PTR MINERALS LTD — Share Issue/Capital Change 2011

Aug 4, 2011

PETRATHERM LTD

Level 1, 129 Greenhill Road, Unley, South Australia 5061 Tel: +61 8 8274 5000 Fax: +61 8 8272 8141 Website www.petratherm.com.au Email admin@petratherm.com.au A.C.N. 106 806 884

==> picture [166 x 57] intentionally omitted <==

ANNOUNCEMENT TO AUSTRALIAN SECURITIES EXCHANGE

5 August 2011

ASX Limited Companies Announcement Office Electronic Lodgement System

Dear Sirs

Section 708A Notice – Share Issue

Petratherm Limited ( Company ) hereby provides notice to the ASX for the purpose of section 708A(5)(e) of the Corporations Act 2001 (Cth) that it has issued 18,312,000 fully paid ordinary shares in the Company ( Shares ) without disclosure to investors under Part 6D.2 of the Corporations Act 2001 (Cth).

The Company states that as at the date of this notice it:

• has complied with the provisions of Chapter 2M of the Corporations Act 2001 (Cth) as they apply to the Company;

• has complied with section 674 of the Corporations Act 2001 (Cth); and

• is not aware of any excluded information within the meaning of sections 708A(7) and 708A(8) of the Corporations Act (Cth).

An Appendix 3B with respect to the issue of Shares was lodged by the Company with the ASX on 1 August 2011.

Yours faithfully

==> picture [137 x 35] intentionally omitted <==

Donald Stephens Company Secretary