Share Name Share Symbol Market Type Share ISIN Share Description
Alexander Mining Plc LSE:AXM London Ordinary Share GB00B06K1665 ORD 0.001P
  Price Change % Change Share Price Bid Price Offer Price High Price Low Price Open Price Shares Traded Last Trade
  0.00 0.0% 0.0275 0.025 0.03 0.00 0.00 0.00 0.00 00:00:00
Industry Sector Turnover (m) Profit (m) EPS - Basic PE Ratio Market Cap (m)
Mining 0.0 -0.5 -0.0 - 1

Alexander Mining PLC Additional Patent Granted in Australia

16/12/2019 2:09pm

UK Regulatory (RNS & others)

Alexander Mining (LSE:AXM)
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RNS Number : 0237X

Alexander Mining PLC

16 December 2019

16 December 2019

Alexander Mining plc

("Alexander" or the "Company")

Additional Patent Granted in Australia

Method for Ammoniacal Leaching of Copper from Oxidised Copper Ores

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 of Copper from Oxidised Copper Ores (Australia patent number 2015268083). This patent forms part of MetaLeach's family of core AmmLeach(R) technology patents in Australia and has a standard term of 20 years from the effective date of 28 May 2015 (being the date of original filing).

The granted Australia patent describes a method for leaching copper from a oxidised copper ore, wherein at least 5% of the copper present in the oxidised copper ore is an oxidised copper compound, the method comprising the method steps of: applying an aqueous solution of a curing agent to the oxidised copper ore, producing a cured ore; forming a leach solution by applying an ammoniacal solution that has an ammonium carbonate content of less than 5 g/L to the cured ore, producing a pregnant leach solution containing copper; and passing the pregnant leach solution to a means for recovering copper.

This announcement contains inside information for the purposes of Article 7 of EU Regulation 596/2014.


  Martin Rosser 
    Chief Executive 
    Mobile: +44 (0) 7770 865 341 
   Alexander Mining plc 
    Tel: +44 (0) 20 7078 9566 
   Cairn Financial Advisers LLP 
    Sandy Jamieson/James Caithie 
    Tel: +44 (0) 20 7213 0880 
    Turner Pope Investments (TPI) Ltd. 
    Andy Thacker 
    Zoe Alexander 
    Tel: +44 (0) 20 3657 0050 

This information is provided by RNS, the news service of the London Stock Exchange. RNS is approved by the Financial Conduct Authority to act as a Primary Information Provider in the United Kingdom. Terms and conditions relating to the use and distribution of this information may apply. For further information, please contact or visit



(END) Dow Jones Newswires

December 16, 2019 09:09 ET (14:09 GMT)

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