Theodore H Krengel

Title: The Innovative Contributions of Theodore H. Krengel

Introduction

Theodore H. Krengel is a notable inventor based in Flossmoor, Illinois, recognized for his significant contributions to the field of welding technology. With a total of nine patents to his name, Krengel has developed innovative methods that enhance the durability and quality of welded tubes.

Latest Patents

Among his latest patents is a method and apparatus for coating the seams of welded tubes. This invention involves applying a mixture of a protective metal coating in powdered form and a liquid flux over the internal surface of the welded seam. The process includes heating the welded seam to the melting temperature of the protective metal coating, allowing it to flow over the seam and form a strong metallurgical bond. The preferred apparatus features a wand that extends through the tube, delivering the powdered coating, liquid flux, and non-oxidizing gas to an applicator that atomizes and sprays the liquid flux.

Another notable patent is an improved method of coating the welded seam of a metal tube. This method involves heating the weld area to a temperature below the melting point of the protective coating, applying the coating, and then heating the entire tube to ensure the coating adheres firmly to the seam. This innovative approach allows for the application of protective coatings both on the interior and exterior surfaces of the welded seam.

Career Highlights

Throughout his career, Krengel has worked with several companies, including the Idod Trust and Allied Tube & Conduit Corporation. His experience in these organizations has contributed to his expertise in welding technology and innovation.

Collaborations

Krengel has collaborated with notable individuals in his field, including John J. Borzym and Charles A. Willetts. These partnerships have likely fostered the exchange of ideas and advancements in welding techniques.

Conclusion

Theodore H. Krengel's contributions to welding technology through his innovative patents have significantly impacted the industry. His methods for coating welded seams enhance the durability and performance of metal tubes, showcasing his expertise and commitment to innovation.