4. Pipes and tubular conduits
  5. Longitudinally seamed
  6. Sectional

Interprovincial Pipe Line Company

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Fluid actuated pipe clamp tightener

Pipes and tubular conduits – Longitudinally seamed – Sectional
Patent

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Method of controlling hardness of pipe weld-joints by radially i

Metal treatment – Process of modifying or maintaining internal physical... – Magnetic materials
Patent

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Temporary disintegratable plug for an open-ended oil pipeline

Pipes and tubular conduits – With closures and plugs – Inflation stem type
Patent

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Vapor plug for temporarily sealing or plugging a pipeline

Metal fusion bonding – Process – Repairing – restoring – or renewing product for reuse
Patent

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Profile ID: LFUS-PAI-P-1109735

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