ClassID:

160141

F25J3/0233 - page 3 - CPC Classification

Classification description:

Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream characterised by the separated product stream separation of CnHm with 1 carbon atom or more

Recent Application in this class:
#601
20070225537
2007-09-27

Process and apparatus for integrating an alkene derivative process with an ethylene process

#602
20070204651
2007-09-06

Natural gas liquid recovery

#603
20070199865
2007-08-30

Method for cold supply to the low-temperature separation stage of an olefin plant

#604
20070193303
2007-08-23

Scalable capacity liquefied natural gas plant

#605
20070186564
2007-08-16

Apparatus for cryogenic fluids having floating liquefaction unit and floating regasification unit connected by shuttle vessel, and cryogenic fluid methods

#606
20070180855
2007-08-09

Downflow knockback condenser

#607
20070157663
2007-07-12

Configurations and methods of integrated NGL recovery and LNG liquefaction

#608
20070151291
2007-07-05

Method and installation for producing carbon monoxide by cryogenic distillation

#609
20070149838
2007-06-28

Method for adjusting the high heating value of gas in the LNG chain

#610
20070125122
2007-06-07

Liquid natural gas fractionation and regasification plant

#611
20070101732
2007-05-10

Power cycle with liquefied natural gas regasification

#612
20070095099
2007-05-03

Method for processing a stream of LNG obtained by means of cooling using a first refrigeration cycle and associated installation

#613
20070062216
2007-03-22

Liquefied natural gas regasification configuration and method

#614
20070059838
2007-03-15

Dynamic constrained optimization of chemical manufacturing

#615
20070056318
2007-03-15

Enhanced heavies removal/LPG recovery process for LNG facilities

#616
20070012072
2007-01-18

LNG FACILITY WITH INTEGRATED NGL EXTRACTION TECHNOLOGY FOR ENHANCED NGL RECOVERY AND PRODUCT FLEXIBILITY

#617
20070012071
2007-01-18

LNG facility providing enhanced liquid recovery and product flexibility

#618
20060283207
2006-12-21

Hydrocarbon gas processing

#619
20060277943
2006-12-14

Process and apparatus for separation of hydrocarbons from liquefied natural gas

#620
20060260356
2006-11-23

Liquid natural gas processing

#621
20060260355
2006-11-23

Integrated NGL recovery and liquefied natural gas production

#622
20060248921
2006-11-09

Landfill gas purification and liquefaction process

#623
20060239879
2006-10-26

Acid gas pretreating method

#624
20060230783
2006-10-19

Nitrogen rejection method and apparatus

#625
20060218968
2006-10-05

High propane recovery process and configurations

#626
20060184254
2006-08-17

Method for creating a linear programming model of an industrial process facility

#627
20060150672
2006-07-13

Internal refrigeration for enhanced NGL recovery

#628
20060144081
2006-07-06

Method and installation for producing treated natural gas, a C3+ hydrocarbon cut and an ethane rich stream

#629
20060135840
2006-06-22

Recovery and purification of ethylene

#630
20060131218
2006-06-22

Method for recovery of natural gas liquids for liquefied natural gas

#631
20060130521
2006-06-22

Method for recovery of natural gas liquids for liquefied natural gas

#632
20060130520
2006-06-22

Method for recovery of natural gas liquids for liquefied natural gas

#633
20060111602
2006-05-25

Removing diamondoid components from natural gas at reduced temperatures

#634
20060086139
2006-04-27

LNG system employing optimized heat exchangers to provide liquid reflux stream

#635
20060065119
2006-03-30

Electricity generation system

#636
20060065015
2006-03-30

Recovering natural gas liquids from LNG using vacuum distillation

#637
20060065014
2006-03-30

Method for recovering LPG boil off gas using LNG as a heat transfer medium

#638
20060043000
2006-03-02

Combined use of external and internal solvents in processing gases containing light, medium and heavy components

#639
20060042312
2006-03-02

Process for extracting ethane and heavier hydrocarbons from LNG

#640
20060032269
2006-02-16

Hydrocarbon gas processing

#641
20060021379
2006-02-02

Secondary deethanizer to debottleneck an ethylene plant

#642
20060021377
2006-02-02

Refrigeration system

#643
20060016216
2006-01-26

Distillation process using microchannel technology

#644
20060016215
2006-01-26

Distillation process using microchannel technology

#645
20060010911
2006-01-19

Apparatus for cryogenic fluids having floating liquefaction unit and floating regasification unit connected by shuttle vessel, and cryogenic fluid methods

#646
20060010910
2006-01-19

Apparatus for cryogenic fluids having floating liquefaction unit and floating regasification unit connected by shuttle vessel, and cryogenic fluid methods

#647
20060005573
2006-01-12

Method for liquefying a hydrocarbon-rich flow while simultaneously obtaining a c3/c4-rich fraction

#648
20060000234
2006-01-05

Liquefied natural gas processing

#649
20050284176
2005-12-29

LNG system employing refluxed heavies removal column with overhead condensing

#650
20050279132
2005-12-22

LNG system with enhanced turboexpander configuration

#651
20050279131
2005-12-22

Noninvasive measurement and control system for use in hydrocarbon processing

#652
20050268649
2005-12-08

Natural gas liquefaction

#653
20050268648
2005-12-08

Enhanced operation of LNG facility equipped with refluxed heavies removal column

#654
20050255012
2005-11-17

Low pressure NGL plant configurations

#655
20050247078
2005-11-10

Natural gas liquefaction

#656
20050232854
2005-10-20

Method and installation for separating a mixture of hydrogen and carbon monoxide

#657
20050229634
2005-10-20

Hydrocarbon gas processing for rich gas streams

#658
20050218041
2005-10-06

Process and apparatus for separation of hydrocarbons from liquefied natural gas

#659
20050217314
2005-10-06

Apparatus and methods for processing hydrocarbons to produce liquified natural gas

#660
20050204774
2005-09-22

Hydrocarbon recovery process utilizing enhanced reflux streams

#661
20050198999
2005-09-15

Use of cryogenic temperatures in processing gases containing light components with physical solvents

#662
20050198998
2005-09-15

Refrigeration system

#663
20050183452
2005-08-25

LNG system with warm nitrogen rejection

#664
20050182283
2005-08-18

Method for utilizing gas reserves with low methane concentrations and high inert gas concentrations for fueling gas turbines

#665
20050172645
2005-08-11

Floating hydrocarbon treating plant

#666
20050155382
2005-07-21

Process and apparatus for separation of hydrocarbons

#667
20050155381
2005-07-21

Method and apparatus for reducing C2 and C3 at LNG receiving terminals

#668
20050154245
2005-07-14

Hydrogen recovery in a distributed distillation system

#669
20050139072
2005-06-30

Process to remove nitrogen and/or carbon dioxide from methane-containing streams

#670
20050113468
2005-05-26

Natural gas liquefaction and conversion method

#671
20050092594
2005-05-05

Membrane/distillation method and system for extracting CO2 from hydrocarbon gas

#672
20050086976
2005-04-28

Enhanced operation of LNG facility equipped with refluxed heavies removal column

#673
20050066686
2005-03-31

Liquefied natural gas processing

#674
20050061029
2005-03-24

Process and apparatus for LNG enriching in methane

#675
20050045033
2005-03-03

Vortex tube system and method for processing natural gas

#676
20050005636
2005-01-13

Cryogenic liquid natural gas recovery process

#677
20050000245
2005-01-06

Method and installation for separating a gas containing methane and ethane with two columns operating at two different pressures