Iron aluminides and nickel aluminides as materials for chemical air separation

Patent · Tue Jan 01 00:00:00 EST 1991

OSTI ID:867686

Kang, Doohee ^[1]

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1. Macungie, PA

The present invention is directed to a chemical air separation process using a molten salt solution of alkali metal nitrate and nitrite wherein the materials of construction of the containment for the process are chosen from intermetallic alloys of nickel and/or iron aluminide wherein the aluminum content is 28 atomic percent or greater to impart enhanced corrosion resistance.

• Research Organization: Air Products and Chemicals, Inc., Allentown, PA (USA)
• DOE Contract Number: FC07-87ID12672
• Assignee: Air Products and Chemicals, Inc. (Allentown, PA)
• Patent Number(s): US 4988488
• OSTI ID: 867686
• Country of Publication: United States
• Language: English

Related Subjects

iron
aluminides
nickel
materials
chemical
air
separation
directed
process
molten
salt
solution
alkali
metal
nitrate
nitrite
construction
containment
chosen
intermetallic
alloys
aluminide
aluminum
content
28
atomic
percent
impart
enhanced
corrosion
resistance
metallic alloys
metallic alloy
intermetallic alloys
corrosion resistance
intermetallic alloy
nickel aluminide
salt solution
atomic percent
separation process
alkali metal
molten salt
iron aluminide
air separation
metal nitrate
nickel aluminides
chemical air
iron aluminides
enhanced corrosion
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