Zirconium and hafnium with low oxygen and iron
Patent
·
OSTI ID:5420531
A high purity zirconium sponge or hafnium sponge is described consisting of 250-about 350 ppm of oxygen impurity, 50-350 ppm of iron impurity, total impurities of 500-1,000 ppm, with the remainder being zirconium or hafnium, whereby an inexpensive intermediate product is provided which can be processed for use in applications requiring high purity material, without resorting to expensive crystal bar processing.
- Assignee:
- Westinghouse Electric Corp., Pittsburgh, PA
- Patent Number(s):
- US 4722827
- OSTI ID:
- 5420531
- Resource Relation:
- Patent File Date: Filed date 26 Sep 1985
- Country of Publication:
- United States
- Language:
- English
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