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Ice barrier construction
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Patent number 4,523,879
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Issue date Jun 18, 1985
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Exxon Production Research Co.
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Raymond G. Finucane
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Tunnel constructing
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Patent number 4,516,878
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Issue date May 14, 1985
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Linde Aktiengesellschaft
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Dieter Rebhan
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Heat pipes with shrouded fins and fan
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Patent number 4,505,326
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Issue date Mar 19, 1985
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Northwest Alaskan Pipeline Company
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Craig B. Hazen
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Ground freezing method
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Patent number 3,943,722
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Issue date Mar 16, 1976
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Union Carbide Canada Limited
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John William Ross
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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3436919
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Patent number 3,436,919
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Issue date Apr 8, 1969
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F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
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3365894
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Patent number 3,365,894
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Issue date Jan 30, 1968
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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3267680
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Patent number 3,267,680
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Issue date Aug 23, 1966
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F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
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3183675
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Patent number 3,183,675
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Issue date May 18, 1965
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F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS