Superseded
Standard
Historical
VDI 4640 Blatt 4:2002-12
Thermal use of the underground - Direct use
Preview
Summary
Thermische Nutzung des Untergrundes - Direkte Nutzungen
Technical characteristics
| Publisher | Verein Deutscher Ingenieure e.V. (VDI) |
| Publication Date | 12/01/2002 |
| Page Count | 8 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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Previous versions
01/09/2004
Active
, Reaffirmed
Most Recent
01/12/2002
Superseded
Historical