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Oil skimmer
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Patent number 11,780,751
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Issue date Oct 10, 2023
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Michael A. Fesi
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Oil skimmer and method of use
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Patent number 11,702,811
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Issue date Jul 18, 2023
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Michael A. Fesi
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Oil skimmer
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Patent number 11,261,105
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Issue date Mar 1, 2022
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Michael A. Fesi
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C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Oil skimmer
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Patent number 10,920,388
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Issue date Feb 16, 2021
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Michael A. Fesi
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Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
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Oil skimmer
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Patent number 10,800,674
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Issue date Oct 13, 2020
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Michael A. Fesi
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Oil skimmer
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Patent number 10,202,290
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Issue date Feb 12, 2019
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Michael A. Fesi
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Oil skimmer and method
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Patent number 8,696,242
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Issue date Apr 15, 2014
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Michael A. Fesi
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Hydraulic oil well pumping apparatus
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Patent number 8,678,082
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Issue date Mar 25, 2014
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Lufkin Industries, LLC
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Michael A. Fesi
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Hydraulic oil well pumping apparatus
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Patent number 8,235,107
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Issue date Aug 7, 2012
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Lufkin Industries, Inc.
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Michael A. Fesi
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Hydraulic oil well pumping apparatus
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Patent number 7,762,321
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Issue date Jul 27, 2010
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Petro Hydraulic Lift System, L.L.C.
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Michael A. Fesi
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...