Examples of 'argon column' in a sentence
Meaning of "argon column"
argon column - a scientific term referring to a separation technique in chemistry that involves the use of argon gas
How to use "argon column" in a sentence
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argon column
The argon column is preferably packed.
Cryogenic rectification system with thermally integrated argon column.
In the argon column the feed is separated by cryogenic rectification.
Cryogenic air separation system with hybrid argon column.
Thus the sole feed to the argon column is a liquid feed.
The argon column has a bottom reboiler heated by a gas stream.
Furthermore packing is employed in the argon column to enhance argon recovery.
This circuit also involves the top condenser of the argon column.
The remainder of the argon column feed stream comprises oxygen and nitrogen.
A crude argon product is recovered from the top of the argon column.
Reflux for the argon column is provided by a condenser at the head of the column.
The air separation unit may also comprise an argon column or a mixing column.
A superstaged argon column contains a greater number of stages than a low ratio argon column.
The other constraint involves the temperature difference for the top condenser of the argon column.
Argon column 1 operates under cryogenic conditions.
See also
This rich liquid is then vaporized in the overhead condenser of the argon column AR.
Additionally, the argon column will have to be reinventoried.
Technical Field This invention relates to cryogenic rectification employing an argon column.
According to further options, the argon column has a bottom reboiler.
The air separation plant of claim 9 further comprising an argon column.
Argon is separated in an argon column 50 to produce liquid argon having oxygen impurities.
This oxygen-argon stream is fed to the argon column.
Consequently, the argon column recovers a greater fraction of the argon fed to it.
This this oxygen-argon stream is fed to the crude argon column.
As the liquid reflux descends through argon column 1, its oxygen content tends to increase.
Figure 2 illustrates a double column cryogenic rectification plant without an argon column.
Figure 2 is a graphical representation of generalized argon column pressure profiles with argon column height.
Figure 1 illustrates an air separation plant employing a double column and an argon column.
The feed to argon column 1 is obtained from a cryogenic air separation process, as described hereinafter.
The apparatus of claim 6, wherein the at least one distillation column is an argon column.
For example, the argon column and the upgrader column could be combined or otherwise integrated.
The method of claim 14 wherein the equilibrium stages in the argon column comprise packing.
However, the argon column may be, and preferably is, fully trayed.
The process of any preceding claim wherein the argon column receives at most 2 % gaseous feed.
As mentioned earlier, the embodiment of the invention illustrated in Figure 1 includes an argon column.
The nitrogen concentration in the argon column feed is about 500 ppm.
Optimally, the collected liquid is-provided to an intermediate position within argon column 30.
The argon column 9 is fed from a first level of the low-pressure column 5.
Production of nearly oxygen-free argon through extension of the argon column has some obvious advantages.
Typically, argon column 50 would be split into two columns for such purposes.
Preferably, structured packing is employed throughout argon column 1.
Feed stream 74 to argon column 76 is then withdrawn from the bottom of this tray section.
It can also be used to inventory the low ratio or argon column condenser 27.
Oxygen-richer liquid is passed from argon column 7 into lower pressure column 6 in stream 37.
Liquid argon may be removed from the argon column 104.
The process of Claim 1 wherein the argon column has a bottom reboiler ( 23 ) heated by a gas stream.
Resulting argon-richer liquid is returned in stream 35 to argon column 32 as reflux.
Generally at least 150 equilibrium stages in the argon column are required for this purpose.
Argon product stream 91 is removed from the top or near the top of argon column 50.
Resulting argon-richer liquid is passed into argon column 7 in stream 44 as reflux.
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