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本文概述了海底标结核、含钴结壳的开发现状及前景,认为钴结壳更具开发前景.文中介绍了标结核和粘结壳的职存状态和矿床特征,列举了全俄海洋地质研究院进行海底金属资源调查的初步结果,介绍了两种开发标结核的工艺方案和为开采含钴结壳而研制的一套特殊的回转切削系统.根据经济分析和美国一些矿山公司的资料认为,与陆地矿床10%~15%的利润相比,海洋金属矿床开来的合理方案应获得不低于30%的利润.文中还概述了利用海洋高温水热能源的可行性.
This paper summarizes the status quo and prospects of the development of submarine nodules and cobalt-bearing crusts and suggests that cobalt crusts are more promising. This paper introduces the status of occupancy and deposit of the nodules and bonded shells, lists the preliminary results of the investigation of seabed metal resources conducted by All-Russian Institute of Marine Geology, introduces two kinds of technological schemes for developing nodules, Shell and developed a special rotary cutting system. According to economic analysis and data from some mining companies in the United States, a reasonable plan to open oceanic metal deposits should be at a profit of not less than 30% compared with the profit of 10% to 15% of terrestrial deposits. The article also outlines the feasibility of using marine high temperature water and heat energy.