July 28 (Reuters) - Denison Mines Corp DML.TO :
* DENISON ANNOUNCES COMPLETION OF CONCEPTUAL MINING STUDY EVALUATING ISR MINING METHOD FOR J ZONE AND DECISION TO INITIATE PRELIMINARY ECONOMIC ASSESSMENT
July 28 (Reuters) - Denison Mines Corp DML.TO :
* DENISON ANNOUNCES COMPLETION OF CONCEPTUAL MINING STUDY EVALUATING ISR MINING METHOD FOR J ZONE AND DECISION TO INITIATE PRELIMINARY ECONOMIC ASSESSMENT