ANNAPOLIS, Md., April 11, 2012 /PRNewswire/ -- Clean Wind Energy Tower, Inc.

ANNAPOLIS, Md., April 2, 2012 /PRNewswire/ -- Clean Wind Energy Tower, Inc.

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VANCOUVER, BRITISH COLUMBIA--(Marketwire - Aug. 25, 2008) - Esperanza Silver Corporation (TSX VENTURE:EPZ)(PINK SHEETS:ESPZF) is pleased to provide this update on its 45%-owned San Luis gold/ silver and base-metal project in Peru.

Wavion(TM), a company transforming the Metro and Rural Wi-Fi market with a new category of Wi-Fi Base Station, the University of La Punta, responsible for the San Luis province network design, and Xiden Networking today announced the deployment of Wavion WBS-2400 Base Stations in the province of San Luis, Argentina.