Patrick Joseph Langan

Title: Patrick Joseph Langan: Innovator in Grouting Technology

Introduction

Patrick Joseph Langan is a notable inventor based in Winnemucca, NV (US). He has made significant contributions to the field of grouting technology, particularly with his innovative apparatus designed for bore hole grouting.

Latest Patents

Langan holds a patent for a "Bore hole grouting apparatus and method." This grouting apparatus features a tubular body with an outer end closure that is removably mounted to the outer end of the tubular body. It includes a nozzle at the inner end, forming a container for grouting material. The design incorporates a landing shoulder that is seatable on a drill string landing shoulder. The closure is equipped with an overshot coupling member and a head that has an inlet passage opening to the tubular body. A piston and sleeve are axially movable within the tubular body to force the grouting material out of the container. The sleeve blocks flow through the piston as it moves inwardly, but upon abutting against the nozzle, it opens a bypass channel for fluid to mix with the grouting material.

Career Highlights

Langan is currently employed at Boart Longyear International Holdings, Inc., where he continues to develop and refine his innovative technologies. His work has contributed to advancements in drilling and grouting methods, enhancing efficiency and effectiveness in the field.

Collaborations

Langan collaborates with Robert Eugene Able, who is also involved in the field of drilling technology. Their partnership has fostered innovation and development in their respective projects.

Conclusion

Patrick Joseph Langan is a distinguished inventor whose work in bore hole grouting technology has made a significant impact in the industry. His innovative apparatus and method demonstrate his commitment to advancing drilling techniques.