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Fireproof boom
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Patent number 4,645,376
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Issue date Feb 24, 1987
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Shell Western E&P Inc.
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Wayne F. Simpson
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Containment boom system
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Patent number 4,640,645
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Issue date Feb 3, 1987
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Shell Oil Company
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Wayne F. Simpson
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Fireproof boom
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Patent number 4,599,013
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Issue date Jul 8, 1986
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Shell Western E&P Inc.
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Wayne F. Simpson
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Fireproof boom
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Patent number 4,537,528
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Issue date Aug 27, 1985
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Shell Oil Company
-
Wayne F. Simpson
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING