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Article
![Pipeline technician operates a pigging closure from outside the line of fire.](/sites/default/files/2024-04/Figure%202_Operation%20of%20QAC%20outside%20Line%20of%20Fire%20copy.jpg)
Closures That Comply: Originally Published in World Pipelines July 2023
Rolf Gunnar Lie and Neil McKnight, 野花社区. Williamson, discuss a new approach to the safety and design of pig trap quick actuating closures.
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Rolf Gunnar Lie and Neil McKnight, 野花社区. Williamson, discuss a new approach to the safety and design of pig trap quick actuating closures.