The Department of Justice is now investigating price-fixing in the PVC pipe market following a class action lawsuit filed in August which alleges manufacturers conspired to fix, raise, maintain and ...

The commodity pricing service named in an August 2024 lawsuit as the platform PVC pipe makers used to conspire to overcharge pipe buyers has denied wrongdoing, agreed to settle and said it would ...

Abstract: The surface defect detection of automobile pipe joints based on computer vision faces technical challenges. The tiny-sized and smooth surfaces with processing textures will undermine the ...