4. Excavating
  5. Peat excavators

Pierre Lemercier

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Apparatus for mining nodules beneath the sea

Excavating – Peat excavators
Patent

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Method and apparatus for mining nodules from beneath the sea

Excavating – Peat excavators
Patent

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Method for depositing material on the ocean bed and apparatus fo

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Submerging – raising – or manipulating line of pipe or cable...
Patent

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Method for depositing material on the ocean bed and apparatus fo

Hydraulic and earth engineering – Miscellaneous
Patent

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Submarine vehicle for dredging and raising minerals resting on t

Excavating – Peat excavators
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Profile ID: LFUS-PAI-P-955418

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