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Tantalite carbide

Niobium (colurnbium) and tantalum usually occur together, as the minerals columbite, FeCbyO, and tantalite, FeTagOg. Niobium finds some use as a con-stituen of alloy steels Tantalum carbide, TaC, a very hard substance, is used in... [Pg.505]

Tantalum carbide was first prepared by Joly in 1876 when the pentoxide or tantalites and Na2C03 were heated with carbon at about 1500°. The pentoxide has been a common starting material for modern investigations. [Pg.82]

See other pages where Tantalite carbide is mentioned: [Pg.782]    [Pg.423]    [Pg.451]    [Pg.726]    [Pg.732]   
See also in sourсe #XX -- [ Pg.572 , Pg.660 ]



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Tantalite

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