Chapter IVE+W+S+N.I. ??? Claims and ActionsArticle 20E+W+S+N.I. Maritime lienE+W+S+N.I.1Nothing in this Convention shall affect the salvor???s maritime lien under any international convention or national law.E+W+S+N.I.2The salvor may not enforce his maritime lien when satisfactory security for his claim, including interest and costs, has been duly tendered or provided.E+W+S+N.I.Article 21E+W+S+N.I