Company Filing History:
2 out of 26 
1 out of 1 
1 out of 5 Years Active: 1981-1993
Title: Alfred Bollmann: Innovator in Mining Technology
Introduction
Alfred Bollmann, a notable inventor based in Bochum, Germany, has significantly contributed to the field of mining technology through his innovative inventions. With a total of four patents to his name, he has focused on enhancing safety and efficiency in mining operations.
Latest Patents
Bollmann's latest inventions include a revolutionary walking prop for mine tunnels and a sophisticated mine roof support system. The walking prop incorporates a skid-lifting assembly in the ram region that braces the roof cap against a skid formed by a bridge. This innovative design features lifting cylinders articulated and suspended from the bridge, providing a mechanism to advance the skid relative to the guide-rod assembly.
Additionally, his mine roof support patent features a robust base and a supporting prop that extends upwards. This roof-supporting element telescopes toward the mine face, with a free end designed as a housing that matches the width of the main portion. A thrust prop is arranged to support this free end section, ensuring stability and safety in underground environments.
Career Highlights
Throughout his career, Alfred Bollmann has collaborated with several reputed companies, including Bochumer Eisenhütte Heintzmann & Company and Strebtechnik Bochum GmbH & Co. His work has been instrumental in advancing the technologies used in the mining sector, emphasizing the importance of reliable support mechanisms for worker safety and operational efficiency.
Collaborations
Bollmann’s innovative endeavors have been supported by his collaborations with significant individuals in the industry, such as Hans-Ferdinand Bemmerl and Alois Scheunert. Their joint efforts have driven the development of safer mining solutions, underscoring the value of teamwork in innovation.
Conclusion
In summary, Alfred Bollmann’s contributions to mining technology have established him as a prominent inventor in this field. With a focus on safety and efficiency through his patents, he continues to influence the future of mining operations. His work highlights the critical role inventors play in transforming industries and improving working conditions.