Innovations, inventions, patents and ideas for sustainable development
Innovations, ideas or patents for sustainable development. Decrease in energy consumption, reduction of pollution, improvement of yields or processes ... Myths or reality about inventions of the past or the future: the inventions of Tesla, Newman, Perendev, Galey, Bearden, cold fusion ...
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08/12/10, 12:10
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10/11/10, 14:28
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08/11/10, 17:05
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31/10/10, 20:09
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26/09/10, 10:03
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Ecological curtains: your opinion!
This topic contains a survey. by Fred Michel » 02/03/10, 18:12 - 20 Replies
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17/09/10, 11:49
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21/08/10, 12:01
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19/08/10, 16:45
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07/08/10, 09:28
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Behavior of a magnetic field in a closed environment?
by netshaman » 04/08/10, 09:05 - 0 Replies
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04/08/10, 09:05
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How to make a solar lamp with interruption. crepuscular
by Krisspops » 17/07/10, 16:02 - 12 Replies
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19/07/10, 18:41
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Chemists changing carbon dioxide into hydrocarbons
by freddau » 19/10/06, 18:52 - 23 Replies
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23/06/10, 14:58
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16/06/10, 15:16
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02/06/10, 21:26
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01/06/10, 22:47
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- 4 Replies
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25/05/10, 12:45
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22/03/10, 09:28
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18/03/10, 05:40
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17/03/10, 21:03
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14/03/10, 20:21
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14/03/10, 15:07
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23/02/10, 22:33
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14/02/10, 12:31
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17/01/10, 06:32
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06/01/10, 21:12
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04/01/10, 22:52
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03/01/10, 21:01
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02/01/10, 18:03
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11/12/09, 22:41
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Seawater engine: John Kanzius, the new S. Meyer?
by Christophe » 02/07/07, 18:26 - 21 Replies
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09/12/09, 09:43
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04/12/09, 21:07
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26/11/09, 20:26
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Ideas for a battery 100% recyclable and non-polluting
by slambert » 23/11/09, 13:07 - 15 Replies
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25/11/09, 17:22
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12/11/09, 05:45
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09/11/09, 15:17
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23/10/09, 12:18
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23/10/09, 11:26
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13/10/09, 11:07
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29/09/09, 19:39
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New method of hydrogen generation by electrolysis
by caracole » 21/12/07, 23:21 - 9 Replies
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29/09/09, 19:11
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Technical controversy on the deviation of the field of a magnet
by quartz » 11/06/08, 23:04 - 100 Replies
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12/09/09, 10:56
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04/08/09, 22:43
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27/07/09, 21:47
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09/07/09, 15:20
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06/07/09, 05:53
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16/06/09, 00:28
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10/06/09, 22:29
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- 114 Replies
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23/05/09, 10:16
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- 5 Replies
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13/05/09, 23:59
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18/03/09, 13:55
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15/03/09, 19:42
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16/02/09, 23:07
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02/02/09, 15:21
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29/01/09, 21:47
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09/01/09, 13:17
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29/12/08, 01:57
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- 62 Replies
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- Last message by Tagor
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14/12/08, 10:17
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For those who want to think a bit ... amazing machine
by Surfeurseb » 24/11/08, 21:44 - 100 Replies
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02/12/08, 08:14
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29/11/08, 16:54
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28/11/08, 19:51
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