Rocmec Mining

PATENT

Filing of patent on November 25th, 2002, (published on May 26th, 2004) pertaining to the method of mining including the thermal fragmentation process in narrow vein ore bodies

United States patent received July 5, 2005 US 6,913,320

United States patent received March 27, 2007 # 7,195,320 B2

Canadian patent received March 14, 2006 # 2,495,143

Moroccan patent received October 3, 2005 # 27552

South Africa patent received July 14, 2006 # 2005-4251

Mexican patent received May 25, 2005 # PA/a/2005/005613

Russian patent received June 24, 2006 # 2005120014

Australian patent received November 5, 2003 # 2003285235

Tanzanian patent received June 1, 2005 # TZ/P/05/00085

Patent pending:

• Brazil
• China

To view the entire patent document, please visit http://www.uspto.gov click on “search” and enter 6913320.