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Support structure
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Patent number 4,614,460
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Issue date Sep 30, 1986
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Klas Heyman
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Sandjet rotating nozzle
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Patent number 4,601,612
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Issue date Jul 22, 1986
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Shell Oil Company
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Matthew J. Primrose
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Submersible backfill machine
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Patent number 4,342,526
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Issue date Aug 3, 1982
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Applied Offshore Technology, Inc.
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Al H. Mousselli
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Device for planing a body of ground material
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Patent number 4,342,162
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Issue date Aug 3, 1982
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B.V. Machinefabriek en Constructiewerkplaats Gebr. Klinkenberg
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Cornelis Spaans
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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3782127
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Patent number 3,782,127
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Issue date Jan 1, 1974
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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3688510
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Patent number 3,688,510
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Issue date Sep 5, 1972
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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3683632
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Patent number 3,683,632
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Issue date Aug 15, 1972
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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3577738
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Patent number 3,577,738
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Issue date May 4, 1971
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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3526096
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Patent number 3,526,096
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Issue date Sep 1, 1970
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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2191845
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Patent number 2,191,845
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Issue date Feb 27, 1940
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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1716189
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Patent number 1,716,189
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Issue date Jun 4, 1929
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING