METHOD AND DEVICE FOR LIQUEFYING NATURAL GAS Russian patent published in 2007 - IPC F25J1/00 

Abstract RU 2304746 C2

FIELD: liquefying engineering.

SUBSTANCE: device comprises two or more dependent plants made of members connected in series. Each of the dependent plants has cryogenic heat exchange device for cooling the supplied gas down to the cryogenic temperature, common throttle gate valve or common hydraulic turbine to liquefy natural gas at the atmospheric pressure and at a temperature equal to -162°C and discharged gas, common tank for instantaneous evaporation and receiving the natural gas and discharged gas from the common throttle valve gate or common hydraulic turbine in which the natural gas to be discharged are separated, one tank for storing the natural gas, and means for removing the gas to be discharged. The common tank for instantaneous evaporation is provided with outlet pipeline for liquid and inlet pipeline for vapor.

EFFECT: enhanced efficiency.

17 cl, 2 dwg

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RU 2 304 746 C2

Authors

Fehnning Robert A.

Dehvis Kinis Eh.

Kaucher Dzhejms Eh.

Sabadosh Rudol'F Dzh.

Dates

2007-08-20Published

2003-01-29Filed