Nature

Optimization of copper recovery from oxide-sulfide ores through gravity separation and flotation techniques

Copper oxide ores with high clay content and fine particle size distribution pose major challenges for conventional flotation. In this study, a low-grade copper ore (0.5% Cu) obtained from drill core ...
Nature

Critical importance of pH and collector type on the flotation of sphalerite and galena from a low-grade lead–zinc ore

Collector type and pulp pH play an important role in the lead–zinc ore flotation process. In the current study, the effect of pulp pH and the collector type parameters on the galena and sphalerite ...

LEADING EDGE MATERIALS’ WOXNA GRAPHITE TARGETS PREMIUM APPLICATIONS WITH CONFIRMATION OF PURIFICATION ROUTE

LEADING EDGE MATERIALS’ WOXNA GRAPHITE TARGETS PREMIUM APPLICATIONS WITH CONFIRMATION OF PURIFICATION ROUTE Flotation testwork produced a ...
Nasdaq

Namibia Critical Metals Successfully Completes Flotation Pilot Plant Test Work on Lofdal Heavy Rare Earth Deposit

HALIFAX, NS / ACCESSWIRE / January 3, 2024 / Namibia Critical Metals Inc. ("Namibia Critical Metals" or the "Company" or "NCMI") (TSXV:NMI)(OTCQB:NMREF) is pleased to announce the successful ...

Viking hits ore sorting success at Nevada tungsten play

Viking Mines has proven sensor-based ore sorting can successfully upgrade tungsten feed and reject barren waste rocks at its ...
Yahoo Finance

Defense Metals Announces Pilot-Scale Flotation Test Program for Wicheeda Rare Earth Project

VANCOUVER, BC, Feb. 17, 2026 /CNW/ - Defense Metals Corp. ("Defense Metals" or the "Company") (TSXV: DEFN) (OTCQB: DFMTF) (FSE: 35D), a company focused on the development of the Wicheeda Rare Earth ...
Yahoo Finance

Defense Metals Commences Pilot Flotation Test Program at SGS Lakefield for the Wicheeda Rare Earth Project

VANCOUVER, BC, May 12, 2026 /CNW/ - Defense Metals Corp. ("Defense Metals" or the "Company"; (TSXV: DEFN) (OTCQB: DFMTF) (FSE:35D), a company focused on the development of its wholly-owned Wicheeda ...