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Fig. 10

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Fluctuations de la pression en tête d’un puits de caverne contenant un petit volume de gaz piégé en tête : caractère anharmonique (gauche) et influence de la pression initiale du gaz sur la période (droite).

Pressure fluctuations at the wellhead of the salt cavern when a small amount of gas is trapped in the wellhead: fluctuations are anharmonic (left).

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