Iron aluminides and nickel aluminides as materials for chemical air separation

Patent · Tue Jan 29 00:00:00 EST 1991

OSTI ID:7279021

Kang, D

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.

• DOE Contract Number: FC07-87ID12672
• Assignee: Air Products and Chemicals, Inc., Allentown, PA (United States)
• Patent Number(s): US 4988488; A
• Application Number: PPN: US 7-423832
• OSTI ID: 7279021
• Resource Relation: Patent File Date: 19 Oct 1989; Other Information: U.S. Pat. No. 4,132,766, 4,421,531, 4,421530, 4,340,578, 4,287,170, 4,521,398, 4,526,775, 4,529,577, 4,565,685, 4,617,029, 4,800,070 4,617,182, 4,746,502, and 4,708,860 are incorporated herein by reference in their entirety
• Country of Publication: United States
• Language: English

Related Subjects

32 ENERGY CONSERVATION, CONSUMPTION, AND UTILIZATION
36 MATERIALS SCIENCE
ALUMINIUM ALLOYS
CORROSION RESISTANCE
CHEMICAL REACTORS
CORROSION RESISTANT ALLOYS
IRON ALLOYS
MOLTOX OXYGEN PROCESS
NICKEL ALLOYS
INTERMETALLIC COMPOUNDS
ALLOYS
320302* - Energy Conservation
Consumption
& Utilization- Industrial & Agricultural Processes- Materials
360105 - Metals & Alloys- Corrosion & Erosion