This inventor holds 2 USPTO granted patents. Top assignees: Sandvik Rock Tools, Inc., The Tensar Corporation. Active years: 1999.
Company Filing History:
2 out of 28 
1 out of 50 
Years Active: 1999
Title: Joseph C. Zelanko: Innovator in Rock Bolt Anchoring Systems
Introduction
Joseph C. Zelanko is a notable inventor based in Cranberry Township, PA (US). He has made significant contributions to the field of rock bolt anchoring systems, holding two patents that showcase his innovative approach to mining safety and efficiency.
Latest Patents
Zelanko's latest patents include a Filler-containing rock bolt anchoring system and method of preparation. This novel system features a reactive grouting mechanism that comprises a resin component containing an unsaturated polyester resin and a catalyst component that is separated from the polyester resin. The catalyst is effective in cross-linking the polyester resin and includes a filler with specific particle size characteristics. This system is particularly applicable in anchoring mine bolts, facilitating the installation of reinforcing members, and is known for its rapid curing and strength. Another significant patent is for a mine stopping device, which serves as a ventilation control mechanism in mine tunnels. This device utilizes a composite matrix material to create a rigid flame-retardant barrier wall, ensuring safety and structural integrity in mining operations.
Career Highlights
Throughout his career, Zelanko has worked with prominent companies such as Sandvik Rock Tools, Inc. and The Tensar Corporation. His experience in these organizations has contributed to his expertise in developing innovative solutions for the mining industry.
Collaborations
Zelanko has collaborated with notable professionals in his field, including Timothy J. Shean and Ronald L. Paxton. These collaborations have further enhanced his contributions to mining technology and safety.
Conclusion
Joseph C. Zelanko's work in rock bolt anchoring systems and mine stopping devices exemplifies his commitment to innovation in the mining industry. His patents reflect a deep understanding of the challenges faced in mining operations and provide effective solutions to enhance safety and efficiency.