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(11) | EP 1 067 339 A3 |
(12) | EUROPEAN PATENT APPLICATION |
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(54) | An air-bleed valve for radiators of thermosiphon heating systems provided with floating body |
(57) The present invention relates to an air-bleed valve for radiators of thermosiphon
heating systems internally provided with a collar on which an elastically flexible
tube with floating body is fitted. |