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2024
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Invention
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Horisontal valve tree leakage isolation plug. A dual lock isolation plug for sealing both inside ... |
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Invention
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A valve-spool, a sequence valve comprising the valve-spool, and a method of operating the valve. ... |
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2022
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Invention
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Kit and method for modification of a horizontal valve tree. A kit is for modification of a horizo... |
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Invention
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Kit and method for modification of a horizontal valve tree. Kit for modification of a horizontal ... |
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2021
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Invention
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Apparatus and method for tubing hanger installation. A method for operating an apparatus for inst... |
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Invention
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Apparatus and method for tubing hanger installation. The document presents among other things a m... |
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2019
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Invention
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Method and apparatus for operating a hydraulically operated device in a wellhead. The document pr... |
