Tenaris Completes Acquisition of Participation in Usiminas Through Confab

LUXEMBOURG -- (Marketwire) -- 01/17/12 -- Tenaris S.A. (NYSE: TS) (BAE: TS) (BVM: TS) (MILAN: TEN)…

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Tenaris Seeks Approval to Launch Tender Offer for Confab Shares

LUXEMBOURG -- (Marketwire) -- 08/29/11 -- Tenaris S.A. (NYSE: TS) (BAE: TS) (MXSE: TS) (MILAN: TEN)…

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Tenaris Initiates Arbitration Proceedings Against Venezuela in Connection With Matesi–s Nationalization

LUXEMBOURG -- (Marketwire) -- 08/24/11 -- Tenaris S.A (NYSE: TS) (BAE: TS) (MXSE: TS) (MILAN: TEN)…

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Tenaris Announces 2011 Second Quarter Results

The Financial Information Contained in This Press Release Is Based on Unaudited Consolidated Condensed Interim Financial…

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