Bolted flanged connections are the most commonly used in petrochemical equipment and piping system.

螺栓法兰连接是石油化工设备和管道中应用最为广泛的密封形式。

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Procedure of failure analysis and the causes of failure in petrochemical equipment are discussed briefly in this paper.

简叙了石油化学工业装备失效分析程序、失效原因及其失效机理。

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The significance of establishment of data information network of petrochemical equipment corrosion and protection was described.

文章论述了建立石油化工设备腐蚀与防护数据信息网的重要意义。

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The one that will get the most attention is that a European subsidiary sold petrochemical equipment to Iran in the early 2000s.

FORBES: Koch Industries in the Spotlight Again

Petrobras has been studying an alternative to transport the equipment by ferry to the Petrochemical Complex of Rio de Janeiro State (Comperj).

FORBES: Infrastructure Problems in Brazil: Equipment Imported by Petrobras From Italy Has Been Stuck in a Port For Over a Month

Investment as well as the export of key equipment and technology for Iran's petrochemical sector is also banned.

BBC: Iran: EU oil sanctions 'unfair' and 'doomed to fail'