![Isolating Pipe in Pipe Oil Pipelines](https://7717268.fs1.hubspotusercontent-na1.net/hub/7717268/hubfs/StatsGroup_August2020/images/outer-pipe-tool-w640h480.png?width=768&name=outer-pipe-tool-w640h480.png)
Isolating Pipe in Pipe Oil Pipelines
Abstract This paper presents the results of the first onshore Pipe in Pipe (PiP) isolation to facilitate the extraction and replacement of a damaged section of pipe.
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![Retrofitting Pigging Functionality in Unpiggable Pipelines](https://7717268.fs1.hubspotusercontent-na1.net/hub/7717268/hubfs/StatsGroup_August2020/images/piggingfacilitiesinunpiggablepipelines-w640h480.jpg?width=768&name=piggingfacilitiesinunpiggablepipelines-w640h480.jpg)
Retrofitting Pigging Functionality in Unpiggable Pipelines
Double block isolation tools used to retrofit pigging facilities in live pipeline systems safely without affecting production
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![High Integrity Isolation for Mid-Line Repair Scopes](https://7717268.fs1.hubspotusercontent-na1.net/hub/7717268/hubfs/StatsGroup_August2020/images/bisephottapandlinestop-w640h480.jpg?width=768&name=bisephottapandlinestop-w640h480.jpg)
High Integrity Isolation for Mid-Line Repair Scopes
An introduction to the patented BISEP, a fail-safe double block and bleed isolation tool deployed through a single full bore hot tap penetration
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![Emergency Pipeline Repair Isolation Systems](https://7717268.fs1.hubspotusercontent-na1.net/hub/7717268/hubfs/StatsGroup_August2020/images/unpiggablepipelineisolation-w640h480.jpg?width=768&name=unpiggablepipelineisolation-w640h480.jpg)
Emergency Pipeline Repair Isolation Systems
An assessment of temporary pipeline isolation devices used to facilitate safe maintenance of pressurised pipework or systems
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![Double Block and Bleed Technologies](https://7717268.fs1.hubspotusercontent-na1.net/hub/7717268/hubfs/StatsGroup_August2020/images/doubleblockandbleedisolation-w640h480%20%281%29.jpg?width=768&name=doubleblockandbleedisolation-w640h480%20%281%29.jpg)
Double Block and Bleed Technologies
An assessment of temporary pipeline isolation devices used to facilitate safe maintenance of pressurised pipework or systems.
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