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2024
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Invention
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Flow management assemblies, methods and well. A tubular assembly for a well comprising an outer l... |
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2022
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Invention
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Well installation electrical transmission systems.
Well installation electrical transmission sys... |
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Invention
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Well installation electrical transmission systems. Well installation electrical transmission syst... |
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Invention
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Downhole energy harvesting.
Downhole electrical energy harvesting and communication in systems f... |
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Invention
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Retrievable packer apparatus.
An apparatus comprising a mandrel (51, 251, 351) having a main lon... |
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Invention
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Casing packer.
A casing packer apparatus (P) comprising a mandrel (2) having a longitudinal thro... |
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Invention
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Casing packer. A casing packer apparatus (P) comprising a mandrel (2) having a longitudinal throu... |
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Invention
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Retrievable packer apparatus. An apparatus comprising a mandrel (51, 251, 351) having a main long... |
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2021
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Invention
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Downhole energy harvesting. Downhole electrical energy harvesting and communication in systems fo... |
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Invention
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Apparatuses and methods for sensing temperature along a wellbore using semiconductor elements. Ap... |
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Invention
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Downhole power delivery. A well installation comprising downhole power delivery apparatus for del... |
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Invention
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Well installations and subsurface safety valves. a) is arranged for detecting the presence and/or... |
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Invention
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Well installations and subsurface safety valves. A subsurface safety valve control system includi... |
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2020
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Invention
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Rupture apparatus. A rupture apparatus (50) often deployed within a wall of a casing string (53) ... |
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2018
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Invention
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Well in a geological structure. c). In the event of a “blow-out”, a kill fluid can then be introd... |
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Invention
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Method of controlling a well. b), allowing the kill fluid to cascade down the well to control it.... |
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Invention
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Well with two casings. b). The first or second casing string are less than 250 meters longer in l... |
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Invention
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A well with two casings. A well (10) in a geological structure (11), the well (10) comprising: a ... |
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Invention
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Method of controlling a well. A method of controlling a well in a geological structure, the well ... |
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Invention
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A well in a geological structure. A well (10) in a geological structure, the well (10) comprising... |
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Invention
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Well installations. Well installations and methods for constructing wireless ready well installat... |
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Invention
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Downhole communication. A downhole communication system for communication between a first and sec... |
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Invention
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Powering downhole devices. A downhole power delivery system for use in a well comprising downhole... |
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2017
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Invention
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Downhole monitoring method. A method to test or monitor the integrity of a cement barrier, compri... |
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Invention
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Apparatuses and methods for sensing temperature along a wellbore using temperature sensor modules... |
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Invention
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Method of monitoring a reservoir. A method of monitoring a reservoir comprising setting at least ... |
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Invention
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Method to manipulate a well using an overbalanced pressure container. a). Some of the pressurised... |
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Invention
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Apparatuses and methods for sensing temperature along a wellbore using resistive elements. Appara... |
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Invention
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Method to manipulate a well using an underbalanced pressure container. A method to manipulate a w... |
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Invention
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Apparatus and method to expel fluid. A downhole apparatus and method for expelling fluid which co... |
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Invention
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Well with pressure activated acoustic or electromagnetic transmitter. A well comprising a pressur... |
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Invention
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Method of pressure testing. A method of pressure testing a casing system (12) comprising deployin... |
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Invention
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Apparatus and method for pumping fluid in a borehole.
A method to manipulate a well, comprising ... |
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Invention
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Monitoring well installations. A monitoring well installation comprising metallic casing (2) and ... |
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Invention
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Monitoring well installations. A monitoring well installation comprising metallic casing (2) runn... |
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2016
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Invention
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Downhole communication.
Downhole electrical energy harvesting and communication in systems for w... |
