METHOD FOR CONSTRUCTING AN UNDERGROUND TUNNEL OR HOLE TO CREATE AN IMPERVIOUS PLUG FOR THE STORAGE OF HAZARDOUS, PARTICULARLY RADIOACTIVE, WASTE
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United States of America Patent
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Issued Date -
May 19, 2011
app pub date -
Jul 13, 2009
filing date -
Jul 17, 2008
priority date (Note) -
Abandoned
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Abstract
A method for the construction of a gallery or a shaft leading to an underground facility intended for the medium- or long-term storage of hazardous wastes, including an excavation of at least one determined length of the gallery carried out by using a method of prior preparation by protection or reinforcement of the materials prior to the excavation, in a part of the gallery intended to subsequently receive a plug that is sealed to liquids or gasses.
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