Soquem-Societe Quebecoise d'Exploration Miniere

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St. Foy, CA

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Process for recovering pyrochlore mineral containing niobium and ta...
- Patent number 4,493,817
- Issue date Jan 15, 1985
- Teck Corporation
- Rudy Biss
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...

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