talk | contribs){{Information |Description=it is a picture about a spiral earth collector for geothermal energy extraction |Source=own |Date=2010.10.14 |Author=ChristianPsch |Permission={{PD-ineligible}} |other_versions= }}

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