Formal Bid

Sondex PLC
12 October 2006

Sondex plc



Formal Bid for Innicor Subsurface Technologies Inc.


Sondex plc ("Sondex") is pleased to announce that it has filed a formal offer
(the "Offer") to acquire all of the common shares ("Common Shares") of Innicor
Subsurface Technologies Inc. ("Innicor") with the securities regulatory
authorities in Canada and has mailed the Offer and circular dated October 11,
2006 to the shareholders of Innicor (the "Innicor Shareholders").


The Offer is being made by Sondex Completion Systems Inc. (the "Offeror"), a
wholly owned subsidiary of Sondex, and will remain open until 3:00 p.m.
(Calgary, Alberta time) on November 16, 2006, unless the Offer is withdrawn or
extended by the Offeror. Under the terms of the Offer, each Innicor Shareholder
will receive $3.75 cash for each Common Share.


The Offer documents are available on www.sedar.com.



                                                                October 12, 2006



For further information, please contact:

Sondex                                               Tel: [phone]
Martin Perry (Chief Executive)
Chris Wilks (Finance Director)

Investec                                             Tel: [phone]
James Grace / Patrick Robb

College Hill                                         Tel: [phone]
Nick Elwes / Paddy Blewer




                      This information is provided by RNS
            The company news service from the London Stock Exchange