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Sacrificial anode composition
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Patent number 4,549,948
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Issue date Oct 29, 1985
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Conoco Inc.
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Marvin L. Peterson
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C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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Sacrificial anode apparatus
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Patent number 4,251,343
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Issue date Feb 17, 1981
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Conoco, Inc.
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Marvin L. Peterson
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Sacrificial anode apparatus
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Patent number 4,201,637
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Issue date May 6, 1980
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Conoco, Inc.
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Marvin L. Peterson
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Method for retarding scale formation
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Patent number 4,115,606
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Issue date Sep 19, 1978
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Continental Oil Company
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Orwin G. Maxson
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Personnel transfer gangway
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Patent number 4,011,615
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Issue date Mar 15, 1977
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Continental Oil Company
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Orwin G. Maxson
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Dry drilling fluid composition
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Patent number 3,951,824
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Issue date Apr 20, 1976
-
Continental Oil Company
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Orwin G. Maxson
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C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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