Global Patent Index - EP 1939564 A1

EP 1939564 A1 20080702 - Process to obtain liquefied natural gas

Title (en)

Process to obtain liquefied natural gas

Title (de)

Verfahren zur Gewinnung von Flüssigerdgas

Title (fr)

Procédé d'obtention de gaz naturel liquéfié

Publication

EP 1939564 A1 20080702 (EN)

Application

EP 06127190 A 20061226

Priority

EP 06127190 A 20061226

Abstract (en)

A process to obtain liquefied natural gas (LNG) which comprises the use of air as refrigerant in an open or closed cycle. The invention also refers to a system to carry out said process and uses thereof.

IPC 8 full level

F25J 1/02 (2006.01)

CPC (source: EP ES KR)

B63B 35/28 (2013.01 - KR); C10L 3/08 (2013.01 - KR); F25J 1/0022 (2013.01 - EP); F25J 1/004 (2013.01 - EP); F25J 1/005 (2013.01 - EP); F25J 1/007 (2013.01 - EP); F25J 1/02 (2013.01 - ES KR); F25J 1/0204 (2013.01 - EP); F25J 1/0221 (2013.01 - EP); F25J 1/0265 (2013.01 - EP); F25J 1/0271 (2013.01 - EP); F25J 1/0278 (2013.01 - EP); F25J 1/0288 (2013.01 - EP); F25J 2210/40 (2013.01 - EP); F25J 2220/62 (2013.01 - EP); F25J 2220/64 (2013.01 - EP); F25J 2240/04 (2013.01 - EP); F25J 2270/16 (2013.01 - EP)

Citation (search report)

  • [XY] US 2004083756 A1 20040506 - TRANIER JEAN-PIERRE [FR]
  • [XY] US 5931021 A 19990803 - SHNAID ISAAC [IL], et al
  • [X] FR 1542232 A 19681011
  • [YA] EP 1092931 A1 20010418 - AIR PROD & CHEM [US]
  • [YA] TRUE W R: "REDUCING SCALE, INCREASING FLEXIBILITY ARE TARGETS OF NEW LNG DESIGNS", OIL AND GAS JOURNAL, PENNWELL, HOUSTON, TX, US, 6 December 1999 (1999-12-06), pages 54 - 61, XP001207675, ISSN: 0030-1388
  • [A] HARROLD D: "DESIGN A TURNKEY FLOATING LNG FACILITY", HYDROCARBON PROCESSING, GULF PUBLISHING CO. HOUSTON, US, July 2004 (2004-07-01), pages 47 - 51, XP009038900, ISSN: 0018-8190

Citation (examination)

  • DE 1268161 B 19680516 - LINDE AG
  • W. BACH: "Offshore Erdgasverflüssigung mit Stickstoffkälte - Prozessauslegung und Vergleich von gewickelten Rohr- und Plattenwärmetauschern", LINDE BERICHTE AUS TECHNIK UND WISSENSCHAFT, no. 64, 1990, Wiesbaden, XP000114322

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR

Designated extension state (EPC)

AL BA HR MK RS

DOCDB simple family (publication)

EP 1939564 A1 20080702; BR PI0719617 A2 20140408; CN 101606033 A 20091216; CN 101606033 B 20111026; DE 112007003171 T5 20091126; ES 2346731 A1 20101019; ES 2346731 B1 20110810; HK 1139454 A1 20100917; JP 2010514871 A 20100506; JP 5547967 B2 20140716; KR 101462290 B1 20141114; KR 20090105919 A 20091007; NO 20092396 L 20090904; WO 2008077788 A2 20080703; WO 2008077788 A3 20081127

DOCDB simple family (application)

EP 06127190 A 20061226; BR PI0719617 A 20071212; CN 200780048471 A 20071212; DE 112007003171 T 20071212; EP 2007063792 W 20071212; ES 200990007 A 20071212; HK 10106031 A 20100617; JP 2009543431 A 20071212; KR 20097013479 A 20071212; NO 20092396 A 20090624