Location History:
- Alvsjo, SE (1988)
- Stockholm, SE (1989)
Company Filing History:
Years Active: 1988-1989
Title: Erik T Hartzell: Innovator in Cemented Carbide Technology
Introduction
Erik T Hartzell is a notable inventor based in Alvsjo, Sweden. He has made significant contributions to the field of cemented carbide technology, holding a total of 3 patents. His work primarily focuses on improving the performance and durability of tools used in rock drilling and mineral cutting.
Latest Patents
Hartzell's latest patents include innovative designs that enhance the functionality of cemented carbide bodies. One of his notable inventions is a cemented carbide body with a binder phase gradient and method of making. This invention relates to a cemented carbide body, preferably for rock drilling, mineral cutting, and wear parts, where the content of the binder phase in the surface is lower and in the center higher than the nominal content. In the center, there is a zone with a uniform content of the binder phase, and the WC grain size is uniform throughout the body. Another significant patent is for a cemented carbide tool, which comprises a cast iron or cast steel body carrying a plurality of cast-in inserts. Each insert consists of a cemented carbide cutting or wearing element partially embedded in the body, with an enclosure that has a higher melting point than the body, ensuring a strong metallurgical bond.
Career Highlights
Throughout his career, Erik T Hartzell has worked with reputable companies such as Santrade Ltd and Sandvik AB. His experience in these organizations has allowed him to develop and refine his innovative ideas in cemented carbide technology.
Collaborations
Hartzell has collaborated with notable professionals in his field, including Udo K Fischer and Jan G Akerman. These collaborations have contributed to the advancement of his inventions and the overall development of cemented carbide applications.
Conclusion
Erik T Hartzell is a distinguished inventor whose work in cemented carbide technology has led to significant advancements in the industry. His innovative patents and collaborations reflect his commitment to enhancing the performance of tools used in various applications.