Refrigeration – Processes – Circulating external gas
Patent
1985-03-19
1986-08-05
Sever, Frank
Refrigeration
Processes
Circulating external gas
62 36, 62 53, F25J 302
Patent
active
046041150
ABSTRACT:
The tank (1) is purged by gaseous nitrogen resulting from the vaporization of liquid nitrogen which has undergone an indirect heat exchange (2) with the gas issuing from the tank. This enables the purged products to be recovered. Application in the deballasting of ships transporting liquified petroleum gas or natural gas.
REFERENCES:
patent: 2909906 (1959-10-01), Bocquet et al.
patent: 3018632 (1962-01-01), Keith
patent: 3400547 (1968-09-01), Williams et al.
patent: 3857251 (1974-12-01), Alleaume
Bonneton Michel
Marchal Bernard
L'Air Liquide Societe Anonyme pour l'Etude et, l'Exploitation de
Sever Frank
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