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2025
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P/S
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Downhole packers for use in controlling the flow and movement of fluids. |
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2024
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Invention
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Strain absorbing downhole packer. A method comprising a) providing a packer comprising a tubular ... |
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2023
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Invention
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Modular casing anchor for downhole tool. A modular tool anchor includes an anchor body positionab... |
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Invention
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High pressure swellable packer. A packer includes a tubular mandrel. The packer includes a first ... |
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2022
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Invention
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Modular downhole packer. A modular downhole packer includes a valve body, which includes a thread... |
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2020
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Invention
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Low fluid level valve. A valve collar for a downhole packer includes a flow path. The flow path i... |
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P/S
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Oil and gas drilling and production equipment, namely, valves and valve systems used in inflatabl... |
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P/S
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Oil and gas drilling and production equipment, namely, valves and valve systems comprised of shut... |
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2017
|
Invention
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Hydraulic port collar. A hydraulic port collar includes a housing having one or more housing port... |
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2016
|
Invention
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Balanced piston toe sleeve. A balanced piston toe sleeve allows a pressure test cycle to be carri... |
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2015
|
Invention
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Rfid control dart. A control dart having an internal power supply includes an RFID reader adapted... |
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Invention
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Rfid control dart.
A control dart having an internal power supply includes an RFID reader adapte... |
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Invention
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Cable wrapped inflatable packer element. A downhole packer element includes an inner and outer ca... |
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Invention
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Temperature compensated element and associated methods. A temperature actuated element includes a... |
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2014
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Invention
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Slant-drilled valve collar. A valve collar for use with a fluid actuated downhole tool includes a... |
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Invention
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Temperature compensated element. A time actuated element includes a mandrel, a housing coupled to... |
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Invention
|
Swellable casing anchor. A method for anchoring a casing string within a wellbore is disclosed. T... |
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Invention
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Grooved swellable packer. A swellable packer which includes a generally tubular mandrel having a ... |
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Invention
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Temperature compensated element and uses thereof in isolating a wellbore. A time actuated element... |
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Invention
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Hydraulic anchor for downhole packer. A hydraulic anchor is coupled to a packer subassembly of a ... |
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Invention
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Downhole valve for fluid energized packers. A downhole valve for fluid energized packers includes... |
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P/S
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[Metal casings used to stabilize the wellbore in oil and gas wells; Oil and gas well downhole equ... |
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2013
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Invention
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Hydraulic cycle opening sleeve. According to one aspect of the disclosure, a hydraulic cycle open... |
|
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P/S
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Oil well equipment, namely, swellable downhole packers for use in controlling the flow and moveme... |
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P/S
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Inflatable and swellable downhole packers for use in oil and gas wells.
Oil well equipment, namel... |
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P/S
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Inflatable and swellable downhole packers. |
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2012
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Invention
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Swellable downhole packer. A swellable downhole packer (10) is provided for positioning downhole ... |
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P/S
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Oilfield equipment, namely, oil fracing equipment.
Oil and gas well fracturing power tools, namel... |
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2011
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Invention
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Longitudinally split swellable packer and method. A swellable packer (10) includes upper and lowe... |
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2010
|
Invention
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Longitudinally split swellable packer and method.
A swellable packer (10) includes upper and low... |
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2009
|
Invention
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Wellhead test tool and method. A method of pressure testing a lower marine riser package includes... |
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Invention
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Geothermal liner system with packer. A geothermal liner system with packer for sealing a producin... |
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P/S
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Downhole packers installed on casing joints or casing mandrels. |
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P/S
|
Oil and gas drilling and production equipment, namely, downhole packers installed on casing joint... |
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P/S
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OIL WELL EQUIPMENT, NAMELY, DOWNHOLE PACKERS INSTALLED ON CASING JOINTS OR CASING MANDRELS FOR US... |
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P/S
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oil and gas drilling and production equipment, namely, downhole packers installed on casing joint... |
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2008
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P/S
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Hydraulically and mechanically operated tools for hydrocarbon recovery operations, namely, packer... |
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Invention
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High temperature packer and method. A high temperature packer (10) force a tubular string in a we... |
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Invention
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Float collar and method. A float collar 10 includes a housing 12 and a generally sleeve-shaped el... |
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2007
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P/S
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oil well equipment, namely, downhole packers for use in controlling the flow and movement of fluids |
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2006
|
Invention
|
Packer with positionable collar. A fluid actuated packer (10) and collar (36) assembly is provide... |
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2005
|
Invention
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Packer with positionable collar. A fluid actuated packer 10 and collar 36 assembly is provided fo... |
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2002
|
Invention
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Inflatable packer with prestressed bladder. An improved inflatable packer 10 is provided having a... |
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1988
|
Invention
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Multiple-set packer and method. A packer assembly is provided suitable for multiple setting and u... |
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1986
|
Invention
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Inflatable well packer. An inflatable packer for sealing across downhole conduits comprises a pai... |
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1984
|
Invention
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Packer assembly. A downhole packer assembly includes a first packer tool with a flexible tubular ... |
