Patent Assignment Abstract of Title
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Total Assignments:
1
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Patent #:
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Issue Dt:
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07/13/1993
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Application #:
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07897641
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Filing Dt:
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06/12/1992
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Inventors:
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JAMES J. W. NAHM, HAROLD J. VINEGAR, JOHN M. KARANIKAS, REECE E. WYANT
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Title:
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HIGH TEMPERATURE WELLBORE CEMENT SLURRY
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| P.O. BOX 2463 |
| 900 LOUISIANA |
| HOUSTON, TEXAS 77252-2463 |
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| DEL S. CHRISTENSEN |
| SHELL OIL COMPANY |
| INTELLECTUAL PROPERTY |
| P.O. BOX 2463, 900 LOUISIANA |
| HOUSTON, TX 77252-2463 |
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