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Additive for viscoelastic fluid
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Issue date Jan 10, 2012
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Schlumberger Technology Corporation
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C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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Additive for viscoelastic fluid
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Patent number 7,320,952
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Issue date Jan 22, 2008
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Schlumberger Technology Corporation
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Yiyan Chen
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C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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High energy emulsifier
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Issue date Feb 7, 1984
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Hoffert Manufacturing Co., Inc.
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3677961
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2927849
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2557841
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...