April 17 (Reuters) - Carpentaria Exploration Ltd CAP.AX :
* Loi signed with Bahrain steel for 3mtpa from hawsons CAP.AX
* Under loi, parties intend to develop binding offtake arrangements, initially for Brisbane qld 4000 a 10-year term
* Says Bahrain steel signs loi for 3 million tonnes pa offtake of Hawsons supergrade
* Says first supply targeted in 2020
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