E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 33/13 (2006.01) E21B 33/14 (2006.01)
Patent
CA 2557830
A method and a device for sealing a void (12) incompletely filled with a cast material (10), in which an expandable material (6) is placed in the void (12) which is to be filled with a cast material (10), the expandable material (6) expanding, when expanding after the cast material (10) has cured, into spaces (16) which are not filled with cast material (10).
La présente invention concerne un procédé et un dispositif destinés à sceller un vide (12) non complètement rempli d~un matériau de coulée (10), dans lequel un matériau extensible (6) est placé dans le vide (12) qui doit être rempli d~un matériau de coulée (10), le matériau extensible (6) se dilatant, lorsqu~il se dilate après que le matériau de coulée (10) ait durci, dans des espaces (16) qui ne sont pas remplis dudit matériau de coulée (10).
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Norton Rose Or S.e.n.c.r.l. S.r.l./llp
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