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The Hassi Messaoud oil refinery site is located in the Haoud El Hamra village in the Sahara Desert at Hassi-Messaoud district in Ouargla Province. The construction work will be executed by a joint venThe Hassi Messaoud oil refinery site is located in the Haoud El Hamra village in the Sahara Desert at Hassi-Messaoud district in Ouargla Province. The construction work will be executed by a joint venThe Hassi Messaoud oil refinery site is located in the Haoud El Hamra village in the Sahara Desert at Hassi-Messaoud district in Ouargla Province. The construction work will be executed by a joint venThe Hassi Messaoud oil refinery site is located in the Haoud El Hamra village in the Sahara Desert at Hassi-Messaoud district in Ouargla Province. The construction work will be executed by a joint ven