* Drax and Shell/SSE projects reach planning and designstage
UPDATE 4-U.S. security review stalls sale of Shell Texas refinery to Mexico's Pemex
(Adds comment from Pemex source)By Erwin SebaHOUSTON, Nov 30 (Reuters) - A U.S. national security review has delayed the sale of Royal Dutch Shell's controlling interest in a Texas refinery to Mexico's national oil company, Petroleos Mexicanos (Pe...
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