columbium


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col·um·bi·um (Cb),

(kol-ŭm'bē-ŭm),
Former name for niobium.
[Columbia, name for America]

columbium

See niobium.

columbium

(kŏ-lŭm′-bē-ŭm)
Former name for the element niobium.
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References in periodicals archive ?
The major product segments analyzed are Non-Ferrous Alloys (Aluminum, Magnesium, Titanium, and Zirconium), Refractory Metal Alloys (Molybdenum, Tungsten, Columbium, and Tantalum), Platinum Group Metals (Platinum, Palladium, Rhodium, Ruthenium, and Iridium), and Special Alloys & Superalloys.
A world leader in innovative technologies manufacturing gas turbine and airframe components from such exotic materials as titanium, columbium and inconel, GKN Chem-tronics provides and repairs critical components for military and commercial aviation, as well as space launch vehicle applications.
Lawrence Columbium abandoned mine site, which was closed in the mid-70s, and to build a drinking water system to supply property owners who might be impacted by mine's operations.
Niobium (also known as columbium) is consumed in the form of ferrocolumbium by the steel industry and of columbium alloys and metal by the aerospace industry.
Inconel 718--a nickel-based super-alloy with nominal composition of 62% nickel (Ni), 19% chromium (Cr), 9% iron (Fe), 5% columbium (Cb), 3% molybdenum (Mo), 0.
Its highly efficient Advanced Columbium Liquid Apogee Engine, developed and used successfully to raise Chandra to its final highly elliptical orbit, is now a space-proven technology ready for insertion in commercial and scientific spacecraft.
Carbon Nitrogen Oxygen Sulfur Aluminum Weak Very Strong Very Strong Weak Vanadium Strong Very Strong Weak Weak Columbium Strong Medium Weak Weak Titanium Strong Very Strong Very Strong Strong Zirconium Strong Very Strong Very Strong Strong R.
The LEROS 1C engine uses a conventional columbium chamber with hydrazine and nitrogen tetraoxide as propellants.
I then laid out a program in which the following additions should be made: Cr, zirconium (Zr), cerium (Ce), bismuth (Bi), copper (Cu) and lead (Pb), tellerium (Te) - two levels since it was known to form carbides in iron - Mg and columbium (Cb).