Cobalt Blue Holdings Limited (ASX:COB) (OTCMKTS:CBBHF) refers to the Pre-Feasibility Study announced to the ASX on 4 July 2018.

Deep Yellow Limited (ASX:DYL) (OTCMKTS:DYLLF) is pleased to report continued encouraging drilling results from the ongoing Tumas 3 resource extension drilling program carried out on EPL3496, held by its wholly-owned subsidiary Reptile Uranium Namibia (Pty) Ltd.

Broken Hill Prospecting Limited (ASX:BPL) (OTCMKTS:BPLNF) is pleased to acknowledge receipt of the Pre-Feasibility Study from Cobalt Blue Holdings Ltd (ASX:COB) (OTCMKTS:CBBHF) as Manager of the Thackaringa Joint Venture, details of which have been released by COB this morning.

Cobalt Blue Holdings Limited (ASX:COB) (OTCMKTS:CBBHF) is pleased to report a maiden Ore Reserve Statement and Preliminary Feasibility Study for the Thackaringa Cobalt Project.

Further to the announcements released on 18 April 2018 and 23 April 2018, The BetMakers Holdings Limited (ASX:TBH) (formally TopBetta Holdings Limited) is pleased to announce that it has completed the sale to PlayUp Australia Pty Limited of 100% of the shares in the Company's wholly-owned subsidiary, TopBetta Pty Ltd, and the associated retail assets, TopBetta and Mad Bookie.

Cobalt Blue Holdings Limited (ASX:COB) (OTCMKTS:CBBHF) wishes to announce that, effective 29 June 2018, Robert Waring was appointed as Company Secretary of the Company.

Cobalt Blue Holdings Limited (ASX:COB) (OTCMKTS:CBBHF) advises that it is on schedule to meet its earlier released timeline to finalise its Pre-Feasibility Study on its Thackaringa Cobalt Project at Broken Hill NSW by 30 June 2018 and satisfy obligations under Stage Two of the agreement to secure a 70% beneficial interest in the Project.

Comet Ridge Limited (ASX:COI) is pleased to announce that the Comet Ridge - Vintage Deeps Joint Venture in the eastern Galilee Basin has recorded a stabilised gas flowrate of 230,000 scf/d (standard cubic feet per day) across a 13 metre interval in the Lake Galilee Sandstone Reservoir from 2582 to 2595 metres at its Albany 1 well.

Calima Energy Limited (ASX:CE1) is pleased to provide shareholders with details of a Q&A video interview recently conducted with Managing Director, Alan Stein.

Carnarvon Petroleum Limited (ASX:CVN) (OTCMKTS:CVONF) is pleased to provide the following update on the drilling of the Phoenix South-3.