United States Steel Corporation

Lone Star Steel Company, L.p.

Paul Fullerton

Nathan A Roden

David R Witt

Bowman A Urech

Tommy Stewart

The present invention involves cost effective, efficient systems and methods for sizing pipe. In an embodiment of the present invention, a pipe sizing system includes a die having an opening operable to size the pipe, a hydraulic cylinder having at least one rod attached thereto, the hydraulic cylinder and the at least one rod cooperating with each other to push the pipe through the die, and a receiver to guide the pipe as the pipe exits from the die.

Push bench and method of manufacturing small diameter tubing

The present invention involves a system and method for producing bimetallic pipe. In one embodiment of the present invention, the method includes inserting an inner shell into an outer shell and reducing the outer shell to securely engage the inner shell by drawing the outer shell and inner shell through a die without the use of a mandrel placed in the inner shell. In another embodiment of the present invention, the method includes inserting an inner shell into an outer shell and reducing the outer shell to securely engage the inner shell by sizing the outer shell using at least one roller stand.

Method for producing bimetallic line pipe

Push bench method for manufacturing small diameter tubing

Growing community of inventors

Plano, TX, United States of America

Paul Fullerton