发明名称 |
METHOD AND APPARATUS FOR MINING MANGANESE NODULES FROM THE DEEP SEA-BOTTOM |
摘要 |
A mechanism for mining manganese nodules from the deep sea bottom including a number of dredge nets tied to a long endless rope suspended from both sides of a ship, the rope falling from one side of the ship to the deep sea-bottom with apparatus being provided to pull the rope therefrom to another side of the ship, whereby manganese nodules are continuously collected by the dredge nets.
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申请公布号 |
US3672079(A) |
申请公布日期 |
1972.06.27 |
申请号 |
USD3672079 |
申请日期 |
1970.04.22 |
申请人 |
YOSHIO MASUDA;TOSHIKAZU MURAKAMI |
发明人 |
YOSHIO MASUDA;TOSHIKAZU MURAKAMI |
分类号 |
E02F3/08;E21C50/00;(IPC1-7):E02F3/14 |
主分类号 |
E02F3/08 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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