Method and system for storage and transport of liquefied petroleum gases

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United States of America Patent

PATENT NO 9982844
SERIAL NO

13143023

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A method for storage and transport of LPG on LPG carriers, in particular two cargoes of different LPG types on same shipment, having reliquefaction units (300, 400) in which vaporized gases are condensed and then returned into at least one cargo tank (100) for the respective LPG cargo type. The method is further comprising: using the reliquefaction units (300, 400), at a minimum one running, as to condense vapor from the first cargo type; passing the condensed vapor through a heat exchanger (500); simultaneously flowing vapor from the second cargo type through the heat exchanger (500) as to condense vapor by means of heat exchanging with the condensed vapor; and returning the condensed vapors leaving the heat exchanger back into the respective cargo types. The present invention is also disclosing a system for storage and transport of LPG on LPG carriers.

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Patent Owner(s)

Patent OwnerAddress
WÄRTSILÄ GAS SOLUTIONS NORWAY AS1383 ASKER

International Classification(s)

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  • 2010 Application Filing Year
  • F25J Class
  • 101 Applications Filed
  • 61 Patents Issued To-Date
  • 60.40 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances201020112012201320142015201620172018201920200255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Rummelhoff, Carl Jørgen Moss, NO 3 0

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Patent Citation Ranking

  • 0 Citation Count
  • F25J Class
  • 0 % this patent is cited more than
  • 7 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges2350101 - 1011 - 2002.557.51012.51517.52022.52527.53032.53537.54042.54547.55052.5

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