STORING HAZARDOUS MATERIAL IN A SUBTERRANEAN FORMATION
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United States of America
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N/A
Issued Date -
Jan 23, 2020
app pub date -
May 22, 2019
filing date -
May 22, 2019
priority date (Note) -
Published
status (Latency Note)
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Abstract
A hazardous material storage repository includes a drillhole extending into the Earth and including an entry. The drillhole includes a vertical drillhole portion, a transition drillhole portion coupled to the vertical drillhole portion, and a hazardous material storage drillhole portion coupled to the transition drillhole portion. The hazardous material storage drillhole portion is located below a self-healing geological formation and is vertically isolated, by the self-healing geological formation, from a zone that comprises mobile water. The repository includes a storage canister positioned in the hazardous material storage drillhole portion and sized to fit from the drillhole entry through the vertical drillhole portion, the transition drillhole portion, and into the hazardous material storage drillhole portion. The storage canister includes an inner cavity sized to enclose hazardous material.
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