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Class Information
Number: 62/649
Name: Refrigeration > Cryogenic treatment of gas or gas mixture > Separation of gas mixture > Air > Distillation > Downstream operation > Flowline expansion engine
Description: Subject matter wherein the refrigeration circuit comprises a flow line with a means to convert the energy of expansion into mechanical energy.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7272954 |
Low temperature air separation process for producing pressurized gaseous product |
Sep. 25, 2007 |
| 7160641 |
Methods to cool a fuel cell and if desired heat a hybrid bed simultaneously |
Jan. 9, 2007 |
| 6708523 |
Process and apparatus for producing high-purity nitrogen by low-temperature fractionation of air |
Mar. 23, 2004 |
| 6202442 |
Integrated apparatus for generating power and/or oxygen enriched fluid and process for the operation thereof |
Mar. 20, 2001 |
| 6009723 |
Elevated pressure air separation process with use of waste expansion for compression of a process stream |
Jan. 4, 2000 |
| 5865041 |
Distillation process using a mixing column to produce at least two oxygen-rich gaseous streams having different oxygen purities |
Feb. 2, 1999 |
| 5560223 |
Process and installation for the expansion and compression of at least one gaseous stream |
Oct. 1, 1996 |
| 5421166 |
Integrated air separation plant-integrated gasification combined cycle power generator |
Jun. 6, 1995 |
| 4883517 |
Air separation |
Nov. 28, 1989 |
| 4843828 |
Liquid-vapor contact method and apparatus |
Jul. 4, 1989 |
| 4747859 |
Air separation |
May. 31, 1988 |
| 4747860 |
Air separation |
May. 31, 1988 |
| 4507134 |
Air fractionation method |
Mar. 26, 1985 |
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