×

LNG vapor handling configurations and methods

  • US 8,117,852 B2
  • Filed: 04/13/2007
  • Issued: 02/21/2012
  • Est. Priority Date: 04/13/2006
  • Status: Expired due to Fees
First Claim
Patent Images

1. An unloading plant for transfer of LNG from an LNG carrier to an LNG storage tank comprising:

  • a compressor configured to receive and compress boil-off from the LNG storage tank;

    a condenser or absorber configured to receive compressed boil-off from the compressor and a sendout LNG stream from the LNG storage tank to thereby produce a saturated liquid stream that is composed of the sendout LNG stream and compressed boil-off condensed therein;

    a pressure reduction device configured to reduce pressure of a portion of the saturated liquid stream; and

    an exchanger that is configured to subcool the LNG coming from the LNG carrier using refrigeration content of the portion after the pressure of the portion has been reduced.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×