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Pigging and inspection news


Successful launching and receiving

Simon Bell, iNPIPE PRODUCTS, UK, describes the cassette arrangement, enabling multiple pigs to be loaded into a launching trap at any one time.


A new approach to safety and design of pig trap quick actuating closures

Pipeline operators must quickly launch and retrieve inline inspection (ILI) tools and cleaning pigs without compromising the safety of field personnel, damaging equipment or releasing hydrocarbons into the environment. A quick actuating closure (QAC) or quick opening closure (QOC) can provide the solution to these issues.


Closures that comply

Rolf Gunnar Lie and Neil McKnight, T.D. Williamson, discuss a new approach to the safety and design of pig trap quick actuating closures.


Gathering geo-data

Mapping and surveillance have shown a repeated high return on investment for asset management, says Luke Brouwers and Ibtesam Hasan, Fugro.


Acoustic resonance technology

Shell and TSC Subsea explore advanced high-resolution wall thickness for coated unpiggable subsea pipelines.