ClassID:

160346

F25J2200/70 - page 2 - CPC Classification

Classification description:

Processes or apparatus using separation by rectification Refluxing the column with a condensed part of the feed stream, i.e. fractionator top is stripped or self-rectified

Recent Application in this class:
#301
20060000234
2006-01-05

Liquefied natural gas processing

#302
20050279132
2005-12-22

LNG system with enhanced turboexpander configuration

#303
20050279131
2005-12-22

Noninvasive measurement and control system for use in hydrocarbon processing

#304
20050268649
2005-12-08

Natural gas liquefaction

#305
20050255012
2005-11-17

Low pressure NGL plant configurations

#306
20050247078
2005-11-10

Natural gas liquefaction

#307
20050229634
2005-10-20

Hydrocarbon gas processing for rich gas streams

#308
20050204774
2005-09-22

Hydrocarbon recovery process utilizing enhanced reflux streams

#309
20050183452
2005-08-25

LNG system with warm nitrogen rejection

#310
20050182283
2005-08-18

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

#311
20050155382
2005-07-21

Process and apparatus for separation of hydrocarbons

#312
20050113468
2005-05-26

Natural gas liquefaction and conversion method

#313
20050107480
2005-05-19

Installation and method for producing and disaggregating synthesis gases from natural gas

#314
20050076672
2005-04-14

Plant and method for fractionating and purifying synthesis gas

#315
20050066686
2005-03-31

Liquefied natural gas processing

#316
20050047995
2005-03-03

Recovery of hydrogen from refinery and petrochemical light ends streams

#317
20050045033
2005-03-03

Vortex tube system and method for processing natural gas

#318
20050000245
2005-01-06

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