EAAS Eenergy Group Plc

TIDMAXM

RNS Number : 7682T

Alexander Mining PLC

31 March 2016

31 March 2016

Alexander Mining plc

("Alexander" or "the Company")

Overarching AmmLeach(R) Patent Granted in China for Method for Ammoniacal Leaching

Alexander is pleased to report that it has received notification that its subsidiary, MetaLeach Limited ("MetaLeach"), has been granted a patent for a Method for Ammoniacal Leaching (China patent number ZL201210132455.X). This patent forms part of MetaLeach's family of core AmmLeach(R) technologies and has a standard term of 20 years from the effective date of 11 July 2008 (being the date of original filing).

Martin Rosser, Chief Executive Officer, said: "We are most pleased with the grant of our first ever patent in China for a Method for Ammoniacal Leaching. The patent is the overarching AmmLeach(R) patent in our intellectual property portfolio and underpins all applications of the AmmLeach(R) technology."

The granted China patent encompasses methods for leaching one or more target metals from an ore, the methods comprising the steps of: curing the ore to be leached through the application of an aqueous solution of a curing agent, producing a cured ore; leaching the cured ore at atmospheric pressure through the application of an ammonium carbonate solution containing free ammonia, producing a pregnant leach solution; and passing the pregnant leach solution to a means for metals recovery.

ENDS

For further information please contact:

 
 Martin Rosser                      Matt Sutcliffe 
  Chief Executive Officer            Executive Chairman 
  Mobile: +44 (0) 7770 865           Mobile: +44 (0) 7887 930 
  341                                758 
 
Tel: +44 (0) 20 7078 9564 
 Email: mail@alexandermining.com 
 Website: www.alexandermining.com 
 
Northland Capital Partners 
 Limited 
 Matthew Johnson / Gerry 
 Beaney 
 +44 (0) 20 3861 6625 
 (Corporate Finance) 
 John Howes / Abigail Wayne 
 (Corporate Broking) 
 

This information is provided by RNS

The company news service from the London Stock Exchange

END

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