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May 15 2003 |
Kureha Corporation |
Applications of degradable polymer for delayed mechanical changes in wells |
| 8459346, |
Dec 23 2008 |
MAGNUM OIL TOOLS INTERNATIONAL, LTD |
Bottom set downhole plug |
| 8496052, |
Dec 23 2008 |
MAGNUM OIL TOOLS INTERNATIONAL, LTD |
Bottom set down hole tool |
| 8899317, |
Dec 23 2008 |
Nine Downhole Technologies, LLC |
Decomposable pumpdown ball for downhole plugs |
| 9062522, |
Apr 21 2009 |
Nine Downhole Technologies, LLC |
Configurable inserts for downhole plugs |
| 9109428, |
Apr 21 2009 |
Nine Downhole Technologies, LLC |
Configurable bridge plugs and methods for using same |
| 9127527, |
Apr 21 2009 |
Nine Downhole Technologies, LLC |
Decomposable impediments for downhole tools and methods for using same |
| 9163477, |
Apr 21 2009 |
Nine Downhole Technologies, LLC |
Configurable downhole tools and methods for using same |
| 9181772, |
Apr 21 2009 |
Nine Downhole Technologies, LLC |
Decomposable impediments for downhole plugs |
| 9217319, |
May 18 2012 |
Nine Downhole Technologies, LLC |
High-molecular-weight polyglycolides for hydrocarbon recovery |
| 9309744, |
Dec 23 2008 |
Nine Downhole Technologies, LLC |
Bottom set downhole plug |
| 9506309, |
May 18 2012 |
Nine Downhole Technologies, LLC |
Downhole tools having non-toxic degradable elements |
| 9562415, |
Apr 21 2009 |
MAGNUM OIL TOOLS INTERNATIONAL, LTD |
Configurable inserts for downhole plugs |
| 9587475, |
May 18 2012 |
Nine Downhole Technologies, LLC |
Downhole tools having non-toxic degradable elements and their methods of use |
| 9708878, |
May 15 2003 |
Kureha Corporation |
Applications of degradable polymer for delayed mechanical changes in wells |
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Dec 12 1994 |
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Nine Downhole Technologies, LLC |
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Nine Downhole Technologies, LLC |
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Jul 29 2011 |
Nine Downhole Technologies, LLC |
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Jul 29 2011 |
Nine Downhole Technologies, LLC |
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Dec 23 2008 |
Nine Downhole Technologies, LLC |
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Dec 23 2008 |
Nine Downhole Technologies, LLC |
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Jul 29 2011 |
Nine Downhole Technologies, LLC |
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Jul 29 2011 |
Nine Downhole Technologies, LLC |
Configurable caged ball insert for a downhole tool |
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Feb 13 2019 |
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Oct 24 2017 |
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Oct 24 2017 |
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May 15 2003 |
Kureha Corporation |
Method and apparatus for delayed flow or pressure change in wells |