Hydraulic and earth engineering – Fluid control – treatment – or containment – Fluid storage in earthen cavity
Patent
1977-11-29
1979-08-28
Shapiro, Jacob
Hydraulic and earth engineering
Fluid control, treatment, or containment
Fluid storage in earthen cavity
220404, B65G 500
Patent
active
041659457
ABSTRACT:
A method for storing fluid underground at maximum pressure p, comprising the steps of digging, at a depth at which the lithostatic pressure generated by the weight of the abovejacent soil formations is at least p, an underground cavity in which is made a tight deformable casing anchored to the cavity wall at some places only, while it can freely expand or contract in every direction between said anchoring places, then of injecting pressured fluid into said casing in order that the latter be fully applied against the cavity wall, the possible movements of which said casing subsequently follows by gliding, the pressure of said fluid being, at every moment, counterbalanced by the lithostatic pressure of the cavity walls transmitted to said fluid by the thus expanded casing.
REFERENCES:
patent: 3330122 (1967-07-01), Janner
patent: 3557558 (1971-01-01), Eakin
patent: 3952531 (1976-04-01), Turner
patent: 3990248 (1976-11-01), Calminder
Despois Jacques
Nougarede Francis
Commissariat a l''Energie Atomique
Shapiro Jacob
Societe Nationale Elf Aquitaine
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